CN105123565A - Method and device for open sea deepwater cultivation of cultchless oyster - Google Patents
Method and device for open sea deepwater cultivation of cultchless oyster Download PDFInfo
- Publication number
- CN105123565A CN105123565A CN201510432688.5A CN201510432688A CN105123565A CN 105123565 A CN105123565 A CN 105123565A CN 201510432688 A CN201510432688 A CN 201510432688A CN 105123565 A CN105123565 A CN 105123565A
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- oyster
- cultchless
- cultivation
- open sea
- cultchless oyster
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- 241000237502 Ostreidae Species 0.000 title claims abstract description 90
- 235000020636 oyster Nutrition 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 30
- -1 polyethylene Polymers 0.000 claims abstract description 13
- 239000004698 Polyethylene Substances 0.000 claims abstract description 8
- 229920000573 polyethylene Polymers 0.000 claims abstract description 8
- 241000237852 Mollusca Species 0.000 claims description 8
- 230000000366 juvenile effect Effects 0.000 claims description 8
- 238000009364 mariculture Methods 0.000 claims description 7
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 5
- 230000029052 metamorphosis Effects 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- UCTWMZQNUQWSLP-UHFFFAOYSA-N adrenaline Chemical compound CNCC(O)C1=CC=C(O)C(O)=C1 UCTWMZQNUQWSLP-UHFFFAOYSA-N 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000004083 survival effect Effects 0.000 abstract description 3
- 238000009395 breeding Methods 0.000 abstract description 2
- 230000001488 breeding effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003306 harvesting Methods 0.000 abstract 1
- 238000012258 culturing Methods 0.000 description 3
- 235000015170 shellfish Nutrition 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000009360 aquaculture Methods 0.000 description 2
- 244000144974 aquaculture Species 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- 206010061217 Infestation Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241000237509 Patinopecten sp. Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- UZVHFVZFNXBMQJ-UHFFFAOYSA-N butalbital Chemical compound CC(C)CC1(CC=C)C(=O)NC(=O)NC1=O UZVHFVZFNXBMQJ-UHFFFAOYSA-N 0.000 description 1
- 239000003653 coastal water Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000020637 scallop Nutrition 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/54—Culture of aquatic animals of shellfish of bivalves, e.g. oysters or mussels
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a method and a device suitable for cultivation of cultchless oysters in open sea deepwater regions. The method comprises: breeding cultchless oyster larvae, putting the cultchless oyster larvae in a cultivation device, and putting the device in an open sea deepwater cultivation region to breed, and managing a cultivation period of the cultchless oysters, and harvesting. The cultivation device is a net cage which is a rectangular frame made of rebars. The top of the frame is provided with a polyethylene rope used to tie the device on a raft frame to culture. Four corners on the bottom of the frame are provided with landing legs. The frame is internally provided with a plurality of layers of drawers. The method and the device solve problems that quality of oyster offshore cultivation is low, growth speed is slow, and survival rate is low. The cultivation device resists rushing ocean current and rough sea of open sea, and the device is low in manufacturing cost, and can be used repeatedly. The device provides a high-quality natural culture environment for oyster growth, so growth speed of oysters is fast, the oysters are not polluted, and are in high quality. The cultural oysters can be used for raw eating, and satisfy export demand. The device and the method have good economic benefits.
Description
Technical field
The present invention relates to a kind of cultchless oyster cultural method, particularly relate to a kind of Deepwater Open Sea district cultchless oyster cultural method and device.
Background technology
Cultchless oyster namely free, without the oyster of adhesive substrate.Oyster has the life habit of clustering, and normal multiple oyster anchors at together, due to the restriction of growing space, hull shape irregular, have impact on attractive in appearance widely, and clustering also causes the competition of oyster on food, affect its growth rate, clustering also add the workload that results are peeled off and processed.The restriction of cultchless oyster due to its free property not by growing space, thus hull shape rule is attractive in appearance, and size is even, and can improve quality and the class of oyster, therefore expensive, remarkable benefit, is also easy to put in a suitable place to breed and gather in the crops.
