CN106688970A - Method for artificially breeding fingerlings of siganus vulpinus in indoor environments - Google Patents
Method for artificially breeding fingerlings of siganus vulpinus in indoor environments Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000009395 breeding Methods 0.000 title abstract description 10
- 230000001488 breeding effect Effects 0.000 title abstract description 10
- 241000737002 Siganus vulpinus Species 0.000 title abstract description 7
- 241000251468 Actinopterygii Species 0.000 claims abstract description 46
- 230000012447 hatching Effects 0.000 claims abstract description 11
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- 241000728028 Kentrocapros rosapinto Species 0.000 claims description 20
- 230000000384 rearing effect Effects 0.000 claims description 16
- 235000013601 eggs Nutrition 0.000 claims description 13
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- 241000238557 Decapoda Species 0.000 claims description 8
- 235000013372 meat Nutrition 0.000 claims description 8
- AYIRNRDRBQJXIF-NXEZZACHSA-N (-)-Florfenicol Chemical compound CS(=O)(=O)C1=CC=C([C@@H](O)[C@@H](CF)NC(=O)C(Cl)Cl)C=C1 AYIRNRDRBQJXIF-NXEZZACHSA-N 0.000 claims description 7
- 241000700141 Rotifera Species 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 7
- 229960003760 florfenicol Drugs 0.000 claims description 7
- 235000013305 food Nutrition 0.000 claims description 7
- 240000002900 Arthrospira platensis Species 0.000 claims description 6
- 235000016425 Arthrospira platensis Nutrition 0.000 claims description 6
- 239000003026 cod liver oil Substances 0.000 claims description 6
- 235000012716 cod liver oil Nutrition 0.000 claims description 6
- 239000003814 drug Substances 0.000 claims description 6
- 229940079593 drug Drugs 0.000 claims description 6
- 239000013505 freshwater Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 229940082787 spirulina Drugs 0.000 claims description 6
- 241000195493 Cryptophyta Species 0.000 claims description 5
- 238000007598 dipping method Methods 0.000 claims description 5
- 230000000366 juvenile effect Effects 0.000 claims description 5
- 238000001471 micro-filtration Methods 0.000 claims description 5
- 235000016709 nutrition Nutrition 0.000 claims description 5
- 230000035764 nutrition Effects 0.000 claims description 5
- CPKVUHPKYQGHMW-UHFFFAOYSA-N 1-ethenylpyrrolidin-2-one;molecular iodine Chemical compound II.C=CN1CCCC1=O CPKVUHPKYQGHMW-UHFFFAOYSA-N 0.000 claims description 4
- 201000010099 disease Diseases 0.000 claims description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 4
- 239000004615 ingredient Substances 0.000 claims description 4
- 239000012266 salt solution Substances 0.000 claims description 4
- 239000013535 sea water Substances 0.000 claims description 4
- 230000001954 sterilising effect Effects 0.000 claims description 4
- 235000000318 Bindesalat Nutrition 0.000 claims description 3
- 244000106835 Bindesalat Species 0.000 claims description 3
- 235000010149 Brassica rapa subsp chinensis Nutrition 0.000 claims description 3
- 235000000536 Brassica rapa subsp pekinensis Nutrition 0.000 claims description 3
- 241000499436 Brassica rapa subsp. pekinensis Species 0.000 claims description 3
- 230000036541 health Effects 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 3
- 238000002791 soaking Methods 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000009360 aquaculture Methods 0.000 abstract description 6
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- 230000008901 benefit Effects 0.000 abstract description 2
- GVJHHUAWPYXKBD-UHFFFAOYSA-N (±)-α-Tocopherol Chemical compound OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1C GVJHHUAWPYXKBD-UHFFFAOYSA-N 0.000 abstract 4
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 abstract 4
- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 abstract 2
- 229930003268 Vitamin C Natural products 0.000 abstract 2
- 229930003427 Vitamin E Natural products 0.000 abstract 2
- WIGCFUFOHFEKBI-UHFFFAOYSA-N gamma-tocopherol Natural products CC(C)CCCC(C)CCCC(C)CCCC1CCC2C(C)C(O)C(C)C(C)C2O1 WIGCFUFOHFEKBI-UHFFFAOYSA-N 0.000 abstract 2
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- 229940046009 vitamin E Drugs 0.000 abstract 2
- 239000011709 vitamin E Substances 0.000 abstract 2
- 230000004720 fertilization Effects 0.000 abstract 1
- 241000238571 Cladocera Species 0.000 description 4
- 239000004568 cement Substances 0.000 description 4
- 102000002322 Egg Proteins Human genes 0.000 description 3
- 108010000912 Egg Proteins Proteins 0.000 description 3
- 210000004681 ovum Anatomy 0.000 description 3
- 244000132059 Carica parviflora Species 0.000 description 2
- 235000014653 Carica parviflora Nutrition 0.000 description 2
- 241001365222 Moina mongolica Species 0.000 description 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 230000036039 immunity Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- PZJWYUDBXNNVLZ-UHFFFAOYSA-N 1-cyclopropyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxoquinoline-3-carboxylic acid;hydrochloride Chemical compound Cl.C1CN(CC)CCN1C(C(=C1)F)=CC2=C1C(=O)C(C(O)=O)=CN2C1CC1 PZJWYUDBXNNVLZ-UHFFFAOYSA-N 0.000 description 1
