CN115456490B - Fishery resource data analysis method and system based on geographic information - Google Patents
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Abstract
The invention discloses a fishery resource data analysis method and system based on geographic information. Regional geographic information data are obtained from a marine fishery production region, distributed regional analysis is carried out according to the regional geographic information data to obtain marine layered regional data, reasonable and efficient fishery production scheme information is obtained through analysis of the layered regional data, and the aims of improving the marine fishery economic benefit and reducing the production cost are achieved. In addition, the invention can obtain the production evaluation information of the marine fishery through the hierarchical analysis of the marine fishery production area and the real-time analysis of the fishing data, thereby more intuitively mastering the economic benefit and ecological influence in the marine production process and being beneficial to further realizing the aim of marine sustainable development.
Description
Technical Field
The invention relates to the field of geographic information, in particular to a fishery resource data analysis method and system based on geographic information.
Background
When people put forward that the 21 st century will be the information age, and also the ocean information century, the 'digital earth' shows the prospect of different and unique. With the introduction of the "digital ocean" strategy, geographic Information Systems (GIS) are becoming more and more concerned by technicians in the ocean as a general technique for collecting, storing, managing, distributing, analyzing, displaying and applying data including spatial and positional information, and as a powerful tool for dealing with space-time problems.
A Geographic Information System (GIS) is a powerful technical means for comprehensive management of coastal zone resources and environments, and is a system composed of computer hardware, software and different methods, designed to support the collection, management, processing, analysis, modeling and display of spatial data in order to solve complex planning and management problems.
In the current fishery production, fishery production is generally carried out through manual experience, the condition that the research and analysis capability of marine fishery is weak, and the marine production cannot be comprehensively evaluated and analyzed, so that the marine productivity is reduced, and therefore a method capable of improving the marine production efficiency and reasonably planning a production scheme is needed at present.
Disclosure of Invention
In order to solve at least one technical problem, the invention provides fishery resource data analysis based on geographic information.
The invention provides a fishery resource data analysis method based on geographic information, which comprises the following steps:
obtaining regional geographic information data from a marine fishery production region, and performing distributed regional analysis according to the regional geographic information data to obtain marine hierarchical regional data;
carrying out target fish shoal prediction analysis according to the ocean hierarchical region data to obtain target fish shoal hierarchical prediction data;
performing production calculation analysis according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information;
and performing fishery production according to the fishery production scheme information, acquiring fishery data in real time, and performing marine ecological influence and sales value evaluation analysis according to the fishery data to obtain production evaluation information.
In the scheme, the regional geographic information data are obtained from the marine fishery production region, distributed regional analysis is performed according to the regional geographic information data, and marine hierarchical regional data are obtained, specifically:
constructing an ocean production map model according to the ocean production area;
according to the maximum depth of the production area, carrying out average layering on the production area to obtain basic layering area data;
obtaining ocean space information, temperature change information, salinity change information and pressure change information in regional geographic information data;
and performing similar layer combination on the basic layered regional data according to the ocean space information, the temperature change information, the salinity change information and the pressure change information to obtain ocean layered regional data based on an ocean production map model.
In this scheme, the target fish school prediction analysis is performed according to the ocean hierarchical region data to obtain target fish school hierarchical prediction data, which specifically includes:
acquiring target fish school category information;
target fish school type information is retrieved from the big data, and suitable marine environment information of the target fish school is obtained;
comprehensively analyzing according to the suitable marine environment information and the current marine hierarchical region data to obtain the predicted quantity and the predicted position of the target fish school in each layer region;
and carrying out information combination on the predicted number and the predicted position of the target fish shoal to obtain target fish shoal layered prediction data.
In the scheme, the production calculation analysis is carried out according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, and the method specifically comprises the following steps:
analyzing an optimal region and a corresponding fishing depth according to the target fish swarm hierarchical prediction data to obtain optimal fishing layer number information and optimal fishing region information;
acquiring fishing depth range information according to the information of the preferred fishing layer number, and generating various fishing tool scheme information according to the depth range information;
and analyzing the shortest path according to the information of the preferred fishing area to obtain a plurality of pieces of information of the preferred fishing paths.
In this scheme, the production calculation analysis is performed according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, and the method further comprises the following steps:
combining the multiple fishing tool scheme information with the multiple preferred fishing path information to obtain multiple initial production scheme information;
performing production cost calculation analysis according to the initial production scheme information to obtain corresponding production cost evaluation information;
and preferentially screening the initial production scheme information according to the production cost evaluation information to obtain fishery production scheme information.
