CN106879498A - Fugu obscurus marketable fish quality-improving method - Google Patents

Fugu obscurus marketable fish quality-improving method Download PDF

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Publication number
CN106879498A
CN106879498A CN201510922404.0A CN201510922404A CN106879498A CN 106879498 A CN106879498 A CN 106879498A CN 201510922404 A CN201510922404 A CN 201510922404A CN 106879498 A CN106879498 A CN 106879498A
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China
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fish
water
quality
container
marketable
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CN201510922404.0A
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Chinese (zh)
Inventor
阳清发
苏明
刘�东
陶宁萍
马秋兰
郭珺
费岚
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SHANGHAI NENGGAN AQUATIC PRODUCT SPECIALIZED COOPERATIVES
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SHANGHAI NENGGAN AQUATIC PRODUCT SPECIALIZED COOPERATIVES
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Priority to CN201510922404.0A priority Critical patent/CN106879498A/en
Publication of CN106879498A publication Critical patent/CN106879498A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Abstract

Fugu obscurus marketable fish quality-improving method is that one kind propagates marketable fish quality-improving method artificially, belongs to aquaculture field, and a kind of technical method for improving freshwater aquiculture marketable fish quality is reached particular by the innovation of breeding way.Including following five steps:1. isolated form Cultivation container is set in better than the pond of three class water quality, it is to avoid fish body and the substrate contact of the native pool;2. flowing water culture, 9 32 DEG C of water temperature are carried out in container;3. transfer fish excrement is collected;4. nuisanceless mixed feed and/or natural biology bait are fed daily;5. addition Exposure to Sunlight sea salt makes water body in Cultivation container turn into salt-fresh water after reaching commercial specification, after continuing to cultivate 3 30 days, as imitative wild high-quality marketable fish.Using this technology method, pond farming fish can be allowed to turn into imitative wild high-quality marketable fish, solution cultured fishes palatability is not good enough, marketable fish there are the quality problems such as the different smell of bilgy odour, algae fishy smell, mud fishy smell or residual medicament.

