CN103125417A - Technology using net cages to cultivate oosperms of sepiella maindroni and carry out breeding - Google Patents
Technology using net cages to cultivate oosperms of sepiella maindroni and carry out breeding Download PDFInfo
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- CN103125417A CN103125417A CN2013101002067A CN201310100206A CN103125417A CN 103125417 A CN103125417 A CN 103125417A CN 2013101002067 A CN2013101002067 A CN 2013101002067A CN 201310100206 A CN201310100206 A CN 201310100206A CN 103125417 A CN103125417 A CN 103125417A
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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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Abstract
The invention discloses technology using net cages to cultivate oosperms of sepiella maindroni and carry out breeding, and relates to a breeding method for aquatic products. The technology mainly includes a first step of carrying out parent breeding, a second step of laying eggs, a third step of collecting the oosperms, a fourth step of keeping alive and freshness, and a fifth step of breeding offspring seeds. The breeding method includes the steps of using the autonomously developed net cages to cultivate sepiella maindroni parents and the oosperms, collecting a large number of oosperms of the sepiella maindroni cultivated through the net cages in sea areas, then transferring the oosperms of the sepiella maindroni into a phytotrone to incubate and cultivate the offspring seeds. The technology breaks through the bottleneck of quantitative limitation for traditional indoor cultivation. Through usage of the autonomously developed special net cages for cultivation of the sepiella maindroni, and through the innovation technology such as health seedling cultivation and improving of seedling cultivation quantity per unit water body, the technology achieves scale cultivation of the offspring seeds of the sepiella maindroni, and promotes popularization of the coastal sepiella maindroni scale seedling cultivation technology.
Description
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Technical field
The present invention relates to a kind of aquatic products breeding method, particularly a kind of raising in cage Sepiella maindroni fertilized egg and seedling growing process of utilizing.
Background technology
Sepiella maindroni (
Sepiella maindroni) be commonly called as inkfish, belong to Cephalopoda, Sepiidae, be more than 100 improved seeds in the cuttlefish kind, be described as " marine treasure ", protein content is high, and metabolism of lipid and cholesterol is low, and essential amino acid is abundant balanced, and delicious flavour is tender and crisp, is loved by the people.Sepiella maindroni was once that the large master of China's sea fishery four catches one of object, had higher economy and value.But due to overfishing, since the nineties in last century, the sea area resource obviously decays, and is endangered.For this reason, once Sepiella maindroni artificial breeding and cultivation were studied both at home and abroad.Sepiella maindroni all can cultivate at seawater cage, Tu Chi and indoor cement pit, can form in 2～3 months, and disease is few, high efficiency.The Sepiella maindroni alive of cultivation, taste is more delicious more tender and crisp, is loved by the people.Sepiella maindroni fertilized egg can also be used to make a kind of delicious food except cultivating into the Sepiella maindroni seedling---and " spending imperial egg ", delicious flavour, enjoying high praise, the normal and caviar of client compares favourably.And government also has certain demand strengthening year by year the Sepiella maindroni increment dynamics of releasing to Sepiella maindroni fertilized egg and seed.As the mariculture improved Varieties, to estimate can form Sepiella maindroni cultivation upsurge at maritime provinces after several years, fertilized egg and seed demand are with increasing.