The mainly raft formula lifting rope cultivation of current China oyster culture mode, due to lifting rope oyster culture growing up along with oyster, very easily comes off, and is not suitable for off-lying sea and the large marine site of stormy waves, is only suitable for right up and down inner bay, cultivates range limited; A small amount of employing scallop is formed cylinder mould and is carried out cultchless oyster cultivation, but owing to forming in process, oyster shell edge knife-edged is easily cut cylinder mould, cause the loss forming cultchless oyster on the one hand, reduce cultivation per mu yield, cause on the other hand and form cage damage, cannot use, increase aquaculture cost, be also not suitable for off-lying sea and the large marine site of stormy waves.And coastal waters, coastal available bay has developed substantially, and many plants because cultivating for many years, excessive, the mud of density piles up, cause plant aging, make shellfish bulk-growth slow, individual little, culture-cycle is long, disease is many, and survival rate reduces, and have impact on cultivation enthusiasm, and offshore pollution is day by day serious, and the oyster of cultivation does not reach the quality requirements eaten something rare; Deepwater Open Sea district directly faces the sea, and ocean current is anxious, every day twice flood tide, exchange of seawater amount is large, and water quality is good, and food organisms are sufficient, is applicable to the growth of the shellfishes such as oyster, can forms high-quality, be applicable to the oyster eaten something rare, can bring considerable outlet benefit.
Therefore; form method in the urgent need to a kind of suitable monomer oyster now; the demand that monomer oyster in scale, industrialization and applicable Deepwater Open Sea district cultivate can be met; in order to improving oyster quality, reach outlet and eat something rare level; both improve the availability in Deepwater Open Sea region, and higher economic benefit can have been brought again.
Summary of the invention
The object of this invention is to provide a kind of method and the device that are suitable for carrying out in profundal zone, off-lying sea cultchless oyster cultivation, this device can be suitable in off-lying sea deepwater regions, not fragile, water coke slurry ability is strong, not easily by harmful animal biological infestation, in order to overcome the upper above-mentioned shortcoming existed of existing cultchless oyster cultivation.
For achieving the above object, the concrete technical scheme that the present invention takes is:
A kind of cultchless oyster Deepwater Open Sea cultural method, is characterized in that comprising the steps:
(1) cultchless oyster seedling is bred as: first by the oyster larva of indoors artificial cultivation, cultivate to eyebot larvae by changing the Shellfish Larva such as water and bait throwing in conventional method every day, then with adrenaline induction process oyster eyebot larvae, its non-cohesive metamorphosis is made to become cultchless oyster juvenile mollusk, the method adopting indoor upwelling semi-aerobic landfill and outdoor ponds to cultivate again, makes cultchless oyster juvenile mollusk form to 1.5cm-2.0cm and meets the cultchless oyster seedling of Deepwater Open Sea cultivation specification;
(2) cultchless oyster seedling loads cultivator: the cultchless oyster seedling of above-mentioned cultivation is loaded cultivator, the anti-harmful organisms of polyethylene screen cloth of aperture 2-3cm and attachment on this device overlaps outward, lifting rope on device is lain on mariculture raft frame again, finally this culture raft frame is inserted Deepwater Open Sea mariculture area and cultivate;
(3) the cultivation period management of cultchless oyster: remove attachment outside cultivator every 3-4 month once during cultivating, the oyster culture shell through 1.5-2.5 reaches more than 10cm specification, can gather in the crops.
Wherein, the cultivator described in step (2) is a net cage, and this net cage is the cuboid framework made by reinforcing bar, the top of this framework is provided with polyethylene rope, cultivate for lying on raft frame, the corner, bottom of framework is provided with supporting leg, is provided with multi-layer drawers in described framework.
10 are used in described step (1)
-4adrenaline induction process 3 hours oyster eyebot larvaes of mol/L, make its non-cohesive metamorphosis become cultchless oyster juvenile mollusk.
6 layers of drawer be made up of polypropylene plastics net are provided with in described framework.