In the scheme, fishery production is carried out according to fishery production scheme information, fishery data are obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained, and the method specifically comprises the following steps:
obtaining fishing data in real time;
performing image recognition and analysis processing according to the fishing image data in the fishing data to obtain fishing type information;
acquiring the data collected by the catch sonar in the catch data, and analyzing the catch quantity according to the data collected by the catch sonar to obtain catch quantity information based on the sonar data;
and obtaining historical sale records of the target fish school, and carrying out economic benefit evaluation according to the fish catch type information and the fish catch quantity information by combining the historical sale records to obtain sale value evaluation information.
In this scheme, according to fishery production scheme information carry out fishery production to obtain the catch data in real time, carry out marine ecological impact and marketing value evaluation analysis according to the catch data, obtain production evaluation information, still include:
obtaining fishing tool scheme information and fishing depth range information according to fishery production scheme information;
carrying out ecological influence calculation analysis according to the fishing tool scheme information and the fishing depth range information to obtain marine ecological influence evaluation information;
and carrying out comprehensive evaluation analysis on the sales value evaluation information and the marine ecological influence evaluation information to obtain production evaluation information.
The second aspect of the invention also provides a fishery resource data analysis system based on geographic information, which comprises: the fishery resource data analysis method based on the geographic information comprises a memory and a processor, wherein the memory comprises a fishery resource data analysis method program based on the geographic information, and the fishery resource data analysis method program based on the geographic information realizes the following steps when being executed by the processor:
obtaining regional geographic information data from a marine fishery production region, and performing distributed regional analysis according to the regional geographic information data to obtain marine hierarchical regional data;
carrying out target fish shoal prediction analysis according to the ocean hierarchical region data to obtain target fish shoal hierarchical prediction data;
performing production calculation analysis according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information;
and (4) performing fishery production according to fishery production scheme information, acquiring fishery data in real time, and performing marine ecological influence and sales value evaluation analysis according to the fishery data to obtain production evaluation information.
In the scheme, the regional geographic information data are obtained from the marine fishery production area, distributed regional analysis is performed according to the regional geographic information data, and marine hierarchical regional data are obtained, specifically:
constructing an ocean production map model according to the ocean production area;
according to the maximum depth of the production area, carrying out average layering on the production area to obtain basic layering area data;
obtaining ocean space information, temperature change information, salinity change information and pressure change information in regional geographic information data;
and performing similar layer combination on the basic layered regional data according to the ocean space information, the temperature change information, the salinity change information and the pressure change information to obtain ocean layered regional data based on an ocean production map model.
In the scheme, the production calculation analysis is carried out according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, and the method specifically comprises the following steps:
analyzing an optimal region and a corresponding fishing depth according to the target fish swarm hierarchical prediction data to obtain optimal fishing layer number information and optimal fishing region information;
acquiring fishing depth range information according to the information of the preferred fishing layer number, and generating various fishing tool scheme information according to the depth range information;
and analyzing the shortest path according to the information of the preferred fishing area to obtain a plurality of pieces of information of the preferred fishing paths.
The invention discloses a fishery resource data analysis method and system based on geographic information. Regional geographic information data are obtained from a marine fishery production region, distributed regional analysis is carried out according to the regional geographic information data to obtain marine layered regional data, reasonable and efficient fishery production scheme information is obtained through analysis of the layered regional data, and the aims of improving the marine fishery economic benefit and reducing the production cost are achieved. In addition, the invention can obtain the production evaluation information of the marine fishery through the hierarchical analysis of the marine fishery production area and the real-time analysis of the fishing data, thereby more intuitively mastering the economic benefit and ecological influence in the marine production process and being beneficial to further realizing the aim of marine sustainable development.
Drawings
FIG. 1 shows a flow chart of a method of the invention for fishery resource data analysis based on geographic information;
FIG. 2 illustrates a flow chart of the present invention for obtaining data for a marine stratified region;
FIG. 3 is a flow chart illustrating the process of obtaining hierarchical prediction data for a target fish population according to the present invention;
FIG. 4 shows a block diagram of a fishery resource data analysis system based on geographic information of the present invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention, taken in conjunction with the accompanying drawings and detailed description, is set forth below. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein and, therefore, the scope of the present invention is not limited by the specific embodiments disclosed below.
FIG. 1 shows a flow chart of a method for fishery resource data analysis based on geographic information of the present invention.