- FFRBMBIXVSCUFS-UHFFFAOYSA-N 2,4-dinitro-1-naphthol Chemical group C1=CC=C2C(O)=C([N+]([O-])=O)C=C([N+]([O-])=O)C2=C1 FFRBMBIXVSCUFS-UHFFFAOYSA-N 0.000 description 1
- 235000002673 Dioscorea communis Nutrition 0.000 description 1
- 241000544230 Dioscorea communis Species 0.000 description 1
- 241001559566 Osteoglossum bicirrhosum Species 0.000 description 1
- 241000276618 Perciformes Species 0.000 description 1
- 208000035753 Periorbital contusion Diseases 0.000 description 1
- 241001600436 Plectroglyphidodon leucozonus Species 0.000 description 1
- 241001439627 Schistostoma Species 0.000 description 1
- 241001275794 Siganidae Species 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 230000000368 destabilizing effect Effects 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
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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
-
- 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
-
- 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
- Y02A40/818—Alternative feeds for fish, e.g. in aquacultures
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)
- Fodder In General (AREA)
Abstract
The invention relates to a method for artificially breeding fingerlings of marine ornamental fishes in indoor environments, particularly relates to a method for artificially breeding fingerlings of siganus vulpinus in indoor environments, and relates to the technical field of aquaculture. The method includes steps of selecting and breeding parent siganus vulpinus; carrying out hatching; breeding the fingerlings. The method has the advantages that the parent siganus vulpinus is preferentially selected wild parent siganus vulpinus, bait for parent siganus vulpinus breeding periods comprises high-quality vegetables, seaweeds and fish granulated feed, VC (vitamin C) and VE (vitamin E) are added into the bait in intensive breeding periods, accordingly, the quality of fertilized roe can be improved, excellent effects can be realized, and the fertilization rate and the hatching rate are higher than 80% under natural spawning conditions.
Description
Technical field
The present invention relates to a kind of method of marine ornamental fish class room heat source, particularly a kind of interior of fox basket fish
The technology of artificial breeding, is related to technical field of aquaculture.
Background technology
Fox basket fish (Siganus vulpinus) also known as fox fish, are a kind of heat of coral reef of Perciformes siganidae
Band fish, is distributed in Philippine, South China Sea, Pacific coral reef marine site, and this fish body type outward appearance is flat in ellipse,
It is small and sharp, it is quite long, protrude in a tubular form forward, body colour is golden yellow, body 15-20cm long, face floral designs exactly like fox head and
Name, with ornamental value very high.
Because wild resource causes wild resource amount drastically to reduce by fisherman's overfishing in recent years, therefore of the invention have
Effect is implemented to a certain extent solve the problems, such as fox basket fish resource amount, is also provided to protect or releasing this coral fishes
A kind of practicable techniques.
The content of the invention
It is an object of the invention to provide a kind of method of fox basket fish room heat source, according to the skill that the present invention is provided
Art scheme, the present invention will take the following：
S1, parent fish selection and cultivation：Body more than 18cm long in wild parent population is selected, surface is without wound, and vigor is good, health is disease-free
Individuality as parent population, with freshwater soaking 10-15 minute after, be put into 27-31 DEG C of temperature, salinity is 25 ‰~32 ‰, and flow velocity is
50-80 liters/min, the depth of water is extremely laid eggs to be cultivated in the salt solution of 0.8-1.2m；The cultivation is divided into wild domestication and cultivates and strong
Change and cultivate；The wild domestication about 5-7 days, feeds three times daily, interval is fed every time 4-6 hours, bait when starting to feed
Using fresh food materials, fish treasured pellet is then gradually added into, until parent population ingests completely after fish treasured pellet, fed daily
Bait be fish treasured pellet, fresh food materials fed once every 2-4 days；The reinforced cultivating, feeds twice daily, throws every time
Feed interval 6-8 hour, bait formula major ingredient be fish treasured pellet, secondary major ingredient for shrimp and clam meat one or two, auxiliary material be
Cod-liver oil, VC and spirulina powder one or more；The wild domestication cultivates the throwing amount with each bait of reinforced cultivating with 1
Eaten up in hour and bottom of pond noresidue is advisable.
