CN105660494A - Shallow sea cage apostichopus japonicus recirculating aquacultural facility and aquacultural method - Google Patents
Shallow sea cage apostichopus japonicus recirculating aquacultural facility and aquacultural method Download PDFInfo
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- Y—GENERAL 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
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- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
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Abstract
The invention provides a shallow sea cage apostichopus japonicus recirculating aquacultural facility and an aquacultural method. The shallow sea cage apostichopus japonicus recirculating aquacultural facility comprises a plurality of cages. The shallow sea cage apostichopus japonicus recirculating aquacultural facility is characterized in that the plurality of cages comprise small, medium and large aquacultural cages which are respectively used for aquaculture of small, medium and large juvenile apostichopus japonicus, the small, medium and large aquacultural cages are connected in proportional allocation that quantity of the small aquacultural cages is lower than quantity of the medium aquacultural cages and the quantity of the medium aquacultural cages is lower than quantity of the large aquacultural cages to form aquacultural units, and the aquacultural units are connected and then are fixed under the sea through piling. In March, April and May every year, the small, medium and large juvenile apostichopus japonicus are put into the cages to be cultivated according to specific density, and cultivation in each stage can provide enough juvenile apostichopus japonicus for the next stage; and then the small juvenile apostichopus japonicus are continuously supplemented and put into the cages, and the process is repeated, so that ecological efficient continuous product is realized. Aqucultural facility utilization rate is greatly improved, production cost is greatly reduced, growth rate of the juvenile apostichopus japonicus is improved, survival rate of the juvenile apostichopus japonicus is greatly improved, operation management is convenient, and comprehensive benefits are obviously improved.
Description
Technical field
The present invention relates to mariculture technology, specifically the imitative stichopus japonicus cyclic culture facility of a kind of shallow sea net cage and cultural method.
Background technology
In recent years, along with the continuous quickening of urbanization construction and littoral zone comprehensive development and utilization process, China's continental rise sea farming area reduces increasingly, and developing cultivation space, shallow sea has become the new trend of following sea farming industry development. At present, China's apostichopus japonicus culture mode is main in the north mainly with continental rise pond and industrialized culture, then hang to raise in cages based on the floating raft of nearly bank on the Fujian of south China, Jiangsu and other places and grow, also exist all in various degree facility and production cost drop into high, cultivate lack of standardization, complex process, the drawback such as management inconvenience, in case of high temperature, flood season, the extreme weather such as ice-bound occur, very easily causing the extensive underproduction even to have no harvest, product quality also broadcasts propagation product with wild or the end larger difference.
Shallow sea cage culture refers to a kind of pattern arranging special net cage facility in the open sea area that deep water offshore is more shallow and carrying out cultivating, and is used for fish farming, and utilizing shallow sea cage culture to carry out imitative apostichopus japonicus culture not yet has proven technique. At present; the net cage of shallow sea cage culture is framework mainly with materials such as metal, plastics, bamboo wood; synthon mesh sheet is that net body is assembled; each net cage townhouse is arranged; and mode that wheel mends carries out extensive cultivation to take the seed of disposable input 5 12 grams/, wheel to receive; the inconvenience of this method cost height, operational administrative, seedling poor growth, culture efficiency are poor, thus fail large-scale promotion application always.
For this reason, how according to stichopus japonicus growth characteristics, sea environment feature and cage culture associated technical parameters, in conjunction with the market requirement of imitative stichopus japonicus product specification variation, determine that aquaculture net cage set-up mode puts the critical technical parameters such as seedling specification, ratio, density, opportunity with suitable, designing the imitative stichopus japonicus cyclic culture facility of a kind of shallow sea net cage and cultural method, this is current this area technical problem urgently to be resolved hurrily.
Summary of the invention
The present invention is the described problem solving prior art existence, the imitative stichopus japonicus cyclic culture facility of a kind of shallow sea net cage and cultural method are provided, breeding facility utilization ratio significantly improves, production cost much slower, the seedling speed of growth is accelerated, seedling surviving rate significantly improves, convenient operation and management, and comprehensive benefit significantly promotes.