Description

Fugu obscurus marketable fish quality-improving method
Technical field
The present invention relates to a kind of marketable fish quality-improving method, belong to aquaculture field, particular by the innovation of breeding way Reach a kind of method for improving freshwater aquiculture marketable fish quality.Cultured fishes can be allowed to turn into using the technical program and imitate wild life State type high-quality marketable fish, solution cultured fishes palatability is not good enough, and marketable fish has bilgy odour, algae fishy smell, mud fishy smell or residual medicine The quality problems such as the different smell of agent.
Background technology
China's aquatic resources enrich, and are the important sources that people absorb animal protein.Fugu obscurus is the peculiar filefish thing of China Kind, its meat flavour fat is beautiful, nutritious, is exactly since ancient times the aquatic products famous-object of In Middle And Lower Reaches of Changjiang River, has " defy death and eat filefish " Popular legend, be described as one of " the Changjiang river three delicacies ".It is the most ripe migration fishes of China's artificial culture technology, is emerging Fashional consumption object, economic worth and social value are very big.Fugu obscurus is cultivated in fresh water environment, and it is thin to produce poison away from ocean Bacterium and ocean zone poison food organisms, breeding environment are controllable, and oneself meets the basic demand of nuisanceless marketable fish.
The raising that yield is focused in China's routine aquaculture but have ignored aquatic product quality problem, and the upgrading that govern aquaculture increases Effect and sustainable development.To the pollution becoming serious of environment, water quality deterioration, pollution is on the rise breeding wastewater, to flourishing The culture fishery of development brings massive losses;The aquatic animal disease that water environment pollution and deterioration are caused, influences the product of aquatic products Amount and quality, the health care belt to the mankind are seriously threatened, as the significant problem that international community and food security face.
The pool cultivated fugu obscurus of soil as fresh-water fishes, often with disagreeable fishlike smell, such as carp, grass carp, silver carp. There are some researches show fishlike smell and doubtful fishlike smell material have 16 kinds, including aldehyde, olefine aldehydr, ketone and the class compound of furans 4.It is main Metabolism that will be from fish meat protein and a kind of corrupt material for being trimethylamine for producing, trimethylamine is liquid, soluble in water, Its concentration is deep or light relevant with fishlike smell.It is to be present in metabolism most in forms such as TMAOs that seafood fish has fishy smell In end-product, these nitrogenous fishy smell materials are typically water-soluble, so fish can mitigate fishy smell by the processing method such as stewing, boiling.Cook Added some points when preparing food vinegar (mainly containing acetic acid), then put and order wine (mainly containing ethanol), then solve raw meat excellent.Freshwater cultivates globe fish Meat is soft, and bilgy odour and Earthy Taste are heavier, and the edible hobby of consumer is affected to a certain extent, and meat is tight, without bright Show the developing goal that the marketable fish of unpleasant local flavor becomes in industry, mainly realized by different processing modes in industry Flesh quality is lifted, but does not occur the purifying treatment method for lifting marketable fish quality in cultivating link.
The content of the invention
Innovation it is an object of the invention to pass through breeding environment, changes cultivating condition and breeding environment parameter, overcomes soil environment With cultivation marketable fish low quality caused by itself fecal pollution, palatability is not good enough, and marketable fish has bilgy odour, algae fishy smell, mud raw meat The quality problems such as the different smell of taste or residual medicament, can allow cultured fishes to turn into the imitative wild ecotype high using the technical program Quality goods fish, makes pond farming fish turn into " pool is fresh " aquatic products, and match in excellence or beauty " river is fresh ", " lake is fresh ", " seafood " etc. are natural Environmental aquatic products.
Fugu obscurus marketable fish quality-improving method, including following five steps:1. set in better than the pond of three class water quality every Release Cultivation container, it is to avoid fish body and the substrate contact of the native pool;2. flowing water culture, 9-32 DEG C of water temperature are carried out in container;3. collect and turn Move fish faeces;4. nuisanceless mixed feed and/or natural biology bait are fed;5. addition Exposure to Sunlight sea salt makes after reaching commercial specification Water body turns into salt-fresh water in Cultivation container, after continuing to cultivate 3-30 days, as imitative wild environmental high-quality marketable fish.
The isolated form Cultivation container refers to that isolated form Cultivation container is set in the anniversary is better than the pond of three class water quality, and water body is light Water or salt-fresh water, Cultivation container float on the water surface or are fixed on the bottom, and the major part use of container surrounding can stop water body turnover Material, with the outs open of mesh sheet spacing container, isolates fish body, prevents the fugu obscurus of cultivation from passing in and out, it is to avoid fish body and soil Pool substrate contact, while allowing water body to pass in and out.