S2, hatching；After by clean embryonated egg sterilization, hatching barrel hatching is moved into, be inflated to newly hatched larvae and black eye occur
During point, transfer them to and cultivated in seed rearing pond；27-31 DEG C of the hatching barrel water temperature, salinity is 25 ‰~32 ‰；Institute
State the thorough disinfection of seed rearing pond elder generation, then with after fresh water wash clean, injection seawater to 50-55cm, plus 1.5-2.5ppm prawn slice
And the viable bacteria of 0.5-1ppm, while in pond plus 5-7*104Cell/ml micro-filtration ball algaes, maintain pool inner water color light green, transparent
Degree 40cm or so, illumination 1000lx~10000lx.
S3, seed rearing：Before newly hatched larvae 15 days to feed based on wheel animalcule, wheel animalcule density 7-8/ml, splashed in pond
The light and bacterium stoste of 0.5ppm or so；When newly hatched larvae grows into the 15th day, change throwing below 1mm small dimensions scratches sufficient class (example
Such as wise water flea, angle water flea etc.), sufficient class density is scratched in pond and maintains 3-5/ml；When newly hatched larvae grows into 25 days, 1mm can be thrown
Scratching for big specification scratches 2-4/ml of sufficient class density maintenance above in sufficient class (such as moina mongolica daday) pond；Treat that newly hatched larvae is developed into
During juvenile fish, the meat gruel and fish treasured pellet of a diameter of 0.2-0.3mm are fed in right amount, cultivate interior 50-80 liters/min of flow velocity.
Wherein, in step S1 before cultivation, released in the salt solution and be put into the PVP-I of 0.4-0.6ppm and kill
Bacterium is sterilized, and disinfects the time for 24 hours, after drug-treated is complete, does not change water, is directly cultivated.
Wherein, time of three times is fed daily for early at 7 points, 12 noon and late 17 points in step S1.
Wherein, it is early 7 points in the time for feeding daily twice of step S1,2 pm.
Wherein, one or more in the fresh food materials of step S1 are for romaine lettuce, Chinese cabbage, new fresh seaweed.
Wherein, step S1 reinforced cultivating bait formula by 60% fish treasured pellet, 20% shrimp, 10% clam
Meat, 5% cod-liver oil, 2%VC, 1% nutrition fortifier and 2% spirulina powder composition
Wherein, the seed rearing pond thorough disinfection in step S1 is that the hypochlorous acid of 50ppm carries out disinfection.
Wherein, splash the VC of 1ppm in pond during the seed rearing of step S3.Be conducive to improving seed immunity and drop
Low stress reaction.
Wherein, dipping and pharmaceutical chemistry are added in the cultivating process of step S1.Use what is relied mainly on prevention during parent fish rearing
Healthy aquaculture mode, it then follows the use standard of China's drugs used in aquiculture, it should be noted that the prevention of disease.
Wherein, the dipping kills star 25ppm for grace promise, and Florfenicol 20ppm, the pharmaceutical chemistry kills star 1mg/kg and raises for grace promise
Material, Florfenicol 1mg/kg feeds.
The measured fox basket fish parent fish of matter is cultivated, is the successful premise of artificial breeding, the quality of parent population can be directly affected to be received
The acquisition of smart ovum and its quality.This fox basket fish parent fish cultivated is the wild parent population for preferentially selecting, during parent fish rearing
Bait is vegetables, marine alga and the fish treasured pellet of high-quality, while adding VC and VE during reinforced cultivating to improve embryonated egg
Quality, and achieve good effect.