It is an object of the invention to be achieved through the following technical solutions: the imitative stichopus japonicus cyclic culture facility of a kind of shallow sea net cage, comprise some net cages, it is characterized in that, described some net cages comprise little, in, large gauge aquaculture net cage, cultivate little respectively, in, the seedling of large gauge, described little, in, large gauge aquaculture net cage configures by a certain percentage and is interconnected and cultivates unit as one, little specification aquaculture net cage quantity in each cultivation unit is less than middle specification aquaculture net cage quantity, middle specification aquaculture net cage quantity is less than large gauge aquaculture net cage quantity, each cultivation unit is fixing in seabed piling after connecting, described little specification aquaculture net cage is to hang polyethylene mesh sheet as attachment base, in described, large gauge aquaculture net cage is using culturing net cage as attachment base.
Improvement to technique scheme: described little, in, large gauge aquaculture net cage by the proportional arrangement of 1:2-4:7-9 and be interconnected as one cultivate unit.
Further improvement to technique scheme: the net clothing of described aquaculture net cage is that pure polythene material is made, framework is made up of round log, specification is 4-6m × 4-6m × 2-4m, it is the 50-70 order polyethylene sandbag of 15～20kg that corner bottom described aquaculture net cage is tied up with 100-140 stock polyethylene rope respectively, in case net cage affects distortion by ocean current, described cultivation unit beats spud pile in seabed after connecting, and is connected and fixed by fixing hawser.
Further improvement to technique scheme: the operation aisle of the upper strata Four built in boundaries 30cm～40cm of described aquaculture net cage, the float that whole aquaculture net cage is floated is fixed in bottom surface, described operation aisle.
Further improvement to technique scheme: the encryption sunshade net adding more than lid 6 pins on described aquaculture net cage.
The cultural method of the imitative stichopus japonicus cyclic culture facility of a kind of above-mentioned shallow sea net cage, it is characterised in that, described cultural method comprises the steps:
(1) selecting that weather gentleness is moistening, water temperature is suitable for, water quality and the good inner bay sea area of ecotope, lay described some net cages;
(2) annual 3 Mays respectively with specified density throw in little (1-2g/ head), in (5-10g/ head), big (more than 25g/ head) specification imitative juvenile stichopus cultivate, and to ensure that every one-level is formed can be all the seedling that next stage provides sufficient;
(3) each aquaculture net cage is equipped with 2 cover polythene net clothing, during cultivation according to dirt settling how many and aquaculture water current intelligence on time with stock hairbrush and water blast gun cleaning wall dirt settling, within every 30 45 days, thoroughly change a secondary net clothing, and adjust mesh size in time by 1/20～1/25 standard of cultivation seedling body length.
(4) need to carry out during seawater temperature 8 DEG C～16 DEG C throwing something and feeding accelerating seedling growth, feed is taking seaweed powder, sea mud, tackiness agent, sporeformer as the particulate state of main raw material or sheet feed stuff, feeding volume is the 2%～5% of seedling body weight, and adjusts according to the situation of ingesting.
(5) check the safety case of net cage during cultivation on time, check that whether net cage is firm, damaged or there is potential safety hazard, find that there is crab class, shrimps, trash fish harmful animal remove at any time, observe ingesting and growth conditions of seedling simultaneously, take out in time and occur abnormal individuality also to take corresponding measure.
(6) after cultivation enters normal circulation, first batch of cultivation throws in little specification seedling for annual mid-March, namely can be moved to middle specification seedling aquaculture net cage mid-May, can be moved to large gauge seedling aquaculture net cage mid-July, after aestivating, commodity ginseng can be gathered in the crops to mid-October;Regrowth hair cultivation throws in little specification seedling for annual mid-May supplements, and can be moved to middle specification seedling aquaculture net cage to mid-July, and after aestivating, mid-October can be moved to large gauge seedling aquaculture net cage, and after surviving the winter, mid-March in next year can gather in the crops commodity ginseng; Throwing in little specification seedling for mid-July supplements, can be moved to middle specification seedling aquaculture net cage mid-October for 3rd batch, after surviving the winter, mid-March in next year can be moved to large gauge seedling aquaculture net cage, can gather in the crops commodity ginseng to mid-May; Continuing to supplement subsequently and throw in little specification seedling, circulate with this and reach the continuous production of ecology, the whole culture-cycle is without the net cage vacant time.
