CN108293926A - A kind of biological breeding method of the long octopus young - Google Patents
A kind of biological breeding method of the long octopus young Download PDFInfo
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- CN108293926A CN108293926A CN201810088643.4A CN201810088643A CN108293926A CN 108293926 A CN108293926 A CN 108293926A CN 201810088643 A CN201810088643 A CN 201810088643A CN 108293926 A CN108293926 A CN 108293926A
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- 241000238413 Octopus Species 0.000 title claims abstract description 77
- 238000009395 breeding Methods 0.000 title claims abstract description 25
- 230000001418 larval effect Effects 0.000 claims abstract description 16
- 241001674044 Blattodea Species 0.000 claims abstract description 15
- 241000195493 Cryptophyta Species 0.000 claims abstract description 14
- 239000004568 cement Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000009360 aquaculture Methods 0.000 claims abstract description 6
- 244000144974 aquaculture Species 0.000 claims abstract description 6
- 230000012447 hatching Effects 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 235000013305 food Nutrition 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 7
- 230000001488 breeding effect Effects 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 235000016709 nutrition Nutrition 0.000 abstract description 4
- 230000004083 survival effect Effects 0.000 abstract description 4
- 241001247197 Cephalocarida Species 0.000 description 3
- 230000000384 rearing effect Effects 0.000 description 3
- 235000015170 shellfish Nutrition 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000012136 culture method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 235000013601 eggs Nutrition 0.000 description 2
- 230000000366 juvenile effect Effects 0.000 description 2
- 230000017448 oviposition Effects 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 241000712538 Callistoctopus minor Species 0.000 description 1
- 241000238366 Cephalopoda Species 0.000 description 1
- 241000238557 Decapoda Species 0.000 description 1
- 241001062009 Indigofera Species 0.000 description 1
- 241000237852 Mollusca Species 0.000 description 1
- 241000620877 Ruditapes philippinarum Species 0.000 description 1
- 241000231739 Rutilus rutilus Species 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000021049 nutrient content Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000002699 waste material Substances 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
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/20—Animal feeding-stuffs from material of animal origin
- A23K10/22—Animal feeding-stuffs from material of animal origin from fish
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/80—Feeding-stuffs specially adapted for particular animals for aquatic animals, e.g. fish, crustaceans or molluscs
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Polymers & Plastics (AREA)
- Chemical & Material Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Engineering & Computer Science (AREA)
- Environmental Sciences (AREA)
- Food Science & Technology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Birds (AREA)
- Insects & Arthropods (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Biotechnology (AREA)
- Molecular Biology (AREA)
- Physiology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a kind of biological breeding methods of the long octopus young, include the following steps：(1) net cage is put into indoor cement pit, bristle algae is put into net cage and opens its uniformly dispersing；(2) big Guo Luo roaches are launched into net cage and make its uniformly dispersing；(3) the long octopus young after hatching is launched in net cage and cultivates；(4) after cultivating a period of time, the former gammarid of China is launched into net cage and makes its uniformly dispersing；(5) the successfully long octopus young will be cultivated to be transferred in new aquaculture pond.The selection of the bait and veil of the present invention has the advantages that materials are convenient, low-cost, while the habitat for being close to natural environment of the good bait of nutritional sufficiency, vigor and nonhazardous, environmental protection can also be provided for long octopus larval culture.The long octopus young survival rate of cultivation can be made to reach 90% or more, average carcass is long, fresh weight can reach 1cm, 1g respectively by the raising of 30 40d by using the method for the present invention.
Description
Technical field
The present invention relates to aquatic seedling Cultivating techniques fields, are specifically related to a kind of biological breeding method of the long octopus young.
Background technology
Long octopus belongs to Mollusca, Cephalopoda, Dibranchia, Octopodida, octopus section, octopus category, entitled eight octopus in place, horse
Octopus, eight leg octopus have the characteristics that delicious meat, full of nutrition, largely export South Korea, Japan and other countries, economic value is high, has become
For the important economic species in northern China marine site.In recent years, as price is soaring, fishing puts more effort so that the yellow Bohai Sea
The long octopus stock number in area declines significantly, and seed rearing is the important link of resource reparation, urgent need to resolve.