As shown in FIG. 1, the invention provides a fishery resource data analysis method based on geographic information in a first aspect, which comprises the following steps:
s102, obtaining regional geographic information data from a marine fishery production region, and performing distributed regional analysis according to the regional geographic information data to obtain marine hierarchical regional data;
s104, performing target fish school prediction analysis according to the ocean hierarchical region data to obtain target fish school hierarchical prediction data;
s106, performing production calculation analysis according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information;
and S108, fishery production is carried out according to the fishery production scheme information, fishery data are obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained.
It should be noted that the data includes remote sensing monitoring data, water temperature change monitoring data, spatial information data, and the like.
FIG. 2 shows a flow chart of the present invention for acquiring data of ocean stratification region.
According to the embodiment of the invention, the regional geographic information data are obtained from the marine fishery production region, and distributed regional analysis is performed according to the regional geographic information data to obtain marine hierarchical regional data, which specifically comprises the following steps:
s202, constructing a marine production map model according to a marine production area;
s204, carrying out average layering on the production area according to the maximum depth of the production area to obtain basic layered area data;
s206, acquiring ocean space information, temperature change information, salinity change information and pressure change information in regional geographic information data;
and S208, performing similar layer combination on the basic layered region data according to the ocean space information, the temperature change information, the salinity change information and the pressure change information to obtain ocean layered region data based on the ocean production map model.
It should be noted that the marine production map model is a three-dimensional map model based on a geographic information system. In the average layering of the production area according to the maximum depth of the production area, specifically longitudinal layering, the larger the maximum depth is, the more the number of layers is, the average layering is generally 10 to 20 layers, and in addition, the marine production area is subjected to layering analysis according to the longitudinal direction, so that analysis of a target fish school and accurate prediction of marine production are facilitated. And merging similar layers according to the ocean space information, the temperature change information, the salinity change information and the pressure change information in the basic layering region data, specifically, merging the corresponding adjacent layers as the similar layers if the temperature, the salinity, the pressure and the like of the adjacent layers are consistent according to the ocean basic layering, wherein the ocean environment information such as the temperature, the salinity, the pressure and the like of each region in the ocean range of the same layer are basically consistent in the ocean layering region data.
FIG. 3 is a flow chart illustrating the method for obtaining the hierarchical prediction data of the target fish population.
According to the embodiment of the invention, the target fish shoal prediction analysis is performed according to the ocean hierarchical region data to obtain the target fish shoal hierarchical prediction data, and the specific steps are as follows:
s302, acquiring target fish school category information;
s304, target fish school type information is retrieved from the big data, and marine environment information suitable for the target fish school is obtained;
s306, comprehensively analyzing according to the suitable marine environment information and the current marine hierarchical region data to obtain the predicted quantity and the predicted position of the target fish school in each layer region;
and S308, carrying out information combination on the predicted number and the predicted position of the target fish shoal to obtain target fish shoal layered prediction data.
It should be noted that the ocean layered region data includes spatial information and ocean environment information of each layered region. The marine environment information suitable for the target fish school comprises marine environment information such as suitable temperature, salinity and pressure of the fish school and the coast distance suitable for fishing of the fish school. The target fish swarm hierarchical prediction data comprise multi-layer prediction data, and the prediction data comprise the predicted number, the predicted position and the like of the target fish swarm.
According to the embodiment of the invention, the production calculation analysis is carried out according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, and the method specifically comprises the following steps:
analyzing an optimal region and a corresponding fishing depth according to the target fish swarm hierarchical prediction data to obtain optimal fishing layer number information and optimal fishing region information;
acquiring fishing depth range information according to the information of the preferred fishing layer number, and generating various fishing tool scheme information according to the depth range information;
and analyzing the shortest path according to the information of the preferred fishing area to obtain a plurality of pieces of information of the preferred fishing paths.
It should be noted that, in the acquiring of the fishing depth range information according to the preferred fishing layer number information and the generating of the multiple fishing tool scheme information according to the depth range information, the preferred fishing layer number information includes the number of ocean layers of the target fish groups suitable for fishing, and each target fish group hierarchical prediction data corresponds to one ocean depth level. The information of the fishing tool scheme comprises a combination of various fishing tools, the fishing tools include but are not limited to fishing tools such as a gill net, a trawl net, a purse net and a floor-pulling net, and the applicable depth ranges of different fishing tools are different. The information of the preferred catching area comprises a plurality of areas, the distribution conditions of the areas are different, and the shortest path analysis is specifically to analyze the shortest path through the distribution intensive conditions of the areas. In the obtained information of the plurality of preferred fishing paths, each path represents a communication route of all preferred fishing areas in a region range.