Described drawer bottom is provided with multiple dividing plate.
Described framework is the cuboid framework being growth 100-150cm, wide 60-80cm, high 200-220cm by the reinforcing bar of diameter 8-10mm.
Described drawer is the cuboid of long 100-150cm, wide 60-80cm, high 30-35cm.
Described lifting rope is 80-100 stock polyethylene rope.
The aperture of described polypropylene plastics net is 1.5-2.0cm.
The invention provides the method and apparatus of a kind of cultchless oyster Deepwater Open Sea cultivation, solve the problem that quality is low, growth rate is slow, survival rate is low of oyster seawater fishery, this oyster culture device is utilized directly cultchless oyster seedling to be placed in drawer net cage, keep hanging on Deepwater Open Sea raft frame, this device is not fragile, the anxious ocean current of tolerance off-lying sea and high sea, and cost of manufacture is lower, meanwhile, net cage is not easily damaged by oyster, can Reusability.The present invention is that oyster growth provides a kind of high-quality nature breeding environment, and need not throw in bait, during aquaculture management, regularly remove the harmful organisms outside cultivator and attachment, oyster fast growth, not contaminated, quality is high.The present invention expands cultchless oyster culturing area, and the oyster of cultivation can be used for eating something rare, and meets demand for exports, can produce good economic benefit.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of cultivator of the present invention.
Fig. 2 is the structural representation of drawer in cultivator of the present invention.
Wherein, 1-framework; 2-lifting rope, 3-supporting leg; 4-drawer; 5-polypropylene plastics net; 6-dividing plate.
Embodiment
Below by way of specific embodiment, also the present invention is further described by reference to the accompanying drawings.
First be bred as cultchless oyster seedling, the oyster larvae cultivation first cultivated by indoors artificial, to eyebot larvae, then uses 10
-4adrenaline induction process 3 hours oyster eyebot larvaes of mol/L, its non-cohesive metamorphosis is made to become cultchless oyster juvenile mollusk, the method adopting indoor upwelling semi-aerobic landfill and outdoor ponds to cultivate again, makes cultchless oyster juvenile mollusk form to 1.5cm-2.0cm and meets the cultchless oyster seedling of Deepwater Open Sea cultivation specification; Then the cultchless oyster seedling of above-mentioned cultivation is loaded cultivator, the anti-harmful organisms of polyethylene screen cloth of aperture 2-3cm and attachment on this device overlaps outward, lifting rope on device is lain on mariculture raft frame again, finally this culture raft frame is inserted Deepwater Open Sea mariculture area and cultivate; Regularly remove the attachment outside cultivator during cultivation, the oyster culture shell through 1.5-2.5 reaches more than 10cm specification, can gather in the crops.
As Fig. 1, shown in 2, described cultivator is a net cage, this net cage is that the reinforcing bar being 8-10mm by diameter is growth 100-150cm, wide 60-80cm, the cuboid framework 1 of high 200-220cm, the top of this framework 1 is provided with 80-100 stock lifting rope 2, for lying on raft frame to cultivate, the corner, bottom of framework 1 is provided with supporting leg 3, 6 layers of drawer 4 are provided with in described framework 1, this drawer 4 is that 1.5-2.0cm polypropylene plastics net 5 is made by aperture, its specification is long 100-150cm, wide 60-80cm, high 30-35cm, and be provided with multiple dividing plate bottom this drawer 4, be divided into different intervals.
During use, first 1500-2200 grain cultchless oyster seedling is on average positioned in 6 drawers 4, then drawer is thrown in framework 1, polyethylene screen cloth is covered with in framework 1 outside, for anti-harmful organisms and attachment, the lifting rope 2 at framework 1 top is lain on mariculture raft frame, with ship and crane, cultivator is positioned in Deepwater Open Sea culturing area, mu puts cultchless oyster cultivator 100-120, to sling every March during cultivation cultivator, the attachment outside net cage is removed with giant, cultivation through 1.5-2.5 reaches commercial specification, to sling cultivator with ship and crane again, the cultchless oyster that results are ripe.