Currently, there are many deficiencies for long octopus larval culture method.In terms of veil, previous breeding method mainly uses
Pvc pipe, ceramics pendant etc..As 101703034 A of patent of invention CN disclose a kind of method of the three-dimensional seed rearing of long octopus, institute
The artificial spawning field stated is divided into tile style, tubular type or shell-type, is put in nursery pond according to certain way is multi-layer intercrossed indoors,
So that close octopus is had spawning and hatching space sufficient alone, effectively avoid octopus fight and nibbles phenomenon.But such veil, have
Materials are inconvenient, cost is higher, the feature of environmental protection is poor and the shortcomings of differing greatly with long octopus field habitat.Also, when larval culture
It is directly carried out in cement pit indoors, the young in cultivating process is caused to be not easy to observe, manage inconvenient, complicated for operation, inefficiency
The defects of.
Currently, in terms of bait, artemia, juvenile crab and bivalve shellfish (opening shell) are mainly used.Such as patent of invention CN
101455188 A disclose a kind of artificial raise seedling method of long octopus, at least one work of oppossum shrimp, big artemia, naked thin roach
For young octopus open-mouthed bait, but the patent is not related to bait that substep is fed.《Long octopus (Octopus minor) Newly hatchled
Cultivation and increment study》The middle bait using the smooth river indigo plant clam and Ruditapes philippinarum of opening shell as the long octopus young.But with
Upper several equal existing defects of bait, artemia and juvenile crab, which obtain, to be not easy and higher price, the residual bait of bivalve shellfish (opening shell) are not easy
Cleaning is easy bad water, and above-mentioned several bait are both needed to feed and clear up daily, has complicated for operation, of high cost, waste people
The shortcomings that power, material resources, makes above several larval culture methods be restricted.
The factors such as breeding environment, veil and bait all seriously restrict the extensive of long octopus seed rearing work as a result,
Carry out and carries out.Therefore, according to present condition, a kind of efficient, economic, the environmentally friendly long octopus young biological breeding side is provided
Method seems and its important.
Invention content
In view of the deficiencies of the prior art, the present invention provides a kind of biological breeding methods of the long octopus young, in efficient, warp
Under the premise of Ji, environmentally friendly, the survival rate and growth rate of the long octopus young are effectively improved.
The invention is realized by the following technical scheme, a kind of biological breeding method of the long octopus young, the entire young of long octopus
Cultivating process carries out in the net cage in cement pit indoors.
Further, cultivation density of the long octopus young in net cage is 300-500 tails/m3。
Further, the breeding environment of the long octopus young is 20-23 DEG C of water temperature, and salinity 28-31, pH 7.8-8.1, dissolved oxygen contains
Amount >=5mg/L, intensity of illumination<500Lx.
Further, during long octopus larval culture, every 10d, net cage need to be entirely transferred to new cement pit.
Further, during long octopus larval culture, the former gammarid of big Guo Luo roaches and China is fed into net cage and is given birth to as bait
Object.
Preferably, in cultivation early period of the long octopus young, select big Guo Luo roaches as food organisms, after cultivating 10-15d, more
Chinese former gammarid is changed as food organisms.
Preferably, the injected volume of the big Guo Luo roaches is 5-10/L；The injected volume of the former gammarid of China is 5-10/
L。
Further, during long octopus larval culture, bristle algae is launched in net cage as young veil and food organisms
Food.
Preferably, the injected volume of the bristle algae is 5-10kg/m3。
Further, a kind of biological breeding method of the long octopus young, includes the following steps：
(1) water tank is put into indoor cement pit, bristle algae is put into water tank and opens its uniformly dispersing；
(2) big Guo Luo roaches are launched into water tank and make its uniformly dispersing；
(3) the long octopus young after hatching is launched in water tank and cultivates；
(4) after cultivating a period of time, the former gammarid of China is launched into water tank and makes its uniformly dispersing；
(5) the successfully long octopus young will be cultivated to be transferred in new aquaculture pond.