The breeding environment refers to carry out flowing water culture growth period, the circulation flowing water culture in container and cultivating pool between, is utilized Current stimulate cultivation fish movement, improve the fish body elasticity of muscle, reduce fish body fat content, cultivate 14-32 DEG C of growth period water temperature, Temporarily 9-32 DEG C of water temperature of foster phase, self-loopa flowing water culture in container after marketable fish size are reached, water salinity reaches in Cultivation container 3-20‰。
The transfer fish excrement of collecting refers to the motion using current and fugu obscurus itself, promotes fish faeces to move to the back-end Dynamic and convergence, is transferred out of breeding water body by the excrement on the same day daily, keeps the excellent situation of breeding water body.
The bait that feeds refers to that supplement feeds natural biology bait every other day to feed based on nuisanceless mixed feed in cultivation growth period The fresh goods and/or frozen product of material such as shellfish and/or Shrimp waste;The fresh of natural biology bait such as shellfish and/or Shrimp waste is fed in the temporary foster phase Product and/or frozen product.
The management that reaches after commercial specification refers to carry out conventional sterilization sterilization using nuisanceless fish medicine in breeding process, is reached Enter the temporarily foster phase after the commercial specification of more than 400g, temporarily support in first 30 days and do not using any fish medicine;The phase is temporarily supported to support recirculated water Container closed at both ends is grown, promoting stream device using pneumatic oxygenation keeps dissolved oxygen high and promotion water body flow in Cultivation container, forms container Interior self-loopa flowing water culture, to collect the excrement of transfer excretion, reduces pollution of the excrement to water body in Cultivation container and marketable fish.
The imitative wild marketable fish refers to approximate wild environmental high-quality marketable fish, oppresses in good taste, without bilgy odour and/or algae The different smell of fishy smell and/or mud fishy smell and/or residual medicament.
The advantages of the present invention are:
1. change flesh quality method for improving, tradition by processing lifting flesh quality, it is of the invention by implement Optimal culture environment come Lifting marketable fish quality, for catering industry provides high-quality food materials.
2. collect the excrement of excretion, it is to avoid fecal pollution cultivating pool water body, maintain excellent breeding environment, reached water and supported fish Technique effect.
3. isolation fish body and native pool substrate, remove the smell substances such as bilgy odour, lift marketable fish quality, cultured fishes is turned into the " pool It is fresh " aquatic products, match in excellence or beauty the natural, ecological type aquatic products such as " river is fresh ", " lake is fresh ", " seafood ".
4. salt-fresh water is prepared in cultivating pool situ, need not move and shift during purification lifting marketable fish quality, reduced Transport loss.
Specific embodiment
The present invention is described in further detail by following embodiment, but the technology contents that this embodiment is described are illustrative, and It is not limited, fish species are not only limited in fugu obscurus, also including other all fresh water and salt-fresh water fish, temporarily supports The salinity that phase is used suitably is adjusted according to the difference of fish species, and the specification of marketable fish does phase also according to the food custom of this kind of fish Should adjust, these slight changes are flexible cases of the invention, within the scope of the present invention, while protection of the invention Scope is not also limited to by following embodiments.
Embodiment 1
Fugu obscurus marketable fish quality-improving method, including following five steps:1. set in better than the pond of three class water quality every Release Cultivation container, it is to avoid fish body and the substrate contact of the native pool;2. flowing water culture, 9-32 DEG C of water temperature are carried out in container;3. collect and turn Move fish faeces;4. nuisanceless mixed feed and/or natural biology bait are fed daily;5. Exposure to Sunlight sea is added after reaching commercial specification Salt makes water body in Cultivation container turn into salt-fresh water, after continuing to cultivate 3-30 days, as imitative wild high-quality marketable fish.
The isolated form Cultivation container refers to that isolated form Cultivation container is set in the anniversary is better than the pond of three class water quality, and water body is light Water or salt-fresh water, Cultivation container float on the water surface or are fixed on the bottom, and the major part use of container surrounding can stop water body turnover Material, with mesh sheet spacing container outs open, prevents the fugu obscurus of cultivation from passing in and out, while allowing water body to pass in and out, isolates fish Body, it is to avoid fish body and the substrate contact of the native pool.
The breeding environment refers to carry out flowing water culture in growth period, and cultivation fish movement is stimulated using current, improves the fish body elasticity of muscle, 14-32 DEG C of cultivation growth period water temperature, the circulation flowing water culture in container and cultivating pool between reaches temporary after marketable fish size 9-32 DEG C of the phase of supporting water temperature, self-loopa flowing water culture in container, water salinity reaches 3-20 ‰ in Cultivation container.
The transfer fish excrement of collecting refers to the motion using current and fugu obscurus itself, promotes fish faeces to move to the back-end Dynamic and convergence, is transferred out of breeding water body by the excrement on the same day daily, keeps the excellent situation of breeding water body.