The present invention directly can be placed on cultchless oyster seedling in drawer net cage, keeps hanging on Deepwater Open Sea raft frame, thus expands cultchless oyster culturing area and scope, and net cage is not damaged by oyster simultaneously, can Reusability.
Above-described embodiment only for technical conceive of the present invention and feature are described, can not limit the scope of the invention with this.All equivalent transformations of doing according to Spirit Essence of the present invention or modification, all should be encompassed in protection scope of the present invention.
Claims (9)
1. a cultchless oyster Deepwater Open Sea cultural method, is characterized in that comprising the steps:
(1) cultchless oyster seedling is bred as: the oyster larvae cultivation first cultivated by indoors artificial is to eyebot larvae, then with adrenaline induction process oyster eyebot larvae, its non-cohesive metamorphosis is made to become cultchless oyster juvenile mollusk, adopt the method that indoor upwelling semi-aerobic landfill and outdoor ponds are cultivated again, cultchless oyster juvenile mollusk is formed to the long 1.5cm-2.0cm of shell, meets the cultchless oyster seedling of Deepwater Open Sea cultivation specification;
(2) cultchless oyster seedling loads cultivator: the cultchless oyster seedling of above-mentioned cultivation is loaded cultivator, the anti-harmful organisms of polyethylene screen cloth of aperture 2-3cm and attachment on this device overlaps outward, lifting rope on device is lain on mariculture raft frame again, finally this culture raft frame is inserted Deepwater Open Sea mariculture area and cultivate;
(3) the cultivation period management of cultchless oyster: remove attachment outside cultivator every 3-4 month once during cultivating, the oyster culture shell through 1.5-2.5 reaches more than 10cm specification, can gather in the crops.
2. cultchless oyster Deepwater Open Sea cultural method as claimed in claim 1, it is characterized in that, cultivator described in step (2) is a net cage, this net cage is the cuboid framework (1) made by reinforcing bar, the top of this framework (1) is provided with lifting rope (2), cultivate for lying on raft frame, the corner, bottom of framework (1) is provided with supporting leg (3), is provided with multi-layer drawers (4) in described framework (1).
3. cultchless oyster Deepwater Open Sea cultural method as claimed in claim 1, is characterized in that, uses 10 in described step (1)
-4adrenaline induction process 3 hours oyster eyebot larvaes of mol/L, make its non-cohesive metamorphosis become cultchless oyster juvenile mollusk.
4. cultchless oyster Deepwater Open Sea cultural method as claimed in claim 2, is characterized in that, be provided with 6 layers of drawer (4) be made up of polypropylene plastics net (5) in described framework (1).
5. the cultchless oyster Deepwater Open Sea cultural method as described in claim 2 or 4, is characterized in that, described drawer (4) bottom is provided with multiple dividing plate (6).
6. cultchless oyster Deepwater Open Sea cultural method as claimed in claim 2, it is characterized in that, described framework (1) is the cuboid framework of the long 100-150cm made by the reinforcing bar of diameter 8-10mm, wide 60-80cm, high 200-220cm.
7. the cultchless oyster Deepwater Open Sea cultural method as described in claim 2 or 4, is characterized in that, described drawer (4) is long 100-150cm, the cuboid of wide 60-80cm, high 30-35cm.
8. cultchless oyster Deepwater Open Sea cultural method as claimed in claim 2, it is characterized in that, described lifting rope (2) is 80-100 stock polyethylene rope.
