CN116649263A - Three-stage hanging water culture system and method for slimming fish - Google Patents

Three-stage hanging water culture system and method for slimming fish Download PDF

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Publication number
CN116649263A
CN116649263A CN202310754674.XA CN202310754674A CN116649263A CN 116649263 A CN116649263 A CN 116649263A CN 202310754674 A CN202310754674 A CN 202310754674A CN 116649263 A CN116649263 A CN 116649263A
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CN
China
Prior art keywords
hanging
water
fish
water tank
slimming
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CN202310754674.XA
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Chinese (zh)
Inventor
王武刚
米海峰
张璐
李婷婷
陆春云
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Tongwei Agricultural Development Co Ltd
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Tongwei Agricultural Development Co Ltd
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Priority to CN202310754674.XA priority Critical patent/CN116649263A/en
Publication of CN116649263A publication Critical patent/CN116649263A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/60Floating cultivation devices, e.g. rafts or floating fish-farms
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/10Culture of aquatic animals of fish
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/003Aquaria; Terraria
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04Arrangements for treating water specially adapted to receptacles for live fish
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/042Introducing gases into the water, e.g. aerators, air pumps
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/10Animal feeding-stuffs obtained by microbiological or biochemical processes
    • A23K10/16Addition of microorganisms or extracts thereof, e.g. single-cell proteins, to feeding-stuff compositions
    • A23K10/18Addition of microorganisms or extracts thereof, e.g. single-cell proteins, to feeding-stuff compositions of live microorganisms
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K50/00Feeding-stuffs specially adapted for particular animals
    • A23K50/80Feeding-stuffs specially adapted for particular animals for aquatic animals, e.g. fish, crustaceans or molluscs
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Abstract

The invention relates to the technical field of aquaculture, in particular to a three-stage hanging water aquaculture system and a aquaculture method for slimming fish. This tertiary water aquaculture system that hangs of weight-reducing fish includes: the device comprises a first hanging water tank, a second hanging water tank, a third hanging water tank, a circulating system, a water quality monitoring system and an oxygenation system; the circulating system is connected with the first hanging water tank, the second hanging water tank and the third hanging water tank, the water quality monitoring system is connected with the first hanging water tank, the second hanging water tank and the third hanging water tank, and the oxygenation system is connected with the first hanging water tank, the second hanging water tank and the third hanging water tank. According to the invention, the three-stage hanging water culture system for the slimming fish is used for culturing the slimming fish, so that the meat content of the slimming fish of a finished product is ensured to be more than 65%, the fullness is 1.5-1.8, the delicious meat quality and good taste bud experience are ensured, the culture period is 30-39 days, the period is short, more than eight batches of slimming fish can be operated in each pond for one year, the benefit is eight times that of the traditional culture, and the culture benefit is further improved.

Description

Three-stage hanging water culture system and method for slimming fish
Technical Field
The invention relates to the technical field of aquaculture, in particular to a three-stage hanging water aquaculture system and a aquaculture method for slimming fish.
Background
Along with the high-speed development of economy, the living of substances of people is gradually enriched, the requirements on food are not limited to being filled with bellies, health and greenness are more required, wherein fish become common food on dining tables of people, the fishes frequently eaten by people at present can be divided into common fish and slimming fish, the fish meat of the common fish is fat, the fat is high, the excessive flesh is yellow, the medicine residues and some dark black substances are more, the smell is fishy, the soil taste is good, the taste and the quality are poor, the fish meat of the slimming fish is bright in color and fresh, the fat is less, the physique is strong, the meat quality is fresh and tender, the medicine residues and some dark black substances are less, the taste is good, and the quality is good, so that the slimming fish is very suitable for the health and delicacy pursued by people at present, and the consumer's favor is increasingly obtained.
The slimming fish is more and more popular with people, and will occupy very big market space in the future, the present problem is that the raising condition is harsh, growth cycle is slower, be unfavorable for large-scale breed, the growth condition of slimming fish needs to be the pure water source, this can bring not little puzzlement for the breeding personnel, and need guarantee the temperature in winter, avoid the slimming fish because the temperature problem leads to growth cycle slow, and the production of relevant disease, secondly, the slimming fish cultivation mode of present stage is basically carried out through the mode of changing water, perhaps is carried out in pollution-free mountain stream clear running water, this kind of mode is too simple, can not adjust the cultivation mode according to the growth cycle of slimming fish, lead to growth cycle to become slow, then influence cultivation income.
Therefore, the existing hanging water culture system and the culture method which can adjust the culture mode according to the growth cycle of the weight-reducing fish are lacking.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a three-stage hanging water culture system and a culture method for the weight-reducing fish.
According to the invention, the classified cultivation is carried out on the slimming fishes in different periods in a three-stage water hanging mode, and the cultivation process is thinned, so that the slimming fishes can grow healthily and rapidly, the growth period is shortened, the income is increased, and the problems of high cultivation cost and long period of the slimming fishes in the current stage are solved.
The object of the invention is achieved by at least one of the following technical solutions.