Specific embodiment
With reference to embodiment, the invention will be further described：
Fish treasured pellet (Japanese woods and strain commercial firm, No. 7 material)；Cod-liver oil (upper sea cowry inspires confidence in bio tech ltd)；
VC (Guangdong newly must biotech firm, 500g/ bags)；Nutrition fortifier (Shandong Sheng Suo companies, 50DE- micro-capsules)；Spirulina powder is (outstanding
Precious Shui nationality articles for use company, 100g/ bags)；Viable bacteria (Hainan brilliance biotech firm)；Micro-filtration ball algae, (moral benefit abundance of water in Hainan produces company)；
Light and bacterium stoste (Zhengzhou photosynthetic organism Co., Ltd).
In June, 2016 to October implements fox basket in Donghai Aquatic Products Inst., China Aquatic Science Research Academy's Qionghai scientific base
The room heat source of sub- fish.
1st, parent population source and reinforced cultivating
The wild parent population that parent population is fished for from Hainan Tan Men harbour purchase fishermen sea, selects body surface without wound, and vigor is good,
The individuality that health is disease-free, parent population is transported to test center with running water car.Before parent population is put into cement pit, freshwater soaking 10-15 is used
Minute.Seawater used by parent fish rearing enters pond through obscure shallow lake after sand filter filtering, salinity 25 ‰~32 ‰, cement pool water level is maintained
The PVP-I sterilizing of 0.5ppm is put in 1m or so, pond.The time is disinfected for 24 hours, is not changed during drug-treated
Water, flowing water is raised after treatment.50-80 liters/min of flow rate of water flow.
Just the parent population bought back starts to feed fresh vegetables (such as romaine lettuce, Chinese cabbage etc.), or new fresh seaweed for second day, often later
It is progressively put into a small amount of fish treasured pellet (woods and feed), after parent population ingests fish treasured pellet completely, feeds daily
Bait is mainly based on fish treasured pellet, and fresh vegetables fed once every 3 days.Feed bait to be eaten up in 1 hour every time
And bottom of pond noresidue is advisable.Feed three times daily, early 7 points, 12 noon and late 17 points of each throwings are once.Bait during parent population reinforcing
Material formula is the cod-liver oil+2%VC+1% nutrition fortifiers+2% of+10% clam meat of the 60% fish treasured shrimp of pellet+20%+5%
Spirulina powder, early 7 points daily, 2 pm respectively throws once, is satiated with food and feeds.
2nd, culture pond prepares
By the fox basket fish of reinforced cultivating, sexual gland can be progressively ripe, and the second half of the month male and female parent population belly of the lunar calendar can be gradually
Expand, egg-laying time is concentrated mainly on the lunar calendar 26 to 30.Spawning the last week prepares seed rearing pond (indoor culture
Cement pit 3*4*1.2m, 2 mouthfuls of ponds), each culture pond first with hypochlorite solution's 50ppm thorough disinfection of valid density about 30%,
Use fresh water wash clean again, be then injected into seawater 50cm, plus 2ppm prawn slice and the viable bacteria of 0.5-1ppm, while in pond plus few
Amount micro-filtration ball algae, micro-filtration ball concentration of algae about 6*104Cell/ml, to protozoan in culture pond, pool inner water color maintains pale green
Color, transparency 40cm or so, illumination 1000lx~10000lx.For the opening schistostoma size that sub- fish is incubated at the beginning of fox fish, spawning is worked as
200-300 mesh wheel animalcules, density 7-8/ml are put into Tianchi.
3rd, seed rearing
In the evening of the lunar calendar 26 to 30, when parent population starts to knock into the back mutually, start spawning, spawning is general 20：Opened after 30
Begin, ovum is viscosity, demersal egg.Morning collects embryonated egg, embryonated egg will wash clean repeatedly, and pulled out with the net of 40 mesh mixed
The impurity in the middle of embryonated egg is closed, then the embryonated egg of wash clean is sterilized 10-15 minutes with the PVP-I of 0.1ppm, finally
It is put into hatching in ready triangular barrel in advance, lasting inflation.28 degree of water temperature, under the conditions of salinity 28 ‰ or so, embryonated egg is through 25h
Left and right can hatch rupture of membranes, newly hatched larvae total length 1.10-1.20mm, and aeration quantity turns (micro- inflation) down after membrane, just incubate son when see
When black eyespot occurs in fish, transfer them to and cultivated in seed rearing pond.