The bait that feeds refers to that supplement feeds natural biology bait every other day to feed based on nuisanceless mixed feed in cultivation growth period The fresh goods and/or frozen product of material such as shellfish and/or Shrimp waste;The fresh of natural biology bait such as shellfish and/or Shrimp waste is fed in the temporary foster phase Product and/or frozen product.
The management that reaches after commercial specification refers to carry out conventional sterilization sterilization using nuisanceless fish medicine in breeding process, is reached Enter the temporarily foster phase after the commercial specification of more than 400g, temporarily support and start within first 30 days do not using any fish medicine;The phase is temporarily supported by recirculated water Cultivation container closed at both ends, feeds the fresh goods and/or frozen product of natural biology bait such as shellfish and/or Shrimp waste, uses pneumatic oxygenation Promote stream device and keep dissolved oxygen high and rush stream water body flow in Cultivation container, the self-loopa flowing water culture in container is formed, with the row of collection The excrement let out, maintains water quality excellent.
The imitative wild marketable fish refers to approximate wild environmental high-quality marketable fish, oppresses in good taste, without bilgy odour and/or algae The different smell of fishy smell and/or mud fishy smell and/or residual medicament.
Embodiment 2
Freshwater cultivates marketable fish quality-improving method, including following five steps:1. set in better than the pond of three class water quality Isolated form Cultivation container, it is to avoid fish body and the substrate contact of the native pool;2. flowing water culture, 9-32 DEG C of water temperature are carried out in container;3. collect Transfer fish excrement;4. nuisanceless mixed feed and/or natural biology bait are fed daily;5. Exposure to Sunlight is added after reaching commercial specification Sea salt makes water body in Cultivation container turn into salt-fresh water, after continuing to cultivate 3-30 days, as imitative wild high-quality marketable fish.
The isolated form Cultivation container refers to that isolated form Cultivation container is set in the anniversary is better than the pond of three class water quality, and water body is light Water or salt-fresh water, Cultivation container float on the water surface or are fixed on the bottom, and the major part use of container surrounding can stop water body turnover Material, with mesh sheet spacing container outs open, prevents cultured fishes from passing in and out, while allowing water body to pass in and out, isolates fish body, it is to avoid Fish body and the substrate contact of the native pool.
The breeding environment refers to carry out flowing water culture in growth period, and cultivation fish movement is stimulated using current, improves the fish body elasticity of muscle, 14-32 DEG C of cultivation growth period water temperature, the circulation flowing water culture in container and cultivating pool between reaches temporary after marketable fish size 9-32 DEG C of the phase of supporting water temperature, self-loopa flowing water culture in container, water salinity reaches 3-20 ‰ in Cultivation container.
The transfer fish excrement of collecting refers to the motion using current and fugu obscurus itself, promotes fish faeces to move to the back-end Dynamic and convergence, is transferred out of breeding water body by the excrement on the same day daily, keeps the excellent situation of breeding water body.
The bait that feeds refers to that supplement feeds natural biology bait every other day to feed based on nuisanceless mixed feed in cultivation growth period The fresh goods and/or frozen product of material such as shellfish and/or Shrimp waste;The fresh of natural biology bait such as shellfish and/or Shrimp waste is fed in the temporary foster phase Product and/or frozen product.
The management that reaches after commercial specification refers to carry out conventional sterilization sterilization using nuisanceless fish medicine in breeding process, reaches business Enter the temporarily foster phase after product specification, temporarily support and start within first 30 days do not using any fish medicine;The phase is temporarily supported by the end seal of circulating water cultivation container two Close, feed the fresh goods and/or frozen product of natural biology bait such as shellfish and/or Shrimp waste, promoting stream device using pneumatic oxygenation keeps supporting Dissolved oxygen high and rush stream water body flow in container are grown, the self-loopa flowing water culture in container is formed, to collect the excrement of excretion, maintained Water quality is excellent.
The imitative wild marketable fish refers to approximate wild environmental high-quality marketable fish, oppresses in good taste, without bilgy odour and/or algae The different smell of fishy smell and/or mud fishy smell and/or residual medicament.
Breed variety of the present invention not just fugu obscurus, also including other freshwater fishes and/or salt-fresh water fish, including But it is not limited to fugu obscurus, grey mullet, mullet, Qiao Zui Hong Erythroculter, Pelteobagrus fulvidraco, the U.S. time fish, perch, snakehead, loach, green grass or young crops The cultured fishes such as fish, carp, crucian, bream, silver carp, bighead.Temporarily the salinity of foster phase is done accordingly according to the difference of fish species Adjustment, it is ensured that the fish temporarily supported will not support dead in the phase because of the relation of salinity temporary, and salinity used by general salt-fresh water fish is slightly High, inland or salinity used by Puffer freshwater fish are more slightly lower, and these accommodations are all in the protection domain of this case.