Sepiella maindroni artificial breeding and cultivation start from the eighties in 20th century, ripe cultural technique was not yet arranged in the past in 2005, one of them larger difficult problem is that the seed of Sepiella maindroni can't be cultivated by artificial method, because the time that natural Sepiella maindroni parent of catching survives is very short, therefore be difficult to obtain the seed that to propagate artificially or manually to put in a suitable place to breed, number of patent application is that 200410053365.7 patent of invention discloses a kind of Sepiella maindroni offspring seed cultivation method, running water storehouse and the temporary curing cement of parent on the bank pond that the method is put on ship by the cuttlefish parent after catching are foster temporarily, and the inkfish spawning colony that catches with transparent nylon bag oxygen charging method transportation, and realized the cultivation of Sepiella maindroni seed under suitable condition, for realizing that further propagating artificially with the artificial releasing of Sepiella maindroni lays the foundation, impel certain breakthrough of having grown seedlings before and after 2005.But do not form so far the scale breeding ability.Ningde City South Sea Aqua Sciences Inc. takes the lead in carrying out in Fujian Province the Sepiella maindroni seedling cultivation; success is cultivated seed and is cultivated; carried out technological innovation in 2007,2008; obtained major progress; broken through the technology that large-scale artificial is grown seedlings " bottleneck "; reached the level of growing seedlings in enormous quantities, the amount of growing seedlings is the hat in the whole nation, has formed a kind of Sepiella maindroni scale artificial seedling rearing technique.Yet traditional Sepiella maindroni fertilized egg and seed rearing are because of the factors such as the restriction restriction of seedling water, and the seed of cultivating and fertilized egg far can not be met customer need.Further optimize cultivation technology and the related facility of Sepiella maindroni seed, realize extensive, high-yield cultivating Sepiella maindroni parent, fertilized egg, grow seedlings and cultivate, realization is grown seedlings and aquaculture industry to coastal area development Sepiella maindroni, increase fisherman's income, promoting employment, promote the economic innovation and development in coastal area, the recovery of Sepiella maindroni natural resources all is significant.
Summary of the invention
The objective of the invention is provides a kind of its fertilized egg of raising in cage and seedling growing process that utilizes independent development for Sepiella maindroni; this technological break-through the bottleneck of traditional indoor culture restricted number; adopt the special-purpose net cage of Sepiella maindroni cultivation of independent development; by innovative technologies such as healthy breeding, raising culture density per unit water bodies; realize large-scale cultivation Sepiella maindroni seed, promoted coastal Sepiella maindroni scale seedling raising Technique Popularizing.
In order to reach above-mentioned purpose, the present invention adopts following concrete technical scheme: a kind of raising in cage Sepiella maindroni fertilized egg and seedling growing process of utilizing comprises the following steps:
(1) parents culture: the parent that adopts the special-purpose net cage large-scale cultivation Sepiella maindroni of cuttlefish cultivation of independent development in the sea area;
(2) lay eggs: parent is natural spawning in the special-purpose net cage of cuttlefish cultivation in sea area, utilizes the laying nest guiding Sepiella maindroni of independent development to lay eggs;
(3) fertilized egg is collected: collect the fertilized egg sterilization;
(4) keep-alive is fresh-keeping: by control seawater salinity, that ocean temperature is carried out keep-alive to fertilized egg is fresh-keeping;
(5) seed rearing: will collect or fertilized egg in enormous quantities that keep-alive is fresh-keeping moves on in the standard seedling rearing room by controlling nurturing an environment, cultivating the condition such as density fertilized egg is hatched, cultivated.
The cuttlefish of described independent development cultivation private network box cavity bottom side is provided with the smooth Sepiella maindroni of upper side and perches carriage, perching carriage is spliced to form by convex strip portions and concave part, concave part offers several sediments blowdown through holes, perches the carriage downside and is connected with mooring anchor.
It is that frame, specification are that 30 * 50cm or 60 * 80cm, mesh are that the nylon wire of 1 * 1cm or 2 * 2cm is made that the laying nest of described independent development adopts the 18# iron wire.
Described keep-alive is fresh-keeping is to utilize density of sea water different, regulates seawater salinity with salt or the fresh water of some, and temperature is controlled at 23 ° below C, suppresses incubating oosperm in 20～30d.
Described standard seedling rearing room is steel frame construction, and roof and part wall are made with color steel, and indoor have easy light regulating, water quality, a dissolved oxygen function, and summer ventilation heat radiation, winter, heating, temperature keeping, be equipped with the seawater circulating treating system.
Described standard seedling rearing room adopts the little inflation hatching of nursery pond former pond hydrostatic.