Compared with prior art, the invention has the advantages that：
(1) present invention does not cultivate the long octopus young directly in cement pit, but carries out long octopus larval culture using net cage,
It is compared with the prior art, the present invention can easily be observed the young and aquaculture management, saves man power and material.
(2) using the former gammarid of China and big Guo Luo roaches as bait, these food organisms contain the present invention with nutriment
Amount is enriched, obtains the advantages that convenient, cheap, residual bait is easy cleaning, not perishable water；The former gammarid of China and big in use simultaneously
When Guo Luo roaches are fed, it is larger that the Newly hatchled stage using the smaller big Guo Luo roaches of specification, after 10-15d is changed to specification
Gammarid can meet the demand of ingesting of the long octopus young of different size, significantly improve the survival rate and growth rate of the long octopus young.
(3) present invention uses bristle algae as veil, has the advantages that easy acquisition, nonhazardous, environmental protection and plays net
Change the effect of cultivation water, while can be that the long octopus young builds the habitat for being close to field natural environment；In addition, bristle algae
Food can also be provided for food organisms, ensure the vigor and nutrient content of food organisms, and then Gao Pin is provided for the long octopus young
The feeding condition of matter.
In summary, the selection of bait of the invention and veil has the advantages that materials are convenient, low-cost, simultaneously also
The good bait of nutritional sufficiency, vigor and nonhazardous can be provided for long octopus larval culture, environmental protection is close to natural environment
Habitat.
Specific implementation mode
The invention discloses a kind of biological breeding methods of the long octopus young.The present invention be indoors under the conditions of cement pit into
Row using the former gammarid of China and big Guo Luo roaches is young bait in cultivating process, using bristle algae for the young provide veil with
And habitat and food are provided for food organisms, while bristle algae can also purifying aquaculture pond condition of water quality.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in the embodiment of the present invention
Technical solution is clearly and completely described.
1, long octopus parent oviposition and hatching
In June, 2017 in Shandong Rongcheng, selects the long octopus parent 200 that trunk is complete, flushes, wherein female individuals
135, parent fresh weight is 123.5g-212.6g, mean fresh 157.8g.Cultivate factory cement pit specification be (6m × 3m ×
1m), the cultivation density of parent is 2/m3, veil is grey pvc pipe, and length 30-50cm, internal diameter 90mm are fed a
Number is 1.2 times of temporary adopted parents' body.Stringent disinfection is carried out to cement pit before temporarily supporting, and is running water, daily quantity of exchanged water during cultivation
It is 2-3 times of total temporarily foster water body amount.Water temperature during temporarily supporting is 20-24 DEG C, salinity 29-31.Long octopus parent during temporarily supporting
Bait is crab living and bivalve shellfish.Long octopus parent starts to lay eggs mid-July, shares 42 female octopus ovipositions, obtains fertilized eggs
More than 4000 grains obtain long more than 3000 tail of the octopus young altogether under conditions of 23-26 DEG C by the hatching of 50-70d.
2, the biological breeding method of the long octopus young
Net cage is put into a cement pool in advance, depth of water 0.5m, is put into 5 net cages in each cement pit, cage size is
(2m×1m×0.7m).It is put into the bristle algae of 5kg in each net cage and opens its uniformly dispersing, bristle algae is as young veil
With the food of food organisms.It is launched into each net cage into big Guo Luo roaches, its density is made to maintain 5-10/L.It is ready
Afterwards, the long octopus young of acquisition is divided into 10 groups, every group of 300-500 tail is put into net cage and is cultivated.Water temperature is when larval culture
20-23 DEG C, salinity 28-31, ph 7.8-8.1, dissolved oxygen content >=5mg/L, intensity of illumination<500Lx.After cultivating 10-15d
Bait is changed to Chinese former gammarid, density is 5-10/L.During entire larval culture, food organisms are supplemented per 5d,
It will be in the net cage change to new aquaculture pond that cultivate the long octopus young per 10d.