The invention provides a three-stage hanging water culture system for slimming fish, which comprises the following components: the device comprises a first hanging water tank, a second hanging water tank, a third hanging water tank, a circulating system, a water quality monitoring system and an oxygenation system; the water quality monitoring system is connected with the first hanging water tank, the second hanging water tank and the third hanging water tank; the oxygenation system is connected with the first hanging water tank, the second hanging water tank and the third hanging water tank.
Further, the first hanging water tank is communicated with the second hanging water tank.
Preferably, the first hanging water tank is a first net cage, the second hanging water tank is a second net cage, and the first net cage and the second net cage are both arranged in the fish pond. At this time, the first hanging water tank and the second hanging water tank are in a communicating state.
Further, the first hanging water tank is provided with a first drain pipe and a first water inlet; the second hanging water tank is provided with a second drain pipe and a second water inlet; the third hanging water tank is provided with a third drain pipe and a third water inlet; the first drain pipe, the second drain pipe and the third drain pipe are all connected with the outside.
Preferably, the first drain pipe, the second drain pipe and the third drain pipe are all provided with valves.
Further, the circulation system comprises a first water pump and a second water pump; the first water pump is connected with a first water inlet of the first hanging water tank; the second water pump is connected with a third water inlet of a third hanging water tank; the input end of the first water pump is connected with a water source; the input end of the second water pump is connected with a water source.
Preferably, the water source is a deep well.
Preferably, the third hanging water tank is a cement round tank.
Further, the oxygenation system comprises a first aerator, a second aerator and a third aerator; the first aerator is arranged in a first hanging water tank; the second aerator is arranged in a second hanging water tank; the third aerator is arranged in a third hanging water tank.
Further, the water quality monitoring system comprises a temperature sensor, a water quality sensor and a transparency sensor; the temperature sensor comprises a first temperature sensor, a second temperature sensor and a third temperature sensor, wherein the first temperature sensor is connected with the first water hanging pool, the second temperature sensor is connected with the second water hanging pool, and the third temperature sensor is connected with the third water hanging pool; the water quality sensor comprises a first water quality sensor, a second water quality sensor and a third water quality sensor, wherein the first water quality sensor is connected with a first water hanging pool, the second water quality sensor is connected with a second water hanging pool, and the third water quality sensor is connected with a third water hanging pool; the transparency sensor comprises a first transparency sensor, a second transparency sensor and a third transparency sensor, wherein the first transparency sensor is connected with the first hanging water tank, the second transparency sensor is connected with the second hanging water tank, and the third transparency sensor is connected with the third hanging water tank.
Preferably, the temperature sensor is used for detecting water temperature, the water quality sensor is used for detecting water quality, and the transparency sensor is used for detecting water source transparency.
Further preferably, the output ends of the temperature sensor, the water quality sensor and the transparency sensor are all electrically connected with the control center, and a worker can know indexes of each hanging water tank through each sensor.
Further, the third hanging pool is provided with a ceiling;
further preferably, the third hanging pond is further provided with a camera, the state of the fish shoal in the third hanging pond is monitored in real time, and the output end of the camera is electrically connected with the control center. The controller transmits the video picture information to the indoor display screen through the remote transmission module to carry out indoor observation of pictures.
Further, the first hanging pool has a larger volume than the second hanging pool.
The method for cultivating the weight-reducing fish by using the three-stage hanging water cultivation system for the weight-reducing fish provided by the invention comprises the following steps of:
(1) Building the three-stage hanging water culture system of the slimming fish in an ecological area far away from a pollution source, ensuring convenient water diversion, building a first hanging water tank, a second hanging water tank and a third hanging water tank, installing a circulating system and a water quality monitoring system, selecting high-quality ecological raw material fish, putting the ecological raw material fish in the first hanging water tank, feeding feed, carrying out rehabilitation culture, and periodically sampling and detecting the fish shoals in the culture process to obtain the fish shoals after rehabilitation culture;
(2) Putting the fish shoal after rehabilitation culture in the step (1) in a second hanging pond, feeding lactobacillus (only lactobacillus is fed without feed), adjusting the water environment by feeding lactobacillus to achieve the purposes of removing fishy smell and reducing fat, performing biological adjustment treatment, and periodically sampling and detecting the fish shoal in the biological adjustment treatment process to obtain the fish shoal after biological adjustment;
(3) And (3) putting the fish shoal after the biological regulation in the step (2) in a third hanging water tank, enabling pool water in the third hanging water tank to flow, purifying, and periodically sampling and detecting the fish shoal in the purifying process to obtain the slimming fish.
Further, the methyl mercury of the raw material fish in the step (1) is less than 0.2mg/Kg, and the sulfonamide content of the raw material fish is less than 0.1mg/Kg; the meat content of the raw fish is more than 70%, and the fullness is more than 2.0; the feed in the step (1) is fermented feed, the daily feeding amount of the feed is 1-1.5%, the feeding frequency of the feed is 2-3 times/day (namely, the total daily feeding amount is 1-1.5%, and the total feeding amount is divided into 2-3 times); the rehabilitation culture time is 5-7 days, and the rehabilitation culture temperature is 22-25 ℃; the culture density of the first hanging pond is 60-80 feet per square meter.