Improvement to technique scheme: in described step (1), described inner bay sea area Cultivated water is apart from bank 1-3km, current are mild, the depth of water is 5～7m, substrate is at the bottom of hard silt bottom and cay, swim animal and plant biomass height, occurs without the ecological unusual phenomenon of red tide class, is distributed with the more rich end and dwells economic shellfish and a small amount of stichopus japonicus, sea urchins precious marine product and fish shrimp crab swimming animal.
The improvement that technique scheme is further: in described step (3), when little specification seedling changes polythene net clothing, only needs to overlap new net clothing below former net clothing and is taken out by former net clothing; In described, large gauge seedling change polythene net clothing time, first new and old net clothing is lain on a raft frame side by side, be finished down seed and attachment base after old net clothing is taken out; Polythene net clothing after replacing is placed on operation aisle and naturally dries, dirt settling dries or namely can be used as after air-dry pulverizing imitative Stichopus japonicus Selenka bait make full use of, containing abundant extra large mud and organic matter chip in the dirt settling pulverized, it it is the high-quality natural bait of imitative stichopus japonicus eating.
The improvement that technique scheme is further: when illumination is strong or transparency of sea water is greater than 1m, at least adds the encryption sunshade net of more than lid 6 pins on described little specification seedling aquaculture net cage.
The present invention compared with prior art has many advantages and positively effect:
(1) facility utilization rate of the present invention significantly improves. The hanging mesh sheet, the end that adopt, establish 2～3 layers of breeding cage to do attachment base, can be more traditional hang cage and without attachment base cultivation for imitative stichopus japonicus provides safer more greatly hidden habitat, increase the attachment space of high-quality sea mud, You Jizhi, the benthic diatom etc. of imitative stichopus japonicus eating, effectively cultivation space rises to 50% 80% by original less than 30%, and cultivation per unit area yield can increase by 30% 60%. In addition, the relay-type that the inventive method also can realize three groups of cultivation specification net cages is produced continuously, significantly shortens the empty case time after all selling seedling or commodity ginseng in tradition aquaculture model off.
(2) production cost much slower. Gordian technique and the control measures such as cage size, spread configuration mode and the attachment base that the present invention determines is arranged, the net cage that can realize making 12 people can complete originally to need 3-4 people just can complete more changes jobs, reduce in daily administration with number of workers and labour intensity. In addition, shallow sea cage culture relatively can reduce by 1/2 2/3 by industrialized culture without the need to the expenses such as other energy consumptions such as water, electricity, cost, and benefit promotes more than 50%.
(3) cultivate the speed of growth obviously to accelerate. By the quantified controlling to seedling specification, breeding density, can promote that it is balanced, fast-growth, avoid the formation of old man's seedling, in addition to the optimization of the techniques such as cage size, net clothing process, make the growing environment of the imitative stichopus japonicus of cultivation and natural bait originate be improved significantly.The inventive method more former technique cultivation speed of growth can improve more than 15%, and large gauge seedling can reach commercial specification through the cultivation of 2 wheat harvesting periods, and middle or small specification seedling can reach commercial specification through the cultivation of 6 10 months.
(4) seedling surviving rate significantly improves. The whole on-the-spot band water operation that the inventive method can realize cloth seedling, sieve seedling, changes the daily administration such as case, results, has stopped traditional cage culture pattern in daily administration operates because of drawbacks such as seedling temperature of exposure and dry length, the underproduction being subject to physical damnification and cause or generation diseases. In addition, the mode of production for a kind of ecosystem produced by the shallow sea net cage of imitative stichopus japonicus, and relatively the mode such as conventional plant workshop, pond can thoroughly avoid the disease caused because cultivation water environment worsens to occur, the seed strong stress resistance of production, aquaculture surviving rate can improve about 20%, reaches 95% 100%.
(5) comprehensive benefit significantly promotes. The imitative stichopus japonicus meat of the inventive method cultivation is plump, go out skin rate height, green safety, and the useful effects such as the speed of growth is fast in addition, surviving rate height, comprehensive benefit promotes can reach more than 50%. In addition, the product specification that present method is gathered in the crops is more even, standard is more unified, the imitative stichopus japonicus product of at least 3 kinds of different sizes can be provided throughout the year, this can play good shock absorption in product-feed dull season or well sold and in short supply phase, more being conducive to out-of-season sale, significantly the value market competition advantage of improving product is apparent.
