CN202760008U - Soil pond rearing device of Chinese mitten crab large-scale family juvenile crabs - Google Patents
Soil pond rearing device of Chinese mitten crab large-scale family juvenile crabs Download PDFInfo
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- CN202760008U CN202760008U CN201220427152.6U CN201220427152U CN202760008U CN 202760008 U CN202760008 U CN 202760008U CN 201220427152 U CN201220427152 U CN 201220427152U CN 202760008 U CN202760008 U CN 202760008U
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- pond
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- 230000000366 juvenile effect Effects 0.000 title claims description 20
- 239000002689 soil Substances 0.000 title claims description 9
- 241000238557 Decapoda Species 0.000 title abstract description 6
- 241000371997 Eriocheir sinensis Species 0.000 title 1
- 230000000384 rearing effect Effects 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000005192 partition Methods 0.000 claims abstract description 16
- 238000009395 breeding Methods 0.000 claims description 15
- 230000001488 breeding effect Effects 0.000 claims description 14
- 241000371986 Eriocheir Species 0.000 claims description 10
- 230000034004 oogenesis Effects 0.000 claims description 9
- 239000004575 stone Substances 0.000 claims description 4
- 239000003643 water by type Substances 0.000 claims description 2
- 239000013535 sea water Substances 0.000 abstract description 6
- 238000010612 desalination reaction Methods 0.000 abstract description 5
- 230000004083 survival effect Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract description 3
- 230000000813 microbial effect Effects 0.000 abstract description 2
- 230000012447 hatching Effects 0.000 abstract 1
- 230000013011 mating Effects 0.000 description 7
- 241000252069 Megalops Species 0.000 description 5
- 241000251468 Actinopterygii Species 0.000 description 4
- 235000019688 fish Nutrition 0.000 description 4
- 244000005700 microbiome Species 0.000 description 3
- 238000006213 oxygenation reaction Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 description 2
- 235000009024 Ceanothus sanguineus Nutrition 0.000 description 2
- 241000238424 Crustacea Species 0.000 description 2
- 241000261642 Eupleurogrammus muticus Species 0.000 description 2
- 240000003553 Leptospermum scoparium Species 0.000 description 2
- 235000015459 Lycium barbarum Nutrition 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 239000007844 bleaching agent Substances 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229960001952 metrifonate Drugs 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- NFACJZMKEDPNKN-UHFFFAOYSA-N trichlorfon Chemical compound COP(=O)(OC)C(O)C(Cl)(Cl)Cl NFACJZMKEDPNKN-UHFFFAOYSA-N 0.000 description 2
- 241000700141 Rotifera Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000056 copulatory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008144 egg development Effects 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 230000001418 larval effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000016087 ovulation Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
Images
Classifications
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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
- 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
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- Farming Of Fish And Shellfish (AREA)
Abstract
一种中华绒螯蟹大规模家系蟹苗土池培育装置，其特征是它包括以下步骤：首先，选择一个水体流动性好的土池作为培育用池；其次，用筛绢网片将上述土池分割成若干个不影响水体流动的隔断；第三，将抱卵母蟹放于笼中，再将装有母蟹的笼挂在对应的隔断中，控制水温和海水盐度并保持水体流动进行放幼；第四，放幼结束后移走装有母蟹的笼，进入幼体培育，直至长成大眼幼体；最后，进行水体淡化和最终的夜间灯光诱捕即完成蟹苗的培育。本实用新型对孵化池的要求低，但由于幼体生产环境直接与地气相接，池底微生物净化能力好，生产环境优良，因此出苗率和成活率均有大幅度提高。
A large-scale family earthen pond cultivation device for mitten crabs, which is characterized in that it comprises the following steps: firstly, selecting an earthen pond with good water fluidity as a pond for cultivation; secondly, dividing the above-mentioned earthen pond into Several partitions that do not affect the flow of the water body; third, put the egg-bearing female crabs in the cage, and then hang the cage with the female crabs in the corresponding partitions, control the water temperature and salinity of the sea water and keep the water body flowing for larvae; Fourth, remove the cage with the female crab after the larvae are released, and enter the larvae for cultivation until they grow into megalopa; finally, desalination of the water body and final nighttime light trapping are carried out to complete the cultivation of the crab larvae. The utility model has low requirements on the hatching pond, but because the larvae production environment is directly connected with the ground air, the microbial purification ability at the bottom of the pond is good, and the production environment is excellent, so the emergence rate and survival rate are greatly improved.