According to the embodiment of the invention, the production calculation analysis is carried out according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, and the method further comprises the following steps:
combining the multiple fishing tool scheme information with the multiple preferred fishing path information to obtain multiple initial production scheme information;
carrying out production cost calculation analysis according to the initial production scheme information to obtain corresponding production cost evaluation information;
and preferentially screening the initial production scheme information according to the production cost evaluation information to obtain fishery production scheme information.
It should be noted that the preferentially screening of the initial production scheme information according to the production cost evaluation information is specifically to sort the scheme cost through the production cost evaluation information and obtain a scheme with lower cost, so that the cost of marine production is reduced, and the comprehensive economic benefit is improved. The production cost comprises fishing gear cost, transportation cost, labor cost and the like.
According to the embodiment of the invention, fishery production is carried out according to fishery production scheme information, fishery data is obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained, and the method specifically comprises the following steps:
acquiring fishing catch data in real time;
carrying out image recognition and analysis processing according to the fishing image data in the fishing data to obtain fishing type information;
obtaining fish catch sonar acquisition data in the fish catch data, and performing fish catch quantity analysis according to the fish catch sonar acquisition data to obtain fish catch quantity information based on the sonar data;
and obtaining historical sale records of the target fish school, and carrying out economic benefit evaluation according to the fish catch type information and the fish catch quantity information by combining the historical sale records to obtain sale value evaluation information.
It should be noted that, the fish catch image data is specifically obtained through an ocean floating device, the ocean floating device includes a high-definition camera device and a sonar detection device, the high-definition camera device can obtain image data on the sea floor and the sea surface, and the sonar detection device generally obtains seabed sonar feedback data. The ocean floating device is arranged in an ocean production fishing area, and fishing data can be obtained in real time during fishing operation.
According to the embodiment of the invention, the fishery production is carried out according to fishery production scheme information, fishery data is obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained, and the method further comprises the following steps:
obtaining fishing tool scheme information and fishing depth range information according to fishery production scheme information;
carrying out ecological influence calculation analysis according to the fishing tool scheme information and the fishing depth range information to obtain marine ecological influence evaluation information;
and carrying out comprehensive evaluation analysis on the sales value evaluation information and the marine ecological influence evaluation information to obtain production evaluation information.
It should be noted that the marine ecological influence assessment information includes a marine ecological influence assessment index, and the index is an ecological influence index reflecting the marine environment after production and fishing, and has an important reference meaning. The production evaluation information comprises sales value evaluation information and marine ecological influence evaluation information. The sales value evaluation information is a reference index reflecting the economic benefit of the marine production, and has an important comparison effect on the comprehensive evaluation of the actual marine production.
The marine ecological impact assessment information comprises a marine ecological impact assessment index, and the specific calculation formula of the marine ecological impact assessment index is as follows:
wherein the content of the first and second substances,
for the evaluation of the index for the marine ecological impact,
in order to produce the maximum depth of the fishing,
in order to produce the minimum depth of fishing,
the number of the targeted fish school species is,
actual number of fish stocks.
According to the embodiment of the invention, the method further comprises the following steps:
performing fishery production according to fishery production scheme information, and acquiring positioning information of a production fishing boat in the marine production process;
analyzing navigation track information and operation time information of the production fishing boat in the operation process according to the positioning information;
carrying out rationality fishery production analysis on fishery production scheme information to obtain preset navigation track information and preset operation time information;
respectively carrying out comparison, judgment and analysis on abnormal operation on the navigation track information and the operation time information, the preset navigation track information and the preset operation time information, and generating abnormal deviation information;
and generating early warning plan information for fishing prohibition according to the abnormal deviation information.
The abnormal deviation information includes abnormal operation time deviation information and abnormal fishing path deviation information. The fishing forbidding early warning scheme information comprises fishing forbidding time information and fishing tool limiting information of the fishing boat. The method analyzes the path and time of the production process of the fishing boat in the production operation, obtains the abnormal production boat which does not conform to the preset production process, and limits fishery production of the abnormal operation fishing boat by the fishing prohibition early warning scheme information, thereby ensuring the sustainable development of fishery production.
FIG. 4 shows a block diagram of a fishery resource data analysis system based on geographic information of the present invention.