Its cultivation young condition of described seed rearing is: controlled light degree 800～2000Lux, use even diffused light; 20 ℃～25 ℃ of water temperatures; Between salinity 0.020～0.030; PH value 7.0～8.0; Ammonia nitrogen is below 0.02mg/L; More than keeping dissolved oxygen 7mg/L; Changing water temperature difference must not be over ± 3 ℃; Just incubate larval culture density and be controlled at 1.5～20,000/m
3, the middle and later periods is reduced cultivation density gradually, and it is 4300～5300/m that the later stage is cultivated 2～3 centimeters seedling density
3
Compared with prior art, the present invention has following outstanding advantages and effect:
(1) innovation Sepiella maindroni fertilized egg and seed rearing technique moves into the Sepiella maindroni fertilized egg in enormous quantities collection of sea area raising in cage again the seedling rearing room hatching, cultivates seed, has broken through the bottleneck of traditional indoor culture restricted number.And the Sepiella maindroni parent that cultivate in the sea area is individual large, strong, and the fertilized egg grain of cultivation is large, full, moves on to indoor hatching, and incubation rate is high, and survival rate of seedling is high, and the seed of cultivating is pitch-dark, healthy and strong, active.
(2) the special-purpose raising in cage cuttlefish of the cuttlefish of independent development parent, healthy growth.Adopt the special-purpose raising in cage Sepiella maindroni parent of cuttlefish cultivation, can reduce seawater top stream to cuttlefish body injury, be conducive to perching of Sepiella maindroni, and offer the blowdown through hole at concave part and both be conducive to the sedimental discharges such as bait, do not affect again flowing of current; Perch that the heavy and downside of carriage material is connecting that mooring anchor can reduce squid net cage culture device buoyancy and to increase net cage stable, avoid Sepiella maindroni because of the agitation ink-jet.
(3) seedling cost is relatively low, the initial stage of the growing seedlings natural baits such as the copepoda of the young, the oppossum shrimp that lives of throwing something and feeding, and the sea area is sufficient; Simultaneously the Sepiella maindroni special-purpose raising in cage parent of cultivation and fertilized egg can be reduced and even not used electric power, coal, and the place rent is cheap, reaches the energy-saving and emission-reduction consumption reduction, and seedling rearing room is cultivated cost.
(4) to carry out the fertilized egg keep-alive fresh-keeping in innovation, is beneficial to concentrate or hatching in batches, grows seedlings in batches.
(5) laying nest of autonomous Design is contained in net cage and can guides the Sepiella maindroni parent to lay eggs and be convenient to artificially collect to obtain a large amount of fertilized eggs.
(6) be easy to regulate at grow seedlings indoor light, temperature, dissolved oxygen etc. of Sepiella maindroni standard, adopt genital regulating, healthy breeding technology, seawater recycling, incubation rate and survival rate of seedling are improved.Generally, greatly improve unit of water body grow seedlings quantity and production capacity.
Embodiment
Following example further illustrates the present invention, but should be as restriction of the present invention:
Embodiment 1: Sepiella maindroni standard seedling rearing room is built
The standard seedling rearing room builds up steel frame construction, roof and part wall are made with color steel, indoor have easy light regulating, water quality, a dissolved oxygen function, summer ventilation heat radiation, winter heating, temperature keeping, be equipped with the seawater circulating treating system, the smooth suitable Sepiella maindroni young seedling healthy growth of nursery pond wall.Each Sepiella maindroni seedling rearing room builds up 2000～3000m
2
Embodiment 2: the special-purpose net cage of cuttlefish cultivation is built
Make 20 mouthfuls of special-purpose net cages of cuttlefish cultivation, its inner chamber of net cage bottom side is provided with the Sepiella maindroni that upper side is smooth, material is heavy and perches carriage, perch carriage and be spliced to form by convex strip portions and concave part, concave part offers several sediments blowdown through holes, perches the carriage downside and is connected with mooring anchor.500 of the laying nests of supporting making autonomous Design, adopting the 18# iron wire is that frame, specification are that 30 * 50cm or 60 * 80cm, mesh are that the nylon wire of 1 * 1cm or 2 * 2cm is made.