The bristle algae quality being used in the present invention is harder and is in fluffy filament shape, meets the condition as veil, bait
Material is the former gammarid of China and big Guo Luo roaches, and three kinds of biologies are the common species of northern China coastal area on this, has and takes
Convenient, the low-cost advantage of material, while the good bait of nutritional sufficiency, vigor and nothing can also be provided for long octopus larval culture
It poisons, the habitat for being close to natural environment of environmental protection.By using the biological breeding method of the present invention, by the feeding of 30-40d
It supports, the long octopus young survival rate of cultivation can be made to reach 90% or more, average carcass is long, fresh weight can reach 1cm, 1g respectively.
The foregoing is merely the preferred embodiments of invention, are not intended to limit the invention, all spirit in the present invention
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of biological breeding method of the long octopus young, it is characterised in that：The entire larval culture process of long octopus cement indoors
It is carried out in net cage in pond.
2. the biological breeding method of the long octopus young according to claim 1, it is characterised in that：The long octopus young is in net cage
Interior cultivation density is 300-500 tails/m3Water body.
3. the biological breeding method of the long octopus young according to claim 2, it is characterised in that：The breeding environment of the long octopus young
For 20-23 DEG C of water temperature, salinity 28-31, pH 7.8-8.1, dissolved oxygen content >=5mg/L, intensity of illumination<500Lx.
4. the biological breeding method of the long octopus young according to claim 3, it is characterised in that：Long octopus larval culture process
In, every 10d, net cage need to be entirely transferred to new cement pit.
5. the biological breeding method of the long octopus young according to claim 3, it is characterised in that：Long octopus larval culture process
In, the former gammarid of big Guo Luo roaches and China is fed into net cage as food organisms.
6. the biological breeding method of the long octopus young according to claim 5, it is characterised in that：Before the cultivation of the long octopus young
Phase selects big Guo Luo roaches as food organisms, after cultivating 10-15d, replaces the former gammarid of China as food organisms.
7. the biological breeding method of the long octopus young according to claim 6, it is characterised in that：The dispensing of the big Guo Luo roaches
Amount is 5-10/L；The injected volume of the former gammarid of China is 5-10/L.
8. the biological breeding method of the long octopus young according to claim 5, it is characterised in that：Long octopus larval culture process
In, food of the bristle algae as young veil and food organisms is launched in net cage.
9. the biological breeding method of the long octopus young according to claim 8, it is characterised in that：The injected volume of the bristle algae
For 5-10kg/m3Water body.
10. according to the biological breeding method of the long octopus young of claim 1-9 any one of them, which is characterized in that including following
Step：
(1) water tank is put into indoor cement pit, bristle algae is put into water tank and opens its uniformly dispersing；
(2) big Guo Luo roaches are launched into water tank and make its uniformly dispersing；
(3) the long octopus young after hatching is launched in water tank and cultivates；
(4) after cultivating a period of time, the former gammarid of China is launched into water tank and makes its uniformly dispersing；
(5) the successfully long octopus young will be cultivated to be transferred in new aquaculture pond.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810088643.4A CN108293926A (en) | 2018-01-29 | 2018-01-29 | A kind of biological breeding method of the long octopus young |
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| CN201810088643.4A CN108293926A (en) | 2018-01-29 | 2018-01-29 | A kind of biological breeding method of the long octopus young |
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ID=62867295
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109006586A (en) * | 2018-08-07 | 2018-12-18 | 莆田市水产科学研究所 | A kind of true octopus young is by the breeding method for being changed into and dwelling at bottom that swims |
| CN109644898A (en) * | 2019-02-03 | 2019-04-19 | 宁德市南海水产科技有限公司 | A kind of complete artificial method for culturing seedlings of long octopus scale |
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|---|---|---|---|---|
| CN109006586A (en) * | 2018-08-07 | 2018-12-18 | 莆田市水产科学研究所 | A kind of true octopus young is by the breeding method for being changed into and dwelling at bottom that swims |
| CN109644898A (en) * | 2019-02-03 | 2019-04-19 | 宁德市南海水产科技有限公司 | A kind of complete artificial method for culturing seedlings of long octopus scale |
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