The second aspect of the present invention also provides a fishery resource data analysis system 4 based on geographic information, the system comprising: a memory 41 and a processor 42, wherein the memory includes a fishery resource data analysis method program based on geographic information, and when the fishery resource data analysis method program based on geographic information is executed by the processor, the following steps are realized:
obtaining regional geographic information data from a marine fishery production region, and performing distributed regional analysis according to the regional geographic information data to obtain marine hierarchical regional data;
carrying out target fish shoal prediction analysis according to the ocean layered region data to obtain target fish shoal layered prediction data;
performing production calculation analysis according to the target fish school hierarchical prediction data to obtain fishery production scheme information;
and (4) performing fishery production according to fishery production scheme information, acquiring fishery data in real time, and performing marine ecological influence and sales value evaluation analysis according to the fishery data to obtain production evaluation information.
It should be noted that the data includes remote sensing monitoring data, water temperature change monitoring data, spatial information data, and the like.
According to the embodiment of the invention, the regional geographic information data are obtained from the marine fishery production region, and distributed regional analysis is performed according to the regional geographic information data to obtain marine hierarchical regional data, which specifically comprises the following steps:
constructing an ocean production map model according to an ocean production area;
according to the maximum depth of the production area, carrying out average layering on the production area to obtain basic layering area data;
obtaining ocean space information, temperature change information, salinity change information and pressure change information in regional geographic information data;
and performing similar layer combination on the basic layered regional data according to the ocean space information, the temperature change information, the salinity change information and the pressure change information to obtain ocean layered regional data based on an ocean production map model.
It should be noted that the marine production map model is a three-dimensional map model based on a geographic information system. In the process of carrying out average layering on the production area according to the maximum depth of the production area, specifically longitudinal layering, the larger the maximum depth is, the more the number of layers is, the average layering is generally 10 to 20 layers, and in addition, the ocean production area is subjected to layering analysis according to the longitudinal direction, so that the analysis of a target fish school and the accurate prediction of ocean production are facilitated. And merging similar layers according to the ocean space information, the temperature change information, the salinity change information and the pressure change information in the basic layering region data, specifically, merging the corresponding adjacent layers as the similar layers if the temperature, the salinity, the pressure and the like of the adjacent layers are consistent according to the ocean basic layering, wherein the ocean environment information such as the temperature, the salinity, the pressure and the like of each region in the ocean range of the same layer are basically consistent in the ocean layering region data.
According to the embodiment of the invention, the target fish shoal prediction analysis is performed according to the ocean hierarchical region data to obtain the target fish shoal hierarchical prediction data, and the specific steps are as follows:
acquiring target fish school category information;
target fish school type information is retrieved from the big data, and suitable marine environment information of the target fish school is obtained;
comprehensively analyzing according to the suitable marine environment information and the current marine hierarchical region data to obtain the predicted quantity and the predicted position of the target fish school in each layer region;
and carrying out information combination on the predicted number and the predicted position of the target fish shoal to obtain target fish shoal layered prediction data.
It should be noted that the ocean layered region data includes spatial information and ocean environment information of each layered region. The marine environment information suitable for the target fish school comprises marine environment information such as suitable temperature, salinity and pressure of the fish school and the coast distance suitable for fishing of the fish school. The target fish shoal hierarchical prediction data comprises multi-layer prediction data, and the prediction data comprises the prediction number, the prediction position and the like of the target fish shoal.
According to the embodiment of the invention, the production calculation analysis is carried out according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, and the method specifically comprises the following steps:
analyzing an optimal region and a corresponding fishing depth according to the target fish swarm hierarchical prediction data to obtain optimal fishing layer number information and optimal fishing region information;
acquiring fishing depth range information according to the information of the preferred fishing layer number, and generating various fishing tool scheme information according to the depth range information;
and analyzing the shortest path according to the information of the preferred fishing area to obtain a plurality of pieces of information of the preferred fishing paths.
It should be noted that, in the acquiring of the fishing depth range information according to the preferred fishing layer number information and the generating of the multiple fishing tool scheme information according to the depth range information, the preferred fishing layer number information includes the number of ocean layers of the target fish schools suitable for fishing, and each target fish school hierarchical prediction data corresponds to one ocean depth hierarchy. The information of the fishing tool scheme comprises a combination of various fishing tools, the fishing tools include but are not limited to fishing tools such as a gill net, a trawl net, a purse net and a floor-pulling net, and the applicable depth ranges of different fishing tools are different. The information of the preferred catching area comprises a plurality of areas, the distribution conditions of the areas are different, and the shortest path analysis is specifically to analyze the shortest path through the distribution intensive conditions of the areas. In the obtained information of the plurality of preferred fishing paths, each path represents a communication route of all preferred fishing areas in a region range.