Claims (7)

1. fugu obscurus marketable fish quality-improving method, including following five steps:1. set in better than the pond of three class water quality Put isolated form Cultivation container, it is to avoid fish body and the substrate contact of the native pool;2. flowing water culture, 9-32 DEG C of water temperature are carried out in container;3. receive Collection transfer fish excrement;4. nuisanceless mixed feed and/or natural biology bait are fed;5. Exposure to Sunlight sea is added after reaching commercial specification Salt makes water body in Cultivation container turn into salt-fresh water, after continuing to cultivate 3-30 days, as imitative wild environmental high-quality marketable fish.
2. fugu obscurus marketable fish quality-improving method according to claim 1, it is characterized in that, the isolated form cultivation is held Device refers to that isolated form Cultivation container is set in the anniversary is better than the pond of three class water quality, and water body is fresh water or salt-fresh water, Cultivation container Float on the water surface or be fixed on the bottom, the major part use of container surrounding can stop the material of water body turnover, use mesh sheet spacing container Outs open, isolate fish body, prevent the fugu obscurus of cultivation from passing in and out, it is to avoid fish body and native pool substrate contact, while allowing Water body is passed in and out.
3. fugu obscurus marketable fish quality-improving method according to claim 1, it is characterized in that, the breeding environment refers to Growth period carries out the circulation flowing water culture and cultivating pool between in flowing water culture, container, and cultivation fish movement is stimulated using current, The fish body elasticity of muscle is improved, fish body fat content is reduced, 14-32 DEG C of cultivation growth period water temperature reaches temporary after marketable fish size 9-32 DEG C of the phase of supporting water temperature, self-loopa flowing water culture in container, water salinity reaches 3-20 ‰ in Cultivation container.
4. fugu obscurus marketable fish quality-improving method according to claim 1, it is characterized in that, the collection transfer fish Excrement refers to the motion using current and fugu obscurus itself, promotes fish faeces mobile to the back-end and converges, daily by the same day Excrement be transferred out of breeding water body, keep the excellent situation of breeding water body.
5. fugu obscurus marketable fish quality-improving method according to claim 1, it is characterized in that, the bait that feeds is Refer in cultivation growth period to feed based on nuisanceless mixed feed, supplement feeds natural biology bait such as shellfish and/or Shrimp waste every other day Fresh goods and/or frozen product;The fresh goods and/or frozen product of natural biology bait such as shellfish and/or Shrimp waste are fed in the temporary foster phase.
6. fugu obscurus marketable fish quality-improving method according to claim 1, it is characterized in that, it is described to reach commodity rule Management after lattice refers to carry out conventional sterilization sterilization using nuisanceless fish medicine in breeding process, after reaching the commercial specification of more than 400g The phase is supported into temporary, is temporarily supported in first 30 days and is not being used any fish medicine;The phase is temporarily supported by circulating water cultivation container closed at both ends, gas is used Move oxygenation and promote dissolved oxygen high and promotion water body flow in stream device holding Cultivation container, form the self-loopa flowing water culture in container, with The excrement of transfer excretion is collected, pollution of the excrement to water body in Cultivation container and marketable fish is reduced.
7. fugu obscurus marketable fish quality-improving method according to claim 1, it is characterized in that, it is described to imitate wild commodity Fish refers to approximate wild environmental high-quality marketable fish, oppresses in good taste, without bilgy odour and/or algae fishy smell and/or mud fishy smell and/ Or the different smell of residual medicament.
CN201510922404.0A 2015-12-14 2015-12-14 Fugu obscurus marketable fish quality-improving method Pending CN106879498A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107683807A (en) * 2017-09-14 2018-02-13 广东天海参威科技开发有限公司 A kind of sea-farming method of Australia freshwater lobster salinization

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CN102860270A (en) * 2011-07-04 2013-01-09 上海市水产研究所 Large-scale fingerling production technique for takifugu obscurus in brackish water
CN103004666A (en) * 2012-12-28 2013-04-03 珠海市斗门区河口渔业研究所 Breeding method for intermediate breeding of Anguilla marmorata fries
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CN107683807A (en) * 2017-09-14 2018-02-13 广东天海参威科技开发有限公司 A kind of sea-farming method of Australia freshwater lobster salinization

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Application publication date: 20170623