Embodiment 3: cultivate parent in the special-purpose net cages of 20 mouthfuls of cuttlefishes cultivation, lay eggs, fertilized egg collects
Cultivate 60,000 of special-purpose cage culture Sepiella maindroni adult fishes in the sea area with cuttlefish, therefrom select the bodily form complete, healthy and strong, anosis, without wound, without lopsided, energetic, ingest well and body weight greater than the adult fish of 100g as parent, cultivate 1.2 ten thousand sexual maturity parents, female, male proportioning is 1:1 approximately.Fill laying nest in the special-purpose net cage of cuttlefish cultivation, the guiding Sepiella maindroni is laid eggs, and collects fertilized egg after the parent ovulation, results 3000kg.
Embodiment 4: the fertilized egg keep-alive is fresh-keeping
Collect the fertilized egg that net cage produces, utilize density of sea water different, regulate seawater salinity with salt or the fresh water of some, temperature is controlled at 23 ° below C, in 20～30d to summer large-scale cultivation fertilized egg suppress hatching.Megathermal period fertilized egg 20 d keep-alive rates are more than 80%.
Embodiment 5: indoor incubating oosperm, young seedling culture
Adopt the little inflation hatching of nursery pond former pond hydrostatic in the standard seedling rearing room.Cultivate the young: controlled light degree 800～2000Lux, use even diffused light; 20 ℃～25 ℃ of water temperatures; Between salinity 0.020～0.030, salinity every day can not be lower than 0.020, and particularly rainy weather, note measuring salinity; PH value 7.0～8.0; Ammonia nitrogen is below 0.02mg/L; More than keeping dissolved oxygen 7mg/L; Changing water temperature difference must not be over ± 3 ℃; Just incubate larval culture density and be controlled at 1.5～20,000/m
3, the middle and later periods is reduced cultivation density gradually, and it is 4300～5300/m that the later stage is cultivated 2～3 centimeters seedling density
3Avoid during soil pick-up too alarming the young as far as possible, prevent stress reaction and cause young ink-jet, affect normal growth.Until cultivate to selling the seedling of cultivation.When emerging, indivedual deformities, vigor chump are rejected in close inspection, to disease person is arranged, forbid emerging, and guarantee the healthy high-quality of seedling.Cultivate 4,000,000, Sepiella maindroni seed.
The above; it is only the specific embodiment of the present invention; but protection scope of the present invention is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the present invention; variation or the replacement that can expect without creative work are within all should being encompassed in protection scope of the present invention.
Claims (7)
1. one kind is utilized raising in cage Sepiella maindroni fertilized egg and seedling growing process, it is characterized in that comprising the following steps:
Parents culture: the parent that adopts the special-purpose net cage large-scale cultivation Sepiella maindroni of cuttlefish cultivation of independent development in the sea area;
Lay eggs: parent is natural spawning in the special-purpose net cage of cuttlefish cultivation in sea area, utilizes the laying nest guiding Sepiella maindroni of independent development to lay eggs;
Fertilized egg is collected: collect the fertilized egg sterilization;
Keep-alive is fresh-keeping: by control seawater salinity, that ocean temperature is carried out keep-alive to fertilized egg is fresh-keeping;
Seed rearing: will collect or fertilized egg in enormous quantities that keep-alive is fresh-keeping moves on in the standard seedling rearing room by controlling nurturing an environment, cultivating the condition such as density fertilized egg is hatched, cultivated.
2. a kind of raising in cage Sepiella maindroni fertilized egg and seedling growing process of utilizing according to claim 1, the cuttlefish cultivation private network box cavity bottom side that it is characterized in that described independent development is provided with the smooth Sepiella maindroni of upper side and perches carriage, perching carriage is spliced to form by convex strip portions and concave part, concave part offers several sediments blowdown through holes, perches the carriage downside and is connected with mooring anchor.
3. it is that frame, specification are that 30 * 50cm or 60 * 80cm, mesh are that the nylon wire of 1 * 1cm or 2 * 2cm is made that a kind of raising in cage Sepiella maindroni fertilized egg and seedling growing process of utilizing according to claim 1, the laying nest that it is characterized in that described independent development adopt the 18# iron wire.
