CN104206338A - Artificial culture method for bastard halibuts - Google Patents
Artificial culture method for bastard halibuts Download PDFInfo
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- CN104206338A CN104206338A CN201410496371.3A CN201410496371A CN104206338A CN 104206338 A CN104206338 A CN 104206338A CN 201410496371 A CN201410496371 A CN 201410496371A CN 104206338 A CN104206338 A CN 104206338A
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- bastard
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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
Abstract
The invention discloses an artificial culture method for bastard halibuts. The artificial culture method comprises the following specific steps: (1) selecting an inner bay with smaller stormy waves and abundant fish baits; (2) selecting uniform specifications of offspring seeds with the overall length of more than 8 cm and the color and luster of approximately natural fish body color, and rejecting black and white individuals; (3) putting 800 bastard halibuts in every square meter at the beginning, wherein 15 bastard halibuts are put in every square meter when the weight of each bastard halibut is 800g, and the coverage rate of a stocking area is 80%-90% in a common water pool; (4) feeding by using trash fish, feeding four to six times every day in a young fish period, feeding three to four times every day when the weight of each bastard halibut is about 100g, and feeding twice every day when the weight of each bastard halibut is 400 g; (5) feeding after the separation of the bastard halibuts two to three times generally in the period that the length of the bastard halibuts is 8-10 cm, and feeding after the separation according to growth situation when the length of the bastard halibuts is 10-20 cm. Through the manner, according to the artificial culture method for the bastard halibuts disclosed by the invention, the manner of seaside captivity is adopted, and a good growing environment complemented with a scientific cultivation technique is provided for the bastard halibuts, so that the stress resistance is increased, and the survival rate is greatly improved.
Description
Technical field
The present invention relates to aquaculture field, particularly relate to a kind of artificial cultivating method of lefteye flounder.
Background technology
Lefteye flounder is commonly called as tooth sheet, left mouth, step, flatfish, is famous and precious seafood fish, is again one of important marine culture and stock enhancement fish.Its individuality is very large, and fine and tender taste is delicious, and be well received by consumers, market is very wide, and economic worth is very high.The lefteye flounder artificial incubation nursery research of China starts from the end of the fifties, and nursery producer spreads all over the provinces such as Shandong, Hebei, Liaoning.From the nineties, rapidly, the ground such as Weihai, Yantai, Qingdao in Shandong, except carrying out net cage and pond culture, is being greatly developed industrial aquaculture and is being produced in lefteye flounder cultivation development, but existing cultural method all adopts indoor culture, not only need a large amount of bait of manually throwing something and feeding, and need illumination, the consumption of oxygenation equal energy source, seedling cost is higher, and grow under the natural conditions of simulation, physique is weak, anti-adversity is poor, and survival rate is low, is especially difficult to the requirement adapting to enhancement releasing.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of artificial cultivating method of lefteye flounder.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of artificial cultivating method of lefteye flounder, and concrete steps comprise:
1) selection of aquaculture sea area: select at stormy waves less, the inner bay that bait is abundant, depth of water 1.2-1.5m, water temperature remains on the marine site of 14-23 DEG C, is irised out 50-100m by fishing net
2region cultivate;
2) seed is selected: seed selects neat specification, and total length reaches more than 8cm, and color and luster is similar to natural fish body colour, and discards black and white individuality; 3) cultivation density: be 800 tails/m during beginning
2, fish body weight is to being 15 tails/m during 800g
2, putting area coverage in general pond in a suitable place to breed is 80%-90%;
4) bait feeding: the trash fish of use is thrown something and fed, every day postlarva phase throws something and feeds 4-6 time, every day 3-4 time before and after fish body weight 100g, and 400g, with every day 2 times, can suitably reduce bait throwing in number of times in water temperature lower than 12-13 DEG C or when ingesting bad higher than lefteye flounder when 25 DEG C;
5) size sorting cultivation: 8-10cm stage general sorting 2-3 time, 10-20 cm is depending on growing state, and after each sorting, for preventing abrading the bacteriological infection brought, the dipping of application formalin, then separately raises.