Description
Technical field
The utility model relates to a kind of ectogenesis device of aquatic products, the breeding arrangement of especially a kind of Eriocheir sinensia, the specifically extensive family juvenile crab soil of a kind of Eriocheir sinensia pond breeding arrangement.
Background technology
Eriocheir sinensia is a kind of aquatic products that liked by the masses.Along with the continuous expansion of consumption market, only depend on the natural propagation juvenile crab can't satisfy the cultivation needs, therefore carrying out artificial juvenile crab breeding is to solve the juvenile crab demand, reduces the key of cost, through exploration for many years, people have grasped the artificial breeding technique of juvenile crab.Existing Eriocheir sinensia family seedling raising manners is broadly divided into single pond and grows seedlings and two kinds of net cage seedling nurseries, wherein grow seedlings and refer to the female crab of the oogenesis of post-coitum is placed respectively single native pond in single pond, because required native pond quantity is many, cost is high, and the breeding environment homogeneity is poor, what therefore people generally adopted is net cage (pentahedron, end face is unenclosed construction) grow seedlings, net cage seedling nursery is that the female crab of oogenesis is loaded in the net cage, putting the growth of children and the young all carries out in net cage, because net cage is suspended in the water body and can not touches at the end, the inner self-purification capacity of net cage is poor, and the feed of throwing something and feeding can sink to net bottom and stop up mesh, and then affect net cage water environment Water quality, affect emergence rate and survival rate, this at present except increasing the water body oxygen content, is accelerated outside the water body flow, the solution that there is no, this just causes the emergence rate of the present female crab young of each family not high, can not large-scale production family juvenile crab, and reproductive-cost is high.
Summary of the invention
The purpose of this utility model be for existing single pond and net cage juvenile crab equipment for breeding have survival rate, the rate variance of emerging, the problem that cost is high,, design a kind of extensive family juvenile crab soil of Eriocheir sinensia pond breeding arrangement that directly carries out the juvenile crab breeding at Tu Chizhong.
The technical solution of the utility model is:
The extensive family juvenile crab soil of a kind of Eriocheir sinensia pond breeding arrangement, it comprises native pond 2, it is characterized in that being equipped with in the described native pond 2 several bolting silk net sheets 1, described bolting silk net sheet 1 is divided into a plurality of partitions 3 be used to putting the children with native pond 2; The upper of each bolting silk net sheet 1 strained along 30 centimetres of the high unearthed pond waters surface and with wire or drag-line 4 at least, and the lower edge of each bolting silk net sheet 1 is connected with gabion 5, and gabion 5 pile things ons are filled with stone 6 in the gabion 5 in the fluting of 2 bottoms, native pond.
The area in described native pond 2 is 600 square metres.
Described each partition is of a size of 3 meters * 10 meters, hangs up 1 in each partition 3 and can only prevent the cylinder mould that the female crab of oogenesis escapes.
The upper edge of described each bolting silk net sheet exceeds the water surface more than 30 centimetres.
The beneficial effects of the utility model:
The present invention is by directly originating in the female young that crab is put of family oogenesis in the native pond that separates with the net sheet, the water body of each unit all is in flow regime, microorganism at the bottom of the pond has good self-purification capacity, be conducive to improve the survival rate of the young, can make per mu yield juvenile crab family more than 20, each family juvenile crab output reaches more than 1 kilogram.
The present invention to the hatchery require low, but because young production environment directly and at the bottom of the pond is joined, the microbial cleaning ability is good at the bottom of the pond, production environment is good, therefore emergence rate and survival rate all are improved largely, and breeding water body is in flow regime, and it is good to breed the condition homogeneity, environmental deviation is less between each family, and family is grown seedlings and also had comparativity between the output effect.
Description of drawings
Fig. 1 is the structural representation of partition net sheet of the present utility model.
Fig. 2 is the structural representation of Tu Chi of the present utility model.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Shown in Fig. 1-2.