Preferably, the raw fish in step (1) is grass carp. The daily feeding amount is 1-1.5%, i.e. the mass of the feed fed daily is 1-1.5% of the mass of the raw material fish.
Further preferably, the chloramphenicol content of the raw fish in step (1) is 0.
Further preferably, the malachite green content of the raw fish in step (1) is 0.
And (1) rehabilitation culture is carried out in the first hanging pond, because the purchased raw fish is damaged in functions due to net pulling, transportation and the like, and a small amount of fermented feed is fed at the moment to enable the raw fish to recover physique as soon as possible.
Preferably, the rehabilitation culture time in the step (1) is 5-7 days.
Further, the daily dosage of the lactobacillus in the step (2) is 20-30g/m 3 The frequency of the lactobacillus addition is 2-3 times/day; the temperature of the biological regulation treatment in the step (2) is 22-25 ℃, and the time of the biological regulation treatment in the step (2) is 20-25 days; the cultivation density of the second hanging pond in the step (2) is 50-60 square meters per square meter; the purification treatment time of the step (3) is 5-7 days, the purification treatment temperature is 22-25 ℃, and the culture density of the third hanging pond of the step (3) is 40-50 feet per square meter.
Further, the water in the first hanging pond in the step (1), the water in the second hanging pond in the step (2) and the water in the third hanging pond in the step (3) are respectively lower than 0.2mg/L of ionic ammonia, respectively lower than 0.2mg/L of nitrite, respectively, have pH value (pH) of 6.5-8.0, respectively, have water quality transparency (namely turbidity, same as below) of 50-80cm, respectively, and have oxygen content of more than 6mg/L. So as to ensure that the cultured slimming fish has no drug residue and achieve the culturing standard of the slimming fish;
preferably, in the method for culturing the slimming fish by using the three-stage hanging water culture system for the slimming fish provided by the invention, observation and recording are carried out on the fish shoal regularly, information such as the state of the slimming fish is recorded, and the system is observed in modes such as a camera and manual inspection, so that natural enemies and the like are prevented from entering.
Preferably, in the method for culturing the slimming fish by using the three-stage hanging water culture system for the slimming fish, the slimming fish is detected before fishing, and the fish can be discharged according with the standard.
Further preferably, the lean fish is required to meet the requirements of a meat percentage of more than 65% and a fullness of 1.5-1.8 before the fish is discharged.
Preferably, the method for cultivating the weight-reducing fish by using the three-stage hanging water cultivation system for the weight-reducing fish provided by the invention requires 30-39 days.
Compared with the prior art, the invention has the following advantages and beneficial effects:
(1) According to the embodiment of the invention, the method for cultivating the slimming fish by three-stage water hanging can refine the cultivation steps, aim at cultivation of the slimming fish in different periods, avoid uncomfortable conditions during cultivation, ensure health and normal foraging of the slimming fish during cultivation, enable the slimming fish to grow quickly, reduce the growth period, further improve cultivation benefits of the slimming fish, enable the purchased raw material fish to be damaged due to function damage caused by net pulling, transportation and the like, at the moment, if the direct cultivation can influence the health of the raw material fish, the raw material fish can recover physique as soon as possible by feeding a small amount of fermented feed, the raw material fish is carried out in a large net cage, then enters a biological regulation stage, is cultivated by lactic acid bacteria, the water environment is regulated, the purposes of removing fishy smell and reducing fat are achieved, finally the raw material fish is moved into a cement circular pool, dirt inside and outside a fish body is further removed by flowing water, the three-stage water hanging cultivation method can well solve a series of problems encountered during the growth of the raw material fish, ensure the survival rate of the raw material fish, increase the yield, reduce the growth period of the slimming fish, and further effectively improve benefits.
(2) According to the embodiment of the invention, the deep well is built on one side of the fish pond by means of the deep well spring water, so that the water source problem can be well solved, the water source cost is reduced, the temperature of the deep well spring water can just raise the slimming fish, even in winter, the temperature of the deep well spring water can reach more than ten degrees, the raising condition of the slimming fish can be met, the heating equipment is not required to be installed, the related equipment and the electric power cost are saved, the water source of the deep well spring water is clear, the raising of the slimming fish can be met, the raising quality of the slimming fish is ensured, the raw material fish consumes redundant fat in swimming by utilizing the deep well spring water through the raising of the slimming technology, the purposes of compact meat quality, no soil smell, no fishy smell, no redundant fat in intestinal tract and no peculiar smell are achieved, and the fish quality is ensured.
Drawings
FIG. 1 is a schematic diagram of a three-stage hanging aquaculture system for lean fish according to an embodiment of the present invention;
fig. 2 is a block flow diagram of a three-stage hanging aquaculture system for slimming fish according to an embodiment of the present invention.
FIG. 3 is a schematic diagram of a controller and a camera of a three-stage hanging water culture system for slimming fish, a water quality monitoring system, an oxygenation system and a circulation system according to an embodiment of the invention;
in the figure: 1. a fish pond; 2. a large net cage; 3. a small net cage; 4. a protective ceiling; 5. a cement table; 6. and (5) a cement round pool.