According to the embodiment of the invention, the production calculation analysis is carried out according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, and the method further comprises the following steps:
combining the multiple fishing tool scheme information with the multiple preferred fishing path information to obtain multiple initial production scheme information;
carrying out production cost calculation analysis according to the initial production scheme information to obtain corresponding production cost evaluation information;
and preferentially screening the initial production scheme information according to the production cost evaluation information to obtain fishery production scheme information.
It should be noted that the preferentially screening of the initial production scheme information according to the production cost evaluation information is specifically to sort the scheme cost through the production cost evaluation information and obtain a scheme with lower cost, so that the cost of marine production is reduced, and the comprehensive economic benefit is improved. The production cost comprises fishing gear cost, transportation cost, labor cost and the like.
According to the embodiment of the invention, fishery production is carried out according to fishery production scheme information, fishery data is obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained, and the method specifically comprises the following steps:
acquiring fishing catch data in real time;
carrying out image recognition and analysis processing according to the fishing image data in the fishing data to obtain fishing type information;
acquiring the data collected by the catch sonar in the catch data, and analyzing the catch quantity according to the data collected by the catch sonar to obtain catch quantity information based on the sonar data;
and obtaining historical sale records of the target fish school, and carrying out economic benefit evaluation according to the fish catch type information and the fish catch quantity information by combining the historical sale records to obtain sale value evaluation information.
It should be noted that the fish-catch image data is specifically obtained through a marine floating device, the marine floating device includes a high-definition camera device and a sonar detection device, the high-definition camera device can obtain image data on the sea bottom and the sea surface, and the sonar detection device generally obtains seabed sonar feedback data. The ocean floating device is arranged in an ocean production fishing area, and fishing data can be obtained in real time during fishing operation.
According to the embodiment of the invention, the fishery production is carried out according to fishery production scheme information, fishery data is obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained, and the method further comprises the following steps:
obtaining fishing tool scheme information and fishing depth range information according to fishery production scheme information;
carrying out ecological influence calculation analysis according to the fishing tool scheme information and the fishing depth range information to obtain marine ecological influence evaluation information;
and carrying out comprehensive evaluation analysis on the sales value evaluation information and the marine ecological influence evaluation information to obtain production evaluation information.
It should be noted that the marine ecological influence assessment information includes a marine ecological influence assessment index, and the index is an ecological influence index reflecting the marine environment after production and fishing, and has an important reference meaning. The production evaluation information comprises sales value evaluation information and marine ecological influence evaluation information. The sales value evaluation information is a reference index reflecting the economic benefit of the marine production, and has an important comparison effect on the comprehensive evaluation of the actual marine production.
The marine ecological impact assessment information comprises a marine ecological impact assessment index, and the specific calculation formula of the marine ecological impact assessment index is as follows:
wherein the content of the first and second substances,
for the evaluation of the index for the marine ecological impact,
in order to produce the maximum depth of the fishing,
in order to produce the minimum depth of the fishing,
the number of the target fish school species is,
actual number of fish stocks.
According to the embodiment of the invention, the method further comprises the following steps:
performing fishery production according to fishery production scheme information, and acquiring positioning information of a production fishing boat in the marine production process;
analyzing navigation track information and operation time information of the production fishing boat in the operation process according to the positioning information;
carrying out rationality fishery production analysis on fishery production scheme information to obtain preset navigation track information and preset operation time information;
respectively carrying out comparison, judgment and analysis on abnormal operation on the navigation track information and the operation time information, the preset navigation track information and the preset operation time information, and generating abnormal deviation information;
and generating early warning plan information for fishing prohibition according to the abnormal deviation information.
The abnormal deviation information includes abnormal operation time deviation information and abnormal fishing path deviation information. The fishing forbidding early warning scheme information comprises fishing forbidding time information and fishing tool limiting information of the fishing boat. The invention analyzes the path and time of the production process of the fishing boat in the production operation, obtains the abnormal production boat which does not accord with the preset production process, and limits the fishery production of the abnormal operation fishing boat by the fishing forbidding early warning scheme information, thereby ensuring the sustainable development of the fishery production.