4. a kind of raising in cage Sepiella maindroni fertilized egg and seedling growing process of utilizing according to claim 1; it is characterized in that described keep-alive fresh-keeping be to utilize density of sea water different; salt or fresh water with some are regulated seawater salinity; temperature is controlled at 23 ° below C, suppresses incubating oosperm in 20～30d.
5. a kind of raising in cage Sepiella maindroni fertilized egg and seedling growing process of utilizing according to claim 1, it is characterized in that described standard seedling rearing room is steel frame construction, roof and part wall are made with color steel, indoor have easy light regulating, water quality, a dissolved oxygen function, summer ventilation heat radiation, winter, heating, temperature keeping, be equipped with the seawater circulating treating system.
6. a kind of raising in cage Sepiella maindroni fertilized egg and seedling growing process of utilizing according to claim 1 or 5, is characterized in that described standard seedling rearing room adopts the little inflation hatching of nursery pond former pond hydrostatic.
7. a kind of raising in cage Sepiella maindroni fertilized egg and seedling growing process of utilizing of stating according to claim 6 is characterized in that its cultivation young condition of described seed rearing is: controlled light degree 800～2000Lux, use even diffused light; 20 ℃～25 ℃ of water temperatures; Between salinity 0.020～0.030; PH value 7.0～8.0; Ammonia nitrogen is below 0.02mg/L; More than keeping dissolved oxygen 7mg/L; Changing water temperature difference must not be over ± 3 ℃; Just incubate larval culture density and be controlled at 1.5～20,000/m
3, the middle and later periods is reduced cultivation density gradually, and it is 4300～5300/m that the later stage is cultivated 2～3 centimeters seedling density
3
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103314900A (en) * | 2013-06-17 | 2013-09-25 | 苏州市阳澄湖现代农业发展有限公司 | Efficient breeding method for Sepiella maindroni de Rochebrune in pond |
| CN108432666A (en) * | 2018-03-22 | 2018-08-24 | 中国水产科学研究院黄海水产研究所 | Lai Shi intends cuttlefish fertilized eggs long-distance transport method |
| CN109430116A (en) * | 2018-08-27 | 2019-03-08 | 吴常文 | A kind of quasi- mesh cuttlefish offspring seed cultivation method |
| CN109430118A (en) * | 2018-08-27 | 2019-03-08 | 吴常文 | The method for improving tiger spot cuttlefish reproductive capacity |
| CN110402852A (en) * | 2019-08-28 | 2019-11-05 | 浙江海洋大学 | Conducive to the cultural method for improving tiger spot inkfish spawning quantity and quality |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103314900A (en) * | 2013-06-17 | 2013-09-25 | 苏州市阳澄湖现代农业发展有限公司 | Efficient breeding method for Sepiella maindroni de Rochebrune in pond |
| CN103314900B (en) * | 2013-06-17 | 2016-04-20 | 苏州市阳澄湖现代农业发展有限公司 | A kind of Sepiella maindroni pond high-efficiency breeding method |
| CN108432666A (en) * | 2018-03-22 | 2018-08-24 | 中国水产科学研究院黄海水产研究所 | Lai Shi intends cuttlefish fertilized eggs long-distance transport method |
| CN109430116A (en) * | 2018-08-27 | 2019-03-08 | 吴常文 | A kind of quasi- mesh cuttlefish offspring seed cultivation method |
| CN109430118A (en) * | 2018-08-27 | 2019-03-08 | 吴常文 | The method for improving tiger spot cuttlefish reproductive capacity |
| CN109430118B (en) * | 2018-08-27 | 2021-05-11 | 吴常文 | Method for improving reproductive capacity of cuttlefish |
| CN110402852A (en) * | 2019-08-28 | 2019-11-05 | 浙江海洋大学 | Conducive to the cultural method for improving tiger spot inkfish spawning quantity and quality |
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Application publication date: 20130605 |