The extensive family juvenile crab soil of a kind of Eriocheir sinensia pond breeding arrangement, it comprises native pond 2, soil is provided with the micro-pore oxygenation head in the pond 2 and promotes water body flow or change the conventional equipments such as water pump of water, several bolting silk net sheets 1 are installed in the described native pond 2, and described bolting silk net sheet 1 is divided into a plurality of partitions 3 be used to putting the children with native pond 2; Each bolting silk net sheet 1 upper along the high pond water surface at least 30 centimetres (generally being no less than 40 centimetres during implementation) and with wire or drag-line 4 tensions of being unearthed, the lower edge of each bolting silk net sheet 1 is connected with gabion 5, gabion 5 pile things ons are filled with stone 6 in the gabion 5 in the fluting of 2 bottoms, native pond.
During implementation, the area in described native pond 2 is take about 600 square metres as best.Each Tu Chi of 600 square metres may be partitioned into 20 and cuts off 3 the size of each partition as good take 3 meters * 10 meters one, and each cuts off and hangs up 1 in 3 and can only prevent the cylinder mould that the female crab of oogenesis escapes.
Below in conjunction with the using method of the utility model in juvenile crab is cultivated the utility model is further described.
The extensive family juvenile crab soil of a kind of Eriocheir sinensia pond breeding method, it may further comprise the steps:
At first, select a good Tu Chi of water body flow to use the pond as cultivating;
Secondly, with 60-80 purpose bolting silk net sheet 1 above-mentioned native pond 2 is divided into several partitions that does not affect water body flow 3, as shown in Figure 2, continue to use 4 tensions of wire or drag-line on each bolting silk net sheet and exceed the water surface more than 30 centimetres (wherein optimum height be 40 centimetres or more than), the lower edge of each bolting silk net sheet connects a gabion 5, the gabion pile things on is filled with stone 6 in the gabion in the fluting at the bottom of the pond; As shown in Figure 1, may be partitioned into 20 3 meters * 10 meters partition as example take 600 square metres Tu Chi.
The 3rd, put front about 15 days of children with chlorophos, the tea tree dregs of rice, bleaching powder gradation sterilization female crab being put into cut off, remove crustacean, fish and harmful microorganism, again the female crab of oogenesis is put in the cage, the cage that female crab will be housed again hangs in the corresponding partition, hang 1 female crab during each cuts off, control water temperature and seawater salinity also keeps water body flow to put the children, should carry out micro-pore oxygenation during conditions permit to improve incubation rate; Put about 3 days of the time of children.
The 4th, put and remove the cage that female crab is housed after the children finishes, carry out larval culture, cultivate until V phase zoea carries out the megalops larva cultivation, at last until grow up to megalops larva through I phase zoea;
At last, megalops larva being carried out water body desalination and final night lights traps and namely finishes the cultivation of juvenile crab.
Details are as follows:
Mating ratio: hero: female=1:2-3.In the early November in every year temperature be lower than 15 and gather healthy, back of the body cyan, plumpness is good, leg is hard male and female crab when spending, male and female are separately put in a suitable place to breed in the seawater pond, put close crab 300-500 jin in a suitable place to breed, cut piece with fishs such as eupleurogrammus muticus and throw something and feed reinforced cultivating more than 10 days for every mu.When seawater water temperature 9-11 spends at the beginning of mid-November to 12 month, the male and female crab of each family mark is put into independent crab pot mating according to the family mating table, can finish through mating in three days during water temperature stability, After mating crab plastron and carapace are fitted not tight, very closely widely different with the applying before the mating, female crab copulatory opening periphery adularescent material should be spermatophore, female crab ovulation in 5-6 hour after mating is finished, female crab substantially ovulates and finishes in 1-2 days, and indivedual female crabs do not lay eggs.The female crab of oogenesis is concentrated cultivation, and every mu of density is about 500 jin of female crabs, and seawater salinity is cut piece with fresh seawater trash fishes such as eupleurogrammus muticus and thrown something and fed at 15-20 ‰, preferably micro-pore oxygenation.Cover cement pit or little Tu Chi with Polypropylence Sheet to about March 20 next year, the female crab of oogenesis is put into temperature raising, breeding density is approximately 20/square meter, makes water temperature than the high 2-3 degree in open-air pond.Temperature raising through about 20 days can obviously impel the synchronism with batch female crab egg development, is conducive to put in batches the children.To April 10, female crab extension cage is put into single juvenile crab cultivation Tu Chi partition shown in Figure 2 put the children.Put the front 15 Tianchi water of children with chlorophos, the tea tree dregs of rice, bleaching powder gradation sterilization, remove crustacean, fish and harmful microorganism.Flea 1, flea 2 are all take phytoplankton as food, and flea 3 is later on take wheel animalcule as food.Megalops larva finish to need 7 day time, megalops larva seedling age to begin desalination in the time of 3-4 days from finishing shell to desalination, and desalination needs 3 days left and right sides time in former partition, during need continuous feeding and change water.