Accompanying drawing explanation
The aquaculture net cage that Fig. 1 is imitative stichopus japonicus cyclic culture facility one the cultivation unit of a kind of shallow sea of invention net cage arranges stereographic map;
Fig. 2 is the aquaculture net cage plot plan of imitative stichopus japonicus cyclic culture facility 8 the cultivation unit of a kind of shallow sea of invention net cage.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail:
See Fig. 1, the embodiment of the imitative stichopus japonicus cyclic culture facility of a kind of shallow sea of the present invention net cage, comprise some net cages, described some net cages comprise little specification aquaculture net cage 3, middle specification aquaculture net cage 2, large gauge aquaculture net cage 1 three kinds of specifications, cultivate little respectively, in, the seedling of large gauge, described little specification aquaculture net cage 3, middle specification aquaculture net cage 2, large gauge aquaculture net cage 1 configures by a certain percentage and is interconnected and cultivates unit as one, the quantity of the little specification aquaculture net cage 3 in each cultivation unit is less than the quantity of middle specification aquaculture net cage 2, the quantity of middle specification aquaculture net cage 2 is less than the quantity of large gauge aquaculture net cage 1, beat spud pile 5 in seabed after each cultivation unit connection, it is connected and fixed by fixing hawser 6. described little specification aquaculture net cage 3 is to hang polyethylene mesh sheet as attachment base, described middle specification aquaculture net cage 2, large gauge aquaculture net cage 1 using culturing net cage as attachment base, culturing net cage can adopt number of patent application be ZL200420047278.6 utility model patent " a kind of sea cucumber rock and sea cucumber culturing net cage " disclosed in culturing net cage.
Specifically: above-mentioned little specification aquaculture net cage 3, middle specification aquaculture net cage 2, large gauge aquaculture net cage 1 generally press the proportional arrangement of 1:2-4:7-9. The little specification aquaculture net cage 3 of the present embodiment, middle specification aquaculture net cage 2, large gauge aquaculture net cage 1 press the proportional arrangement of 1:3:8, a cultivation unit there are 1 little specification aquaculture net cage, 3 middle specification aquaculture net cages and 8 large gauge aquaculture net cages, as shown in Figure 1. The aquaculture net cage of imitative stichopus japonicus cyclic culture facility 8 the cultivation unit of shallow sea of the present invention net cage is divided into two big groups, and often group has 4 cultivation unit, keeps certain spacing as work navigation channel, as shown in Figure 2 between two big groups.
The net clothing 4 of above-mentioned little specification aquaculture net cage 3, middle specification aquaculture net cage 2, large gauge aquaculture net cage 1 is pure polythene material and makes, framework is made up of round log, the frame size of above-mentioned little specification aquaculture net cage 3, middle specification aquaculture net cage 2, large gauge aquaculture net cage 1 is identical, is 4-6m × 4-6m × 2-4m. It is the 50-70 order polyethylene sandbag 7 of 15～20kg that corner bottom above-mentioned little specification aquaculture net cage 3, middle specification aquaculture net cage 2, large gauge aquaculture net cage 1 is tied up with 100-140 stock polyethylene rope respectively, in case aquaculture net cage affects distortion by ocean current. Above-mentioned cultivation unit beats spud pile 5 in seabed after connecting, and is connected and fixed by fixing hawser.
The operation aisle 8 of the upper strata Four built in boundaries 30cm～40cm of above-mentioned little specification aquaculture net cage 3, middle specification aquaculture net cage 2, large gauge aquaculture net cage 1, fixes, in operation bottom surface, aisle 8, the float 9 that whole aquaculture net cage is floated.
When illumination is strong or transparency of sea water is greater than 1m, above-mentioned little specification aquaculture net cage 3, middle specification aquaculture net cage 2, large gauge aquaculture net cage 1 add the encryption sunshade net of more than lid 6 pins.