Detailed Description
The following examples are presented to further illustrate the practice of the invention, but are not intended to limit the practice and protection of the invention. It should be noted that the following processes, if not specifically described in detail, can be realized or understood by those skilled in the art with reference to the prior art. The reagents or apparatus used were not manufacturer-specific and were considered conventional products commercially available.
The three-stage hanging water culture system for the slimming fish is arranged in an ecological area capable of introducing groundwater, so that the three-stage hanging water culture system for the slimming fish can be far away from a pollution source, and the influence of pollution on the slimming fish in the culture process is avoided.
The water source used in the three-stage hanging water culture system for the weight-reducing fish provided by the following embodiment is deep well spring water. The temperature of the well spring water is 10-20 ℃, so that the cost can be saved, and the survival rate of fish-farming and weight-reducing fish in winter can be ensured.
For example, in the three-stage hanging aquaculture system for lean fish provided in the following embodiment, the temperature sensor used is a sensor for detecting water temperature, and the model is DS18B20 (provided by platinum technology limited in Shenzhen city); the water quality sensor is a sensor for detecting water quality, and the model of the water quality sensor is a TDS sensor module (provided by Wighai communication smooth electronic technology Co., ltd.); the transparency sensor is a sensor for detecting the transparency of pool water, and the model is TS-300B (supplied by Hebei Anjie environmental protection engineering Co., ltd.); the model number of the controller used is S7-400 (Siemens (China) Limited); the model number of the remote transmission module used was LTE-658 (available from the company of high technologies, inc. Of sichuan).
Example 1
Referring to fig. 1, a three-stage suspended-water aquaculture system for weight-reducing fish, comprising: the system comprises a first hanging water tank, a second hanging water tank, a third hanging water tank, a circulating system and a water quality monitoring system; the circulating system is connected with the first hanging water tank, the second hanging water tank and the third hanging water tank, and the water quality monitoring system is connected with the first hanging water tank, the second hanging water tank and the third hanging water tank.
Further, the first hanging water tank is communicated with the second hanging water tank.
Preferably, the first hanging water tank is a large net cage 2, and the second hanging water tank is a small net cage 3. The volume of the first hanging water tank is larger than that of the second hanging water tank. The large net cage 2 and the small net cage 3 are arranged in the fishpond 1.
Preferably, the third hanging water tank is a cement round tank 6.
Preferably, the third hanging pond is also arranged in the fishpond 1, but the pond water of the third hanging pond is not directly communicated with the fishpond water.
Further, the first hanging water tank is provided with a first drain pipe and a first water inlet; the second hanging water tank is provided with a second drain pipe and a second water inlet; the third hanging water tank is provided with a third drain pipe and a third water inlet; the first drain pipe, the second drain pipe and the third drain pipe are all connected with the outside.
Preferably, the third drain pipe is arranged at the bottom opening of the third hanging water tank.
Preferably, the third water inlet is arranged at the top of the third hanging water tank.
Further preferably, when the third hanging pond is also arranged in the fish pond 1, the third hanging pond and the fish pond can share the same water inlet pipe, and water sources respectively flow into the third hanging pond and the fish pond 1 after entering from the water inlet pipe.
Preferably, when the first hanging water tank is a large net cage 2, the first drain pipe is a hole on the large net cage 2, and the first water inlet is also a hole on the large net cage 2.
Preferably, when the second hanging water tank is the small net cage 3, the second water drain pipe is a hole on the small net cage 3, and the second water inlet is also a hole on the small net cage 3.
Preferably, the third hanging pond is provided with a cement table 5, and the cement table 5 can prevent pond water in the fishpond 1 from contacting pond water in the third hanging pond on one hand and can provide a platform for workers to work on the other hand.
Preferably, a protective ceiling 4 is arranged on the cement table 5, and the protective ceiling 4 is fixed by a supporting frame. The protection ceiling 4 can realize the protection function of the cement round pond 6 (including sun protection and preventing birds from catching fish)
Preferably, the protection ceiling 4 is provided with a camera, so that the living state of the fish shoal can be monitored in real time.
Preferably, referring to fig. 3, the camera is electrically connected to a controller, and the controller can transmit the image information to a display screen of a worker through a remote transmission module.
Preferably, a valve is arranged on the third drainage pipeline of the third hanging water tank, and the opening and closing of the third drainage pipeline can be controlled.
Further, the circulation system comprises a first water pump and a second water pump; the first water pump is connected with a first water inlet of the first hanging water tank; the second water pump is connected with a third water inlet of a third hanging water tank; the input end of the first water pump is connected with a water source; the input end of the second water pump is connected with a water source.
Preferably, when the first water hanging pool is a large net cage 2 in the fishpond 1 and the second water hanging pool is a small net cage 3 in the fishpond 1, the input end of the first water pump is connected with a water source, and the output end of the first water pump is communicated with the fishpond 1.