The invention discloses a fishery resource data analysis method and system based on geographic information. Regional geographic information data are obtained from a marine fishery production region, distributed regional analysis is carried out according to the regional geographic information data to obtain marine layered regional data, reasonable and efficient fishery production scheme information is obtained through analysis of the layered regional data, and the aims of improving the marine fishery economic benefit and reducing the production cost are achieved. In addition, the invention can obtain the production evaluation information of the marine fishery through the hierarchical analysis of the marine fishery production area and the real-time analysis of the fishing data, thereby more intuitively mastering the economic benefit and ecological influence in the marine production process and being beneficial to further realizing the aim of marine sustainable development.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. The above-described device embodiments are merely illustrative, for example, the division of the unit is only a logical functional division, and there may be other division ways in actual implementation, such as: multiple units or components may be combined, or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the coupling, direct coupling or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection between the devices or units may be electrical, mechanical or other forms.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units; can be located in one place or distributed on a plurality of network units; some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, all the functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may be separately regarded as one unit, or two or more units may be integrated into one unit; the integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
Those of ordinary skill in the art will understand that: all or part of the steps for realizing the method embodiments can be completed by hardware related to program instructions, the program can be stored in a computer readable storage medium, and the program executes the steps comprising the method embodiments when executed; and the aforementioned storage medium includes: a mobile storage device, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Alternatively, the integrated unit of the present invention may be stored in a computer-readable storage medium if it is implemented in the form of a software functional module and sold or used as a separate product. Based on such understanding, the technical solutions of the embodiments of the present invention may be essentially implemented or a part contributing to the prior art may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: a removable storage device, a ROM, a RAM, a magnetic or optical disk, or various other media that can store program code.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (6)
1. A fishery resource data analysis method based on geographic information is characterized by comprising the following steps:
obtaining regional geographic information data from a marine fishery production region, and performing distributed regional analysis according to the regional geographic information data to obtain marine hierarchical regional data;
carrying out target fish shoal prediction analysis according to the ocean hierarchical region data to obtain target fish shoal hierarchical prediction data;
performing production calculation analysis according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information;
fishery production is carried out according to fishery production scheme information, fishery data are obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained;
the production calculation analysis is carried out according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, and the method specifically comprises the following steps:
analyzing an optimal region and a corresponding fishing depth according to the target fish swarm hierarchical prediction data to obtain optimal fishing layer number information and optimal fishing region information;
acquiring fishing depth range information according to the preferred fishing layer number information, and generating various fishing tool scheme information according to the depth range information;
analyzing the shortest path according to the information of the preferred fishing area to obtain a plurality of pieces of preferred fishing path information;
the fishery production is carried out according to fishery production scheme information, fishery data are obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained, and the fishery production method specifically comprises the following steps:
acquiring fishing catch data in real time;
carrying out image recognition and analysis processing according to the fishing image data in the fishing data to obtain fishing type information;
acquiring the data collected by the catch sonar in the catch data, and analyzing the catch quantity according to the data collected by the catch sonar to obtain catch quantity information based on the sonar data;
obtaining historical sale records of target fish schools, and according to the information of the types of the catches and the information of the number of the catches, carrying out economic benefit evaluation by combining the historical sale records to obtain sale value evaluation information;
the fishery production is carried out according to fishery production scheme information, fishery data are obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained, and the method further comprises the following steps:
obtaining fishing tool scheme information and fishing depth range information according to fishery production scheme information;
carrying out ecological impact evaluation index calculation analysis according to the fishing tool scheme information and the fishing depth range information to obtain marine ecological impact evaluation information;
carrying out comprehensive evaluation analysis on the sales value evaluation information and the marine ecological influence evaluation information to obtain production evaluation information;
the marine ecological impact assessment information comprises a marine ecological impact assessment index, and the specific calculation formula of the marine ecological impact assessment index is as follows:
wherein the content of the first and second substances,
for the evaluation of the index for the marine ecological impact,
in order to produce the maximum depth of the fishing,
in order to produce the minimum depth of the fishing,
the number of the targeted fish school species is,
actual number of fish stocks.
2. The fishery resource data analysis method based on the geographic information according to claim 1, wherein regional geographic information data is obtained from a marine fishery production region, distributed regional analysis is performed according to the regional geographic information data to obtain marine hierarchical regional data, and the method specifically comprises the following steps:
constructing an ocean production map model according to an ocean production area;
according to the maximum depth of the production area, carrying out average layering on the production area to obtain basic layering area data;
obtaining ocean space information, temperature change information, salinity change information and pressure change information in regional geographic information data;
and performing similar layer combination on the basic layered regional data according to the ocean space information, the temperature change information, the salinity change information and the pressure change information to obtain ocean layered regional data based on an ocean production map model.