See Fig. 1, the embodiment of the cultural method of the imitative stichopus japonicus cyclic culture facility of a kind of above-mentioned shallow sea of the present invention net cage, described cultural method comprises the steps:
(1) selecting that weather gentleness is moistening, water temperature is suitable for, water quality and the good inner bay sea area of ecotope, lay described some net cages;
(2) annual 3 Mays respectively with specified density throw in little (1-2g/ head), in (5-10g/ head), big (more than 25g/ head) specification imitative juvenile stichopus cultivate, and to ensure that every one-level is formed can be all the seedling that next stage provides sufficient;
(3) each aquaculture net cage is equipped with 2 cover polythene net clothing 4, during cultivation according to dirt settling how many and aquaculture water current intelligence on time with stock hairbrush and water blast gun cleaning wall dirt settling, within every 30 45 days, thoroughly change a secondary net clothing, and adjust mesh size in time by 1/20～1/25 standard of cultivation seedling body length.
(4) need to carry out during seawater temperature 8 DEG C～16 DEG C throwing something and feeding accelerating seedling growth, feed is taking seaweed powder, sea mud, tackiness agent, sporeformer as the particulate state of main raw material or sheet feed stuff, feeding volume is the 2%～5% of seedling body weight, and adjusts according to the situation of ingesting.
(5) check the safety case of net cage during cultivation on time, check that whether net cage is firm, damaged or there is potential safety hazard, find that there is crab class, shrimps, trash fish harmful animal remove at any time, observe ingesting and growth conditions of seedling simultaneously, take out in time and occur abnormal individuality also to take corresponding measure.
(6) after cultivation enters normal circulation, first batch of cultivation throws in little specification seedling for annual mid-March in little specification seedling aquaculture net cage 3, namely can be moved to middle specification seedling aquaculture net cage 2 mid-May, can be moved to large gauge seedling aquaculture net cage 1 mid-July, after aestivating, commodity ginseng can be gathered in the crops to mid-October; Regrowth hair cultivation throws in little specification seedling for annual mid-May supplements, and can be moved to middle specification seedling aquaculture net cage 2 to mid-July, and after aestivating, mid-October can be moved to large gauge seedling aquaculture net cage 1, and after surviving the winter, mid-March in next year can gather in the crops commodity ginseng; Throwing in little specification seedling for mid-July supplements, can be moved to middle specification seedling aquaculture net cage 2 mid-October for 3rd batch, after surviving the winter, mid-March in next year can be moved to large gauge seedling aquaculture net cage 1, can gather in the crops commodity ginseng to mid-May; Continuing to supplement subsequently and throw in little specification seedling, circulate with this and reach the continuous production of ecology, the whole culture-cycle is without the net cage vacant time.
Preferred: in above-mentioned steps (1), described inner bay sea area Cultivated water is apart from bank 1-3km, current are mild, the depth of water is 5～7m, substrate is at the bottom of hard silt bottom and cay, swim animal and plant biomass height, occurs without the ecological unusual phenomenon of red tide class, is distributed with the more rich end and dwells economic shellfish and a small amount of stichopus japonicus, sea urchins precious marine product and fish shrimp crab swimming animal.
In above-mentioned steps (3), when little specification aquaculture net cage 3 changes polythene net clothing 4, only need below former net clothing, overlap new net clothing and more former net clothing is taken out; When middle specification aquaculture net cage 2 and large gauge aquaculture net cage 1 change polythene net clothing 4, first new and old net clothing is lain on a raft frame side by side, after being finished down seed and attachment base, old net clothing is taken out; Polythene net clothing 4 after replacing is placed on operation aisle 8 and naturally dries, dirt settling dries or namely can be used as after air-dry pulverizing imitative Stichopus japonicus Selenka bait make full use of, containing abundant extra large mud and organic matter chip in the dirt settling pulverized, it it is the high-quality natural bait of imitative stichopus japonicus eating.
When illumination is strong or transparency of sea water is greater than 1m, on described little specification seedling aquaculture net cage 3, at least add the encryption sunshade net of more than lid 6 pins, also can all add the encryption sunshade net of more than lid 6 pins as required on all little specification aquaculture net cages 3, middle specification aquaculture net cage 2 and large gauge aquaculture net cage 1.
Net cage imitative stichopus japonicus cyclic culture anniversary flow process in shallow sea of the present invention is in table 1:
Table 1
Certainly, above-mentioned explanation is not limitation of the present invention, and the present invention is also not limited to above-mentioned citing; those skilled in the art; in the essential scope of the present invention, change, remodeling, interpolation or the replacement made, all should belong to protection scope of the present invention.