9. cultchless oyster Deepwater Open Sea cultural method as claimed in claim 4, it is characterized in that, the aperture of described polypropylene plastics net (5) is 1.5-2.0cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510432688.5A CN105123565B (en) | 2015-07-22 | 2015-07-22 | A kind of cultchless oyster Deepwater Open Sea cultural method and device |
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| CN201510432688.5A CN105123565B (en) | 2015-07-22 | 2015-07-22 | A kind of cultchless oyster Deepwater Open Sea cultural method and device |
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| Publication Number | Publication Date |
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| CN105123565A true CN105123565A (en) | 2015-12-09 |
| CN105123565B CN105123565B (en) | 2018-05-08 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105454120A (en) * | 2016-01-30 | 2016-04-06 | 中国海洋大学 | Culture method and device for high-grade oysters |
| CN105994064A (en) * | 2016-06-03 | 2016-10-12 | 福建省闽东水产研究所 | Holothurian-culturing-cage protecting cover and making method thereof |
| CN106069935A (en) * | 2016-06-28 | 2016-11-09 | 苏州市相城区阳澄湖镇剑美水产生态养殖专业合作社 | The cultural method of Concha Ostreae |
| JP2018121578A (en) * | 2017-02-01 | 2018-08-09 | 株式会社ヒューマンクリエートコーポレーション | Oyster seedling collection method and aquaculture method |
| CN108377946A (en) * | 2018-03-19 | 2018-08-10 | 烟台市帅恒机械科技有限公司 | The quick cultivation apparatus of one seed oyster monomer and cultural method |
| CN109220934A (en) * | 2018-08-22 | 2019-01-18 | 王华桥 | The abalone fry cultivation apparatus and method of the high-survival rate broadcast are thrown in natural sea area |
| CN111034662A (en) * | 2019-12-31 | 2020-04-21 | 广西壮族自治区水产科学研究院 | Method for obtaining hong Kong oyster monomer by drug induction |
| CN112042576A (en) * | 2020-09-11 | 2020-12-08 | 中国科学院海洋研究所 | Method for improving shell quality of oyster |
| CN113100147A (en) * | 2021-03-05 | 2021-07-13 | 山东省海洋生物研究院 | Ecological shellfish culture pond and culture method thereof |
| CN113207766A (en) * | 2021-05-29 | 2021-08-06 | 中国海洋大学 | Fattening method and device for breeding crassostrea gigas in north |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105454120A (en) * | 2016-01-30 | 2016-04-06 | 中国海洋大学 | Culture method and device for high-grade oysters |
| CN105454120B (en) * | 2016-01-30 | 2018-05-11 | 中国海洋大学 | A kind of cultural method and device of top grade oyster |
| CN105994064A (en) * | 2016-06-03 | 2016-10-12 | 福建省闽东水产研究所 | Holothurian-culturing-cage protecting cover and making method thereof |
| CN106069935A (en) * | 2016-06-28 | 2016-11-09 | 苏州市相城区阳澄湖镇剑美水产生态养殖专业合作社 | The cultural method of Concha Ostreae |
| JP2018121578A (en) * | 2017-02-01 | 2018-08-09 | 株式会社ヒューマンクリエートコーポレーション | Oyster seedling collection method and aquaculture method |
| CN108377946A (en) * | 2018-03-19 | 2018-08-10 | 烟台市帅恒机械科技有限公司 | The quick cultivation apparatus of one seed oyster monomer and cultural method |
| CN109220934A (en) * | 2018-08-22 | 2019-01-18 | 王华桥 | The abalone fry cultivation apparatus and method of the high-survival rate broadcast are thrown in natural sea area |
| CN111034662A (en) * | 2019-12-31 | 2020-04-21 | 广西壮族自治区水产科学研究院 | Method for obtaining hong Kong oyster monomer by drug induction |
| CN112042576A (en) * | 2020-09-11 | 2020-12-08 | 中国科学院海洋研究所 | Method for improving shell quality of oyster |
| CN113100147A (en) * | 2021-03-05 | 2021-07-13 | 山东省海洋生物研究院 | Ecological shellfish culture pond and culture method thereof |
| CN113100147B (en) * | 2021-03-05 | 2022-12-13 | 山东省海洋科学研究院(青岛国家海洋科学研究中心) | Ecological shellfish culture pond and culture method thereof |
| CN113207766A (en) * | 2021-05-29 | 2021-08-06 | 中国海洋大学 | Fattening method and device for breeding crassostrea gigas in north |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105123565B (en) | 2018-05-08 |
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