Newly hatched larvae is put into Miao Chihou, in pond inflation be difficult it is too big, before newly hatched larvae 15 days to feed based on wheel animalcule, in pond
Water colour keeps light green, wheel animalcule density 7-8/ml.Content of nitrite, content of nitrite control in pond in pond are surveyed in timing daily
System is in below 0.3mg/l.Can splash the light and bacterium stoste of 0.5ppm or so in pond.When newly hatched larvae grows into the 15th day, change
That throws below 1mm small dimensions scratches sufficient class (such as wise water flea, angle water flea etc.), scratches and sterilized with 0.5ppm PVP-Is before sufficient class feeds
30 minutes, sufficient class density is scratched in pond and maintains 3-5/ml.When newly hatched larvae grows into 25 days, the big specifications of more than 1mm can be thrown
Sufficient class (such as moina mongolica daday) is scratched, sufficient class density is scratched in pond and is maintained 2-4/ml.When newly hatched larvae develops into juvenile fish, in right amount
Meat gruel and fish treasured pellet are fed, it is fish treasured pellet of ingesting to gradate fox fish.Newly hatched larvae enters pond first day
General to the tenth day not change water or change water on a small quantity, quantity of exchanged water is difficult more than 20%, can slowly be increased after the 15th day and be changed water
To 30% or so, when Larval is into juvenile fish, quantity of exchanged water can increase to 50% or so to amount, water is slowly changed later and makes flowing water into
Raise, 50-80 liters/min of flow velocity, bottom of pond rubbish will be suctioned out in time.Can be splashed in pond during seed rearing 1ppm VC to improve
Seed immunity and reduction stress reaction.
4th, nurturing period disease control
Using the healthy aquaculture mode relied mainly on prevention during parent fish rearing, it then follows the use standard of China's drugs used in aquiculture,
Note the prevention of disease, prophylactic agent is the conventional medicines such as Enrofloxacin HCL, Florfenicol, disinfectant.Precautionary measures are used
(En Nuo kills star 1mg/kg feeds, and Florfenicol 1mg/kg is raised for dipping (En Nuo kills star 25ppm, Florfenicol 20ppm) and pharmaceutical chemistry
Material) mode that is combined.
5th, result of implementation
The measured fox basket fish parent fish of matter is cultivated, is the successful premise of artificial breeding, the quality of parent population can be directly affected to be received
The acquisition of smart ovum and its quality.This fox basket fish parent fish cultivated is the wild parent population for preferentially selecting, during parent fish rearing
Bait is vegetables, marine alga and the fish treasured pellet of high-quality, while adding VC and VE during reinforced cultivating to improve embryonated egg
Quality, and achieve good effect.Fertility rate and hatchability under the conditions of this natural spawning all more than 80%, but just
Incubate larvae cultivation effect less desirable, may not enough be enriched with indoor cement pit open-mouthed bait, water environment destabilizing factor has
Close.In June, 2016-October cultivates the tail of parent 80 altogether, survives 65 tails, tames success rate 81.25%, and embryonated egg about 21.3 is obtained altogether
Wan Li, the tail of newly hatched larvae about 18.9 ten thousand, incubation rate reaches 88.7%, cultivates the tail of fox fish juvenile fish more than 1000.
The above is presently preferred embodiments of the present invention, but the present invention should not be limited to disclosed in the embodiment
Content.So every do not depart from the lower equivalent or modification for completing of spirit disclosed in this invention, the model of present invention protection is both fallen within
Enclose.
Claims (10)
1. a kind of method of fox basket fish room heat source, it is characterised in that methods described comprises the following steps：
S1, parent fish selection and cultivation：Body more than 18cm long in wild parent population is selected, surface is without wound, and vigor is good, what health was disease-free is individual
Body as parent population, with freshwater soaking 10-15 minutes after, be put into 27-31 DEG C of temperature, salinity is 25 ‰~32 ‰, and flow velocity is 50-80
Liter/min, the depth of water is extremely laid eggs to be cultivated in the salt solution of 0.8-1.2m；The cultivation is divided into wild domestication initial stage and reinforced cultivating；
The wild domestication about 5-7 days, feeds three times daily, interval is fed every time 4-6 hours, and bait uses fresh when starting to feed
Food materials, are then gradually added into fish treasured pellet, until parent population ingests completely after fish treasured pellet, the bait for feeding daily is
Fish treasured pellet, fresh food materials fed once every 2-4 days；The reinforced cultivating, is fed twice daily, and interval 6- is fed every time
8 hours, bait formula major ingredient be fish treasured pellet, secondary major ingredient be shrimp and clam meat one or two, auxiliary material be cod-liver oil,
VC, nutrition fortifier and spirulina powder one or more；The throwing amount of each bait of the wild domestication and reinforced cultivating is with 1
Eaten up in hour and bottom of pond noresidue is advisable.