Claims (10)
1. the imitative stichopus japonicus cyclic culture facility of shallow sea net cage, comprise some net cages, it is characterized in that, described some net cages comprise little, in, large gauge aquaculture net cage, cultivate little respectively, in, the seedling of large gauge, described little, in, large gauge aquaculture net cage configures by a certain percentage and is interconnected and cultivates unit as one, little specification aquaculture net cage quantity in each cultivation unit is less than middle specification aquaculture net cage quantity, middle specification aquaculture net cage quantity is less than large gauge aquaculture net cage quantity, each cultivation unit is fixing in seabed piling after connecting, described little specification aquaculture net cage is to hang polyethylene mesh sheet as attachment base, in described, large gauge aquaculture net cage is using culturing net cage as attachment base.
2. according to the imitative stichopus japonicus cyclic culture facility of shallow sea according to claim 1 net cage, it is characterised in that, described little, in, large gauge aquaculture net cage is by the proportional arrangement of 1:2-4:7-9 and is interconnected and cultivates unit as one.
3. according to the imitative stichopus japonicus cyclic culture facility of the shallow sea net cage described in claim 1 or 2, it is characterized in that, the net clothing of described aquaculture net cage is that pure polythene material is made, framework is made up of round log, specification is 4-6m × 4-6m × 2-4m, it is the 50-70 order polyethylene sandbag of 15～20kg that corner bottom described aquaculture net cage is tied up with 100-140 stock polyethylene rope respectively, and described cultivation unit beats spud pile in seabed after connecting, and is connected and fixed by fixing hawser.
4. according to the imitative stichopus japonicus cyclic culture facility of the shallow sea net cage described in claim 1 or 2, it is characterised in that, the operation aisle of the upper strata Four built in boundaries 30cm～40cm of described aquaculture net cage, the float that whole aquaculture net cage is floated is fixed in bottom surface, described operation aisle.
5. according to the imitative stichopus japonicus cyclic culture facility of shallow sea according to claim 3 net cage, it is characterised in that, the operation aisle of the upper strata Four built in boundaries 30cm～40cm of described aquaculture net cage, the float that whole aquaculture net cage is floated is fixed in bottom surface, described operation aisle.
6. according to the imitative stichopus japonicus cyclic culture facility of the shallow sea net cage described in claim 1 or 2, it is characterised in that, described aquaculture net cage adds the encryption sunshade net of more than lid 6 pins.
7. the cultural method of the imitative stichopus japonicus cyclic culture facility of above-mentioned shallow sea net cage, it is characterised in that, described cultural method comprises the steps:
(1) selecting that weather gentleness is moistening, water temperature is suitable for, water quality and the good inner bay sea area of ecotope, lay described some net cages;
(2) annual 3 Mays respectively with specified density throw in little, in, the imitative juvenile stichopus of large gauge cultivate, and to ensure that every one-level is formed can be all the seedling that next stage provides sufficient;
(3) each aquaculture net cage is equipped with 2 cover polythene net clothing, during cultivation according to dirt settling how many and aquaculture water current intelligence on time with stock hairbrush and water blast gun cleaning wall dirt settling, within every 30 45 days, thoroughly change a secondary net clothing, and adjust mesh size in time by 1/20～1/25 standard of cultivation seedling body length;
(4) need to carry out during seawater temperature 8 DEG C～16 DEG C throwing something and feeding accelerating seedling growth, feed is taking seaweed powder, sea mud, tackiness agent, sporeformer as the particulate state of main raw material or sheet feed stuff, feeding volume is the 2%～5% of seedling body weight, and adjusts according to the situation of ingesting;
(5) check the safety case of net cage during cultivation on time, check that whether net cage is firm, damaged or there is potential safety hazard, find that there is crab class, shrimps, trash fish harmful animal remove at any time, observe ingesting and growth conditions of seedling simultaneously, take out in time and occur abnormal individuality also to take corresponding measure;
(6) after cultivation enters normal circulation, first batch of cultivation throws in little specification seedling for annual mid-March, namely can be moved to middle specification seedling aquaculture net cage mid-May, can be moved to large gauge seedling aquaculture net cage mid-July, after aestivating, commodity ginseng can be gathered in the crops to mid-October; Regrowth hair cultivation throws in little specification seedling for annual mid-May supplements, and can be moved to middle specification seedling aquaculture net cage to mid-July, and after aestivating, mid-October can be moved to large gauge seedling aquaculture net cage, and after surviving the winter, mid-March in next year can gather in the crops commodity ginseng; Throwing in little specification seedling for mid-July supplements, can be moved to middle specification seedling aquaculture net cage mid-October for 3rd batch, after surviving the winter, mid-March in next year can be moved to large gauge seedling aquaculture net cage, can gather in the crops commodity ginseng to mid-May; Continuing to supplement subsequently and throw in little specification seedling, circulate with this and reach the continuous production of ecology, the whole culture-cycle is without the net cage vacant time.