The utility model does not relate to partly all, and the prior art that maybe can adopt same as the prior art is realized.
Claims (4)
1. the extensive family juvenile crab soil of Eriocheir sinensia pond breeding arrangement, it comprises Tu Chi (2), it is characterized in that being equipped with among the described Tu Chi (2) several bolting silk net sheets (1), described bolting silk net sheet (1) Jiang Tuchi (2) is divided into a plurality of partitions (3) be used to putting the children; The upper of each bolting silk net sheet (1) strained along 30 centimetres of high unearthed pond (2) waters surface and with wire or drag-line (4) at least, the lower edge of each bolting silk net sheet (1) is connected with gabion (5), gabion (5) pile things on is filled with stone (6) in the gabion (5) in the fluting of Tu Chi (2) bottom.
2. device according to claim 1, the area that it is characterized in that described Tu Chi (2) is 600 square metres.
3. device according to claim 1 is characterized in that described each partition is of a size of 3 meters * 10 meters, hangs up 1 in each partition (3) and can only prevent the cylinder mould that the female crab of family oogenesis escapes.
4. device according to claim 1 is characterized in that the upper edge of described each bolting silk net sheet exceeds the water surface more than 30 centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220427152.6U CN202760008U (en) | 2012-08-27 | 2012-08-27 | Soil pond rearing device of Chinese mitten crab large-scale family juvenile crabs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220427152.6U CN202760008U (en) | 2012-08-27 | 2012-08-27 | Soil pond rearing device of Chinese mitten crab large-scale family juvenile crabs |
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| Publication Number | Publication Date |
|---|---|
| CN202760008U true CN202760008U (en) | 2013-03-06 |
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|---|---|---|---|
| CN201220427152.6U Expired - Lifetime CN202760008U (en) | 2012-08-27 | 2012-08-27 | Soil pond rearing device of Chinese mitten crab large-scale family juvenile crabs |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102812912A (en) * | 2012-08-28 | 2012-12-12 | 江苏省淡水水产研究所 | Large-scale family juvenile crab soil pool culture method for eriocheir sinensis |
| CN103283666A (en) * | 2013-05-17 | 2013-09-11 | 芜湖旺龙渔业有限责任公司 | High-density crab culture pond |
| CN103416334A (en) * | 2013-08-05 | 2013-12-04 | 江苏省淡水水产研究所 | Method for improving uniformity of sizes of juvenile crabs |
-
2012
- 2012-08-27 CN CN201220427152.6U patent/CN202760008U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102812912A (en) * | 2012-08-28 | 2012-12-12 | 江苏省淡水水产研究所 | Large-scale family juvenile crab soil pool culture method for eriocheir sinensis |
| CN102812912B (en) * | 2012-08-28 | 2014-05-07 | 江苏省淡水水产研究所 | Large-scale family juvenile crab soil pool culture method for eriocheir sinensis |
| CN103283666A (en) * | 2013-05-17 | 2013-09-11 | 芜湖旺龙渔业有限责任公司 | High-density crab culture pond |
| CN103416334A (en) * | 2013-08-05 | 2013-12-04 | 江苏省淡水水产研究所 | Method for improving uniformity of sizes of juvenile crabs |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130306 Effective date of abandoning: 20140507 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130306 Effective date of abandoning: 20140507 |
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| RGAV | Abandon patent right to avoid regrant |