S2, hatching；After embryonated egg sterilization that will be clean, hatching barrel hatching is moved into, when being inflated to newly hatched larvae and black eyespot occur,
Transfer them to and cultivated in seed rearing pond；The hatching barrel water temperature 27-31 degree, salinity 25 ‰~32 ‰；The seed
The prawn slice of culture pond elder generation thorough disinfection, then with after fresh water wash clean, injection seawater to 50-55cm, plus 1.5-2.5ppm and
The viable bacteria of 0.5-1ppm, while in pond plus 5-7*104Cell/ml micro-filtration ball algaes, maintain pool inner water color light green, transparency
40cm or so, illumination 1000lx~10000lx.
S3, seed rearing：To feed based on wheel animalcule, wheel animalcule density 7-8/ml, splash 0.5ppm in pond within 15 days before newly hatched larvae
The light and bacterium stoste of left and right；When newly hatched larvae grows into the 15th day, change throwing below 1mm small dimensions scratches sufficient class, and foot is scratched in pond
Class density maintains 3-5/ml；When newly hatched larvae grows into 25 days, can throw the big specifications of more than 1mm scratches sufficient class, and foot is scratched in pond
Class density maintains 2-4/ml；When newly hatched larvae develops into juvenile fish, meat gruel and the fish that a diameter of 0.2-0.3mm is fed in right amount are precious
Pellet, cultivates interior 50-80 liters/min of flow velocity.
2. the method for fox basket fish room heat source according to claim 1, it is characterised in that：In step S1 in training
Before educating, the PVP-I sterilizing for being put into 0.4-0.6ppm is released in the salt solution, disinfects the time for 24 hours,
After drug-treated is complete, water is not changed, directly cultivated.
3. the method for fox basket fish room heat source according to claim 1, it is characterised in that：In the daily of step S1
Time of three times is fed for early at 7 points, 12 noon and late at 17 points.
4. the method for fox basket fish room heat source according to claim 1, it is characterised in that：In the daily of step S1
The time for feeding twice is early 7 points, 2 pm.
5. the method for fox basket fish room heat source according to claim 1, it is characterised in that：In the fresh of step S1
Food materials are one or more in romaine lettuce, Chinese cabbage, new fresh seaweed.
6. the method for fox basket fish room heat source according to claim 1, it is characterised in that：In the reinforcing of step S1
The bait formula of cultivation is strong by 60% fish treasured pellet, 20% shrimp, 10% clam meat, 5% cod-liver oil, 2%VC, 1% nutrition
Agent and 2% spirulina powder are constituted.
7. the method for fox basket fish room heat source according to claim 1, it is characterised in that：In the seed of step S1
Culture pond thorough disinfection is carried out disinfection with the hypochlorous acid of 50ppm.
8. the method for fox basket fish room heat source according to claim 1, it is characterised in that：In the seed of step S3
Splash the VC of 1ppm in nurturing period pond.
9. the method for fox basket fish room heat source according to claim 1, it is characterised in that：In the cultivation of step S1
During add dipping and pharmaceutical chemistry.
10. the method for fox basket fish room heat source according to claim 9, it is characterised in that：The dipping is grace
Star 25ppm is killed in promise, and Florfenicol 20ppm, the pharmaceutical chemistry kills star 1mg/kg feeds, Florfenicol 1mg/kg feeds for grace promise.
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| CN110100770A (en) * | 2019-05-31 | 2019-08-09 | 海南晨海水产有限公司 | A kind of artificial fecundation method of basket fish |
| CN111149735A (en) * | 2020-01-21 | 2020-05-15 | 中国水产科学研究院南海水产研究所深圳试验基地 | Large-scale cultivation method of siganus oramin fry |
| CN113317241A (en) * | 2021-06-09 | 2021-08-31 | 中国水产科学研究院东海水产研究所 | Method for gonadotropic development and artificial induced spawning of parent fish of takifugu hexamaculatus |
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| CN113455428A (en) * | 2021-08-17 | 2021-10-01 | 中国水产科学研究院东海水产研究所 | Artificial breeding method for Mafu fish |
| CN113455428B (en) * | 2021-08-17 | 2022-05-27 | 中国水产科学研究院东海水产研究所 | Artificial breeding method for Mafu fish |
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