8. according to the cultural method of the imitative stichopus japonicus cyclic culture facility of shallow sea according to claim 7 net cage, it is characterized in that, to in described step (1), described inner bay sea area Cultivated water is apart from bank 1-3km, and current are mild, and the depth of water is 5～7m, substrate is at the bottom of hard silt bottom and cay, swim animal and plant biomass height, occurs without the ecological unusual phenomenon of red tide class, is distributed with the more rich end and dwells economic shellfish and a small amount of stichopus japonicus, sea urchins precious marine product and fish shrimp crab swimming animal.
9. according to the cultural method of the imitative stichopus japonicus cyclic culture facility of the shallow sea net cage described in claim 7 or 8, it is characterized in that, in described step (3), when little specification seedling changes polythene net clothing, only need below former net clothing, overlap new net clothing and more former net clothing is taken out;In described, large gauge seedling change polythene net clothing time, first new and old net clothing is lain on a raft frame side by side, be finished down seed and attachment base after old net clothing is taken out; Polythene net clothing after replacing is placed on operation aisle and naturally dries, dirt settling dries or namely can be used as after air-dry pulverizing imitative Stichopus japonicus Selenka bait make full use of, containing abundant extra large mud and organic matter chip in the dirt settling pulverized, it it is the high-quality natural bait of imitative stichopus japonicus eating.
10. according to the cultural method of the imitative stichopus japonicus cyclic culture facility of the shallow sea net cage described in claim 7 or 8, it is characterised in that, when illumination is strong or transparency of sea water is greater than 1m, on described little specification seedling aquaculture net cage, at least add the encryption sunshade net of more than lid 6 pins.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106754242A (en) * | 2016-11-28 | 2017-05-31 | 大连海洋大学 | Benthic diatom cultivate pond and carry out stichopus japonicus using the pond, the method that sea urchin seedling is raised together with |
| CN107683812A (en) * | 2017-08-31 | 2018-02-13 | 浦江县酉泽水产科技有限公司 | The foster shrimp equipment of high density environmental protection |
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| CN102630613A (en) * | 2012-04-20 | 2012-08-15 | 福建省水产研究所 | Combined wind wave and current resistant net cage and working method thereof |
| CN203633327U (en) * | 2013-11-14 | 2014-06-11 | 西安奥赛福科技有限公司 | Breeding box |
| CN204930002U (en) * | 2015-09-24 | 2016-01-06 | 大连市水产技术推广总站 | Antifouling stifled sea area stichopus japonicus nursery two-layer net pen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100270931B1 (en) * | 1998-04-11 | 2000-12-01 | 배평암 | Submersible fish cage system |
| CN102630613A (en) * | 2012-04-20 | 2012-08-15 | 福建省水产研究所 | Combined wind wave and current resistant net cage and working method thereof |
| CN203633327U (en) * | 2013-11-14 | 2014-06-11 | 西安奥赛福科技有限公司 | Breeding box |
| CN204930002U (en) * | 2015-09-24 | 2016-01-06 | 大连市水产技术推广总站 | Antifouling stifled sea area stichopus japonicus nursery two-layer net pen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106754242A (en) * | 2016-11-28 | 2017-05-31 | 大连海洋大学 | Benthic diatom cultivate pond and carry out stichopus japonicus using the pond, the method that sea urchin seedling is raised together with |
| CN106754242B (en) * | 2016-11-28 | 2019-04-16 | 大连海洋大学 | The method that benthic diatom cultivates pond and carries out stichopus japonicus, the mixed breeding of sea urchin seedling using the pond |
| CN107683812A (en) * | 2017-08-31 | 2018-02-13 | 浦江县酉泽水产科技有限公司 | The foster shrimp equipment of high density environmental protection |
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| CN105660494B (en) | 2018-04-17 |
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