Further, the circulation system comprises an oxygen circulation device; the oxygen circulation device comprises a first aerator, a second aerator and a third aerator; the first aerator is arranged in a first hanging water tank; the second aerator is arranged in a second hanging water tank; the third aerator is arranged in a third hanging water tank.
Preferably, a plurality of oxygen-increasing machines can be arranged. A plurality of groups of oxygen-increasing machines are arranged in the first hanging water tank, the second hanging water tank and the third hanging water tank. The aerator can realize the aeration treatment of water, avoid the insufficient oxygen content in water, and then influence the survival and growth of the slimming fish.
Further, the water quality monitoring system comprises a temperature sensor, a water quality sensor and a transparency sensor; the temperature sensor comprises a first temperature sensor, a second temperature sensor and a third temperature sensor, wherein the first temperature sensor is connected with the first water hanging pool, the second temperature sensor is connected with the second water hanging pool, and the third temperature sensor is connected with the third water hanging pool; the water quality sensor comprises a first water quality sensor, a second water quality sensor and a third water quality sensor, wherein the first water quality sensor is connected with a first water hanging pool, the second water quality sensor is connected with a second water hanging pool, and the third water quality sensor is connected with a third water hanging pool; the transparency sensor comprises a first transparency sensor, a second transparency sensor and a third transparency sensor, wherein the first transparency sensor is connected with the first hanging water tank, the second transparency sensor is connected with the second hanging water tank, and the third transparency sensor is connected with the third hanging water tank.
Preferably, referring to fig. 3, the temperature sensor, the water quality sensor and the transparency sensor in the water quality monitoring system are all electrically connected with a controller, and the controller transmits information of the sensors to a display screen of a worker through a remote transmission module. The controller can put relevant signals into a display screen of a worker through the remote transmission module. The controller is also connected with the oxygenation system and the circulation system so as to adjust the oxygen content of the water body and replace the water body in time.
Example 2
Referring to fig. 2, a method for cultivating the slimming fish by using the three-stage hanging water cultivation system for the slimming fish comprises the following steps:
(1) Adding groundwater into the fishpond 1 and the cement round pond 6 through a water pump, monitoring the water quality, the temperature and the transparency of each hanging pond through a water quality monitoring system, selecting raw material fishes (grass carps are selected), putting the raw material fishes into a first hanging pond (namely a large net cage in the figure 2), feeding fermented feed, and carrying out rehabilitation culture to obtain a fish group after rehabilitation culture;
the meat content of the raw fish is 73%, and the fullness is 2.13; the chloramphenicol content of the raw material fish is 0; the malachite green content of the raw fish is 0; the methyl mercury content of the raw fish is 0.09mg/Kg; the content of sulfonamides in the raw fish is less than 0.05mg/Kg;
the daily feeding amount of the fermented feed is 1.5%, and the feeding frequency is 3 times/day;
the rehabilitation culture time is 5 days, and the rehabilitation culture temperature is 23 ℃; in the rehabilitation culture process, the oxygen content of the pond water is 8mg/L; in the rehabilitation culture process, the transparency of the pond water is 69 cm; in the rehabilitation culture process, the ionic ammonia content of the pond water is 0.15mg/L, the nitrite content is 0.08mg/L, the pH value is 8.1, and the water quality transparency is 69 cm;
(2) Putting the fish shoal after rehabilitation culture in the step (1) into a second hanging water tank (namely a small net cage in the figure 2), feeding lactobacillus, and performing biological regulation treatment to obtain the fish shoal after biological regulation;
the daily dosage of the lactobacillus is 30g/m 3 Feeding for 3 times every day;
the temperature of the water in the second hanging water tank is 24 ℃, and the time of the biological regulation treatment is 20 days; in the biological regulation treatment process, the oxygen content of the pond water is 7mg/L; in the biological regulation treatment process, the transparency of the pond water is 65 cm; in the biological regulation treatment process, the ionic ammonia content of the pond water is 0.15mg/L, the nitrite content is 0.07mg/L, the pH value is 7.4, and the water quality transparency is 65 cm;
(3) After the fish school after the biological adjustment in the step (2) is put in a third hanging pond 6 (namely a cement round pond), pond water in the third hanging pond 6 flows (a third water discharge channel is opened, a screen is arranged in the third water discharge channel, the fish school cannot swim, and a second water pump is simultaneously opened, so that the pond water is in a flowing state and is the same as the flowing state), and purification treatment is carried out to obtain the slimming fish;
the purification treatment time is 7 days, and the temperature of pool water in the third hanging pool 6 (cement round pool) is 22 ℃; in the purification treatment process, the oxygen content of the cement round pond is more than 8.5mg/L; in the purification treatment process, the transparency of the cement round pond is 75 cm; in the purification treatment process, the ionic ammonia content of the cement round pond water is 0.05mg/L, the nitrite content of the cement round pond water is 0.03mg/L, the pH value of the cement round pond water is 8.1, and the water quality transparency is 75 cm;
in the steps (1) - (3), regular (1-2 times per day) observation and recording of the slimming fish are carried out, information such as the state of the slimming fish is recorded, and the areas near the fish pond and the cement round pond are observed through the camera, so that natural enemies are prevented from entering;
in the step (3), before the slimming fish leaves the third hanging pond 6, the slimming fish needs to be detected (chloramphenicol content, malachite green content, methyl mercury content and sulfanilamide content are detected according to the standard of the safety requirements of pollution-free aquatic products with the safety quality of agricultural products of GB 18406.4-2001, the meat content and the fat fullness are detected according to the method in the meat content measurement of the cultivated fish species detection part 9 of GBT 18654.9-2008), and when the meat content of the slimming fish is more than 65 percent and the fat fullness is 1.5-1.8, the slimming fish is fished out.