3. The fishery resource data analysis method based on the geographic information according to claim 1, wherein the target fish school prediction analysis is performed according to ocean hierarchical region data to obtain target fish school hierarchical prediction data, and specifically comprises:
acquiring target fish school category information;
target fish school type information is retrieved from the big data, and marine environment information suitable for the target fish school is obtained;
comprehensively analyzing according to the suitable marine environment information and the current marine hierarchical region data to obtain the predicted quantity and the predicted position of the target fish school in each layer region;
and carrying out information combination on the predicted number and the predicted position of the target fish shoal to obtain target fish shoal layered prediction data.
4. The fishery resource data analysis method based on geographic information according to claim 1, wherein the production calculation analysis is performed according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, further comprising:
combining the multiple fishing tool scheme information with the multiple preferred fishing path information to obtain multiple initial production scheme information;
carrying out production cost calculation analysis according to the initial production scheme information to obtain corresponding production cost evaluation information;
and preferentially screening the initial production scheme information according to the production cost evaluation information to obtain fishery production scheme information.
5. A system for analyzing fishery resource data based on geographic information, the system comprising: the fishery resource data analysis method based on the geographic information comprises a memory and a processor, wherein the memory comprises a fishery resource data analysis method program based on the geographic information, and the fishery resource data analysis method program based on the geographic information realizes the following steps when being executed by the processor:
obtaining regional geographic information data from a marine fishery production region, and performing distributed regional analysis according to the regional geographic information data to obtain marine hierarchical regional data;
carrying out target fish shoal prediction analysis according to the ocean hierarchical region data to obtain target fish shoal hierarchical prediction data;
performing production calculation analysis according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information;
fishery production is carried out according to fishery production scheme information, fishery data are obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained;
the production calculation analysis is carried out according to the target fish swarm hierarchical prediction data to obtain fishery production scheme information, and the method specifically comprises the following steps:
analyzing an optimal region and a corresponding fishing depth according to the target fish swarm hierarchical prediction data to obtain optimal fishing layer number information and optimal fishing region information;
acquiring fishing depth range information according to the information of the preferred fishing layer number, and generating various fishing tool scheme information according to the depth range information;
analyzing the shortest path according to the information of the preferred fishing area to obtain a plurality of pieces of preferred fishing path information;
the fishery production is carried out according to fishery production scheme information, fishery data are obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained, and the fishery production method specifically comprises the following steps:
acquiring fishing catch data in real time;
carrying out image recognition and analysis processing according to the fishing image data in the fishing data to obtain fishing type information;
acquiring the data collected by the catch sonar in the catch data, and analyzing the catch quantity according to the data collected by the catch sonar to obtain catch quantity information based on the sonar data;
acquiring historical sales records of target fish schools, and performing economic benefit evaluation according to the fishing variety information and the fishing quantity information by combining the historical sales records to obtain sales value evaluation information;
the fishery production is carried out according to fishery production scheme information, fishery data are obtained in real time, marine ecological influence and sales value evaluation analysis are carried out according to the fishery data, and production evaluation information is obtained, and the method further comprises the following steps:
obtaining fishing tool scheme information and fishing depth range information according to fishery production scheme information;
carrying out ecological impact evaluation index calculation analysis according to the fishing tool scheme information and the fishing depth range information to obtain marine ecological impact evaluation information;
carrying out comprehensive evaluation analysis on the sales value evaluation information and the marine ecological influence evaluation information to obtain production evaluation information;
the marine ecological influence assessment information comprises a marine ecological influence assessment index, and the marine ecological influence assessment index specifically comprises the following calculation formula:
wherein the content of the first and second substances,
an index for the evaluation of the marine ecological impact,
in order to produce the maximum depth of the fishing,
in order to produce the minimum depth of fishing,
the number of the target fish school species is,
actual number of fish stocks.
6. The fishery resource data analysis system based on geographic information according to claim 5, wherein regional geographic information data is obtained from a marine fishery production region, distributed regional analysis is performed according to the regional geographic information data to obtain marine hierarchical regional data, and the specific steps are as follows:
constructing an ocean production map model according to the ocean production area;
according to the maximum depth of the production area, carrying out average layering on the production area to obtain basic layering area data;
obtaining ocean space information, temperature change information, salinity change information and pressure change information in regional geographic information data;
and performing similar layer combination on the basic layered regional data according to the ocean space information, the temperature change information, the salinity change information and the pressure change information to obtain ocean layered regional data based on an ocean production map model.
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