After the fish enters the third hanging pool 6 for 7 days, the meat percentage of the fish is 69%, the fullness is 1.75, the chloramphenicol content of the fish is 0, the malachite green content of the raw fish is 0, the methyl mercury content of the raw fish is 0.09.mg/Kg, and the sulfanilamide content of the raw fish is 0.05mg/Kg, so that the fish is caught. At this time, the cultivation time of the whole system was 32 days.
Example 3
Referring to fig. 2, a method for cultivating the slimming fish by using the three-stage hanging water cultivation system for the slimming fish comprises the following steps:
(1) Adding groundwater into a fish pond and a cement round pond through a water pump, monitoring the water quality, the temperature and the transparency of each hanging pond through a water quality monitoring system, selecting raw material fish (grass carp), putting the raw material fish (grass carp) into a first hanging pond 2, feeding fermented feed, and carrying out rehabilitation culture to obtain a fish shoal after rehabilitation culture;
the meat content of the raw fish is 75%, and the fullness is 2.28; the chloramphenicol content of the raw material fish is 0; the malachite green content of the raw fish is 0; the methyl mercury content of the raw fish is 0.03mg/L; the content of sulfonamides in the raw fish is 0.02mg/L;
the daily feeding amount of the fermented feed is 1.3 percent, and the fermented feed is fed for 2 times a day;
the rehabilitation culture time is 7 days, and the rehabilitation culture temperature is 23 ℃; in the rehabilitation culture process, the oxygen content of the pond water is 6.8mg/L; in the rehabilitation culture process, the transparency of the pond water is 60 cm; in the rehabilitation culture process, the ionic ammonia content of the pond water is 0.15mg/L, the nitrite content is 0.06mg/L, the pH value is 7.9, and the water quality transparency is 60 cm;
(2) Putting the fish shoal after rehabilitation culture in the step (1) into a second hanging water tank, feeding lactobacillus, and performing biological regulation treatment to obtain a fish shoal after biological regulation;
the daily dosage of the lactobacillus is 25g/m 3 Adding 3 times per day;
the temperature of the water in the second hanging water tank is 23 ℃, and the time of the biological regulation treatment is 25 days; in the biological regulation treatment process, the oxygen content of the pond water is 6.5mg/L; in the biological regulation treatment process, the transparency of the pond water is 63 cm; in the biological regulation treatment process, the ionic ammonia content of the pond water is 0.13mg/L, the nitrite content is 0.08mg/L, the pH value is 7.3, and the water quality transparency is 63 cm;
(3) After putting the fish shoal after the biological adjustment in the step (2) in a third hanging water tank, enabling pool water in the third hanging water tank to flow (opening a third water discharge channel and simultaneously opening a second water pump to enable the pool water to be in a flowing state), and purifying to obtain the slimming fish;
the purification treatment time is 7 days, and the temperature of pool water in the third hanging pool (cement round pool) is 22 ℃; in the purification treatment process, the oxygen content of the cement round pond is 7.2mg/L; in the purification treatment process, the transparency of the cement round pond is 75 cm; in the purification treatment process, the ionic ammonia content of the cement round pond water is 0.03mg/L, the nitrite content is 0.02mg/L, the pH value is 8.0, and the water quality transparency is 75;
in the steps (1) - (3), regular (1-2 times per day) observation and recording of the slimming fish are carried out, information such as the state of the slimming fish is recorded, and the areas near the fish pond and the cement round pond are observed through the camera, so that natural enemies are prevented from entering;
in the step (3), before the slimming fish leaves the third hanging pond, the slimming fish needs to be detected (chloramphenicol content, malachite green content, methyl mercury content and sulfanilamide content are detected according to the standard of the safety requirements of pollution-free aquatic products with the safety quality of agricultural products of GB 18406.4-2001, the meat content and the fat fullness are detected according to the method in the meat content measurement of the cultivated fish species detection part 9 of GBT 18654.9-2008), and when the meat content of the slimming fish is more than 65 percent and the fat fullness is 1.5-1.8, the slimming fish is fished out.
After the fish enters the third hanging pond for 7 days, the meat percentage of the fish is 68%, the fullness is 1.7, the chloramphenicol content of the fish is 0, the malachite green content of the raw material fish is 0, the methyl mercury content of the raw material fish is 0.03mg/L, and the sulfanilamide content of the raw material fish is 0.02mg/L, so that the fish is caught. At this time, the cultivation time of the whole system was 39 days.
Example 4
Referring to fig. 2, a method for cultivating the slimming fish by using the three-stage hanging water cultivation system for the slimming fish comprises the following steps:
(1) Adding groundwater into a fish pond and a cement round pond through a water pump, monitoring the water quality, the temperature and the transparency of each hanging pond through a water quality monitoring system, selecting raw material fish (grass carp), putting the raw material fish (grass carp) into a first hanging pond, feeding fermented feed, and carrying out rehabilitation culture to obtain a fish shoal after rehabilitation culture;
the meat content of the raw fish is 72%, and the fullness is 2.35; the chloramphenicol content of the raw material fish is 0; the malachite green content of the raw fish is 0; the methyl mercury content of the raw fish is 0; the content of sulfonamides in the raw fish is 0;
the daily feeding amount of the fermented feed is 1.2%, and the fermented feed is fed for 3 times a day;
the rehabilitation culture time is 5 days, and the rehabilitation culture temperature is 23 ℃; in the rehabilitation culture process, the oxygen content of the pond water is 7.5mg/L; in the rehabilitation culture process, the transparency of the pond water is 71 cm; in the rehabilitation culture process, the ionic ammonia content of the pond water is 0.09mg/L, the nitrite content is 0.04mg/L, and the pH value is 7.8;
(2) Putting the fish shoal after rehabilitation culture in the step (1) into a second hanging water tank, feeding lactobacillus, and performing biological regulation treatment to obtain a fish shoal after biological regulation;
the daily dosage of the lactobacillus is 30g/m 3 The medicine is added for 3 times every day;
the temperature of the water in the second hanging water tank is 23 ℃, and the time of the biological regulation treatment is 25 days; in the biological regulation treatment process, the oxygen content of the pond water is 7mg/L; in the biological regulation treatment process, the transparency of the pond water is 73 cm; in the biological regulation treatment process, the ionic ammonia content of the pond water is 0.06mg/L, the nitrite content is 0.03mg/L, and the pH value is 7.0;
(3) After putting the fish shoal after the biological adjustment in the step (2) in a third hanging water tank, enabling pool water in the third hanging water tank to flow (opening a third water discharge channel and simultaneously opening a second water pump to enable the pool water to be in a flowing state), and purifying to obtain the slimming fish;
the purification treatment time is 7 days, and the temperature of pool water in the third hanging pool (cement round pool) is 22 ℃; in the purification treatment process, the oxygen content of the cement round pond is 7.8mg/L; in the purification treatment process, the transparency of the cement round pond is 79 cm; in the purification treatment process, the ionic ammonia content of the cement round pond water is 0.03mg/L, the nitrite content is 0.01mg/L, the pH value is 7.3, and the water quality transparency is 79 cm;
in the steps (1) - (3), regular (1-2 times per day) observation and recording of the slimming fish are carried out, information such as the state of the slimming fish is recorded, and the areas near the fish pond and the cement round pond are observed through the camera, so that natural enemies are prevented from entering;
in the step (3), before the slimming fish leaves the third hanging pond 6, the slimming fish needs to be detected (chloramphenicol content, malachite green content, methyl mercury content and sulfanilamide content are detected according to the standard of the safety requirements of pollution-free aquatic products with the safety quality of agricultural products of GB 18406.4-2001, the meat content and the fat fullness are detected according to the method in the meat content measurement of the cultivated fish species detection part 9 of GBT 18654.9-2008), and when the meat content of the slimming fish is more than 65 percent and the fat fullness is 1.5-1.8, the slimming fish is fished out.
Through detection, 7 days after the fish enter the third hanging pond 6, the meat content is 67%, the fullness is 1.65, the chloramphenicol content of the slimming fish is 0, the malachite green content of the raw material fish is 0, the methyl mercury content of the raw material fish is 0, and the sulfanilamide content of the raw material fish is 0, so that the fish are fished. At this time, the cultivation time of the whole system was 37 days.
According to the embodiment 2-4 of the invention, the three-stage hanging aquaculture system for the slimming fish is used for culturing the slimming fish, so that the meat percentage of the slimming fish of a finished product is more than 65%, the fullness is 1.5-1.8, the delicious meat quality and good taste bud experience are ensured, the culturing period is 30-39 days, the period is short, eight batches of slimming fish can be operated in each pond in one year, the benefit is eight times that of the traditional culturing, and the culturing benefit is improved.
The above examples are only preferred embodiments of the present invention, and are merely for illustrating the present invention, not for limiting the present invention, and those skilled in the art should not be able to make any changes, substitutions, modifications and the like without departing from the spirit of the present invention.

Claims (10)

1. A three-stage suspended-water aquaculture system for slimming fish, comprising: the device comprises a first hanging water tank, a second hanging water tank, a third hanging water tank, a circulating system, a water quality monitoring system and an oxygenation system; the water quality monitoring system is connected with the first hanging water tank, the second hanging water tank and the third hanging water tank; the oxygenation system is connected with the first hanging water tank, the second hanging water tank and the third hanging water tank.
2. The three-stage hanging water culture system of slimming fish according to claim 1, wherein the first hanging water tank is communicated with the second hanging water tank.
3. The three-stage hanging water culture system of the slimming fish according to claim 1, wherein the first hanging water tank is provided with a first drain pipe and a first water inlet; the second hanging water tank is provided with a second drain pipe and a second water inlet; the third hanging water tank is provided with a third drain pipe and a third water inlet; the first drain pipe, the second drain pipe and the third drain pipe are all connected with the outside.
4. A three-stage hanging water aquaculture system for slimming fish according to claim 3, wherein the circulation system comprises a first water pump and a second water pump; the first water pump is connected with a first water inlet of the first hanging water tank; the second water pump is connected with a third water inlet of a third hanging water tank; the input end of the first water pump is connected with a water source; the input end of the second water pump is connected with a water source.
5. The three-stage hanging water aquaculture system for slimming fish according to claim 1, wherein the oxygenation system comprises a first aerator, a second aerator and a third aerator; the first aerator is arranged in a first hanging water tank; the second aerator is arranged in a second hanging water tank; the third aerator is arranged in a third hanging water tank.
6. The three-stage hanging water aquaculture system of slimming fish according to claim 1, wherein the water quality monitoring system comprises a temperature sensor, a water quality sensor, a transparency sensor; the temperature sensor comprises a first temperature sensor, a second temperature sensor and a third temperature sensor, wherein the first temperature sensor is connected with the first water hanging pool, the second temperature sensor is connected with the second water hanging pool, and the third temperature sensor is connected with the third water hanging pool; the water quality sensor comprises a first water quality sensor, a second water quality sensor and a third water quality sensor, wherein the first water quality sensor is connected with a first water hanging pool, the second water quality sensor is connected with a second water hanging pool, and the third water quality sensor is connected with a third water hanging pool; the transparency sensor comprises a first transparency sensor, a second transparency sensor and a third transparency sensor, wherein the first transparency sensor is connected with the first hanging water tank, the second transparency sensor is connected with the second hanging water tank, and the third transparency sensor is connected with the third hanging water tank.
7. A method of weight-reducing fish farming using the three-stage hanging water farming system for weight-reducing fish of any one of claims 1-6, comprising the steps of:
(1) Selecting raw material fish, putting the raw material fish into a first hanging pool, feeding feed, and carrying out rehabilitation culture to obtain a fish group after rehabilitation culture;
(2) Putting the fish shoal after rehabilitation culture in the step (1) into a second hanging water tank, feeding lactobacillus, and performing biological regulation treatment to obtain a fish shoal after biological regulation;
(3) And (3) putting the fish shoal after the biological regulation in the step (2) into a third hanging water tank, enabling pool water in the third hanging water tank to flow, and purifying to obtain the slimming fish.
8. The method for carrying out the cultivation of the slimming fish by using the three-stage hanging water cultivation system for the slimming fish according to claim 7, wherein the methylmercury of the raw material fish in the step (1) is less than 0.2mg/Kg, and the sulfanilamide content of the raw material fish is less than 0.1mg/Kg; the meat content of the raw fish is more than 70%, and the fullness is more than 2.0; the feed in the step (1) is fermented feed, the daily feeding amount of the feed is 1-1.5%, and the feeding frequency of the feed is 2-3 times/day; the rehabilitation culture time is 5-7 days, and the rehabilitation culture temperature is 22-25 ℃; the culture density of the first hanging pond is 60-80 feet per square meter.
9. The method for culturing lean fish by using the three-stage hanging water culture system for lean fish according to claim 7, wherein the daily dosage of the lactic acid bacteria in the step (2) is 20-30g/m 3 The frequency of the lactobacillus addition is 2-3 times/day; the temperature of the biological regulation treatment in the step (2) is 22-25 ℃, and the time of the biological regulation treatment in the step (2) is 20-25 days; the cultivation density of the second hanging pond in the step (2) is 50-60 square meters per square meter; the purification treatment time of the step (3) is 5-7 days, the purification treatment temperature is 22-25 ℃, and the culture density of the third hanging pond of the step (3) is 40-50 feet per square meter.
10. The method for raising the weight-reducing fish by using the three-stage hanging water raising system for the weight-reducing fish according to any one of claims 7 to 9, wherein the ionic ammonia content of the pond water in the first hanging water pond in the step (1), the pond water in the second hanging water pond in the step (2) and the pond water in the third hanging water pond in the step (3) is lower than 0.2mg/L, the nitrite content is lower than 0.2mg/L, the pH value is 6.5 to 8.0, the water quality transparency is 50 to 80cm, and the oxygen content is more than 6mg/L.
CN202310754674.XA 2023-06-25 2023-06-25 Three-stage hanging water culture system and method for slimming fish Pending CN116649263A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117044661A (en) * 2023-08-30 2023-11-14 广州淏瀚生物科技有限公司 Healthy ecological water transfer system of aquatic products

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117044661A (en) * 2023-08-30 2023-11-14 广州淏瀚生物科技有限公司 Healthy ecological water transfer system of aquatic products
CN117044661B (en) * 2023-08-30 2024-01-19 广州淏瀚生物科技有限公司 Healthy ecological water transfer system of aquatic products

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