In a preferred embodiment of the present invention, the high temperature season of the 7-8 month should be avoided during seed transport, in order to avoid cause bad reaction, the difference of water Inversion phenomenon should be noted.
In a preferred embodiment of the present invention, described trash fish mainly comprises: sardine, sand lance, scad and chub mackerel pompano.
The invention has the beneficial effects as follows: the artificial cultivating method of a kind of lefteye flounder of the present invention, adopt the mode of seashore stable breeding, for it provides good growing environment, be aided with the cultural technique of science, its resistance increased, greatly improves survival rate.
Embodiment
Below preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
The embodiment of the present invention comprises: a kind of artificial cultivating method of lefteye flounder, and concrete steps comprise:
1) selection of aquaculture sea area: select at stormy waves less, the inner bay that bait is abundant, depth of water 1.2-1.5m, water temperature remains on the marine site of 14-23 DEG C, is irised out 50-100m by fishing net
2region cultivate;
2) seed is selected: seed selects neat specification, and total length reaches more than 8cm, and color and luster is similar to natural fish body colour, and discards black and white individuality, should avoid the high temperature season of the 7-8 month, in order to avoid cause bad reaction, should note the difference of water Inversion phenomenon during seed transport; 3) cultivation density: be 800 tails/m during beginning
2, fish body weight is to being 15 tails/m during 800g
2, putting area coverage in general pond in a suitable place to breed is 80%-90%;
4) bait feeding: the trash fish of use is thrown something and fed, described trash fish mainly comprises: sardine, sand lance, scad and chub mackerel pompano, require that freshness necessarily will be got well, freshness difference or long can not the using of cooling time, every day postlarva phase throws something and feeds 4-6 time, every day 3-4 time before and after fish body weight 100g, 400g is with every day 2 times, bait throwing in number of times can be suitably reduced lower than 12-13 DEG C or when ingesting bad higher than lefteye flounder when 25 DEG C in water temperature, also to reduce bait throwing in number of times during dipping or stop bait, particularly not bait throwing in before dipping, concrete daily ration, feeding quantity is determined according to the fish situation of ingesting, to have residual bait in principle, the situation of ingesting of fish and the change of food ration should be observed during bait throwing in, follow " slow, hurry up, slowly " bait throwing in principle,
5) size sorting cultivation: because the former mutual residual phenomenon of juvenile fish total length 10cm is still comparatively serious, often bite, the juvenile fish of 10-20 cm, although mutual residual phenomenon reduces, the deficiency but small dimension fish ingests, poor growth, so must cultivate in size sorting, 8-10cm stage general sorting 2-3 time, 10-20 cm depending on growing state, after each sorting, for preventing abrading the bacteriological infection brought, the dipping of application formalin, then separately raises.
Lefteye flounder will pay special attention to water temperature in forming, and the suitable water temperature of raising is 18-22 DEG C, preferably remains on more than 10 DEG C.
Compared with prior art, the artificial cultivating method of a kind of lefteye flounder of the present invention, adopts the mode of seashore stable breeding, for it provides good growing environment, is aided with the cultural technique of science, its resistance is increased, greatly improves survival rate.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (3)
1. an artificial cultivating method for lefteye flounder, is characterized in that, concrete steps comprise:
1) selection of aquaculture sea area: select at stormy waves less, the inner bay that bait is abundant, depth of water 1.2-1.5m, water temperature remains on the marine site of 14-23 DEG C, is irised out 50-100m by fishing net
2region cultivate;
2) seed is selected: seed selects neat specification, and total length reaches more than 8cm, and color and luster is similar to natural fish body colour, and discards black and white individuality;
3) cultivation density: be 800 tails/m during beginning
2, fish body weight is to being 15 tails/m during 800g
2, putting area coverage in general pond in a suitable place to breed is 80%-90%;
4) bait feeding: the trash fish of use is thrown something and fed, every day postlarva phase throws something and feeds 4-6 time, every day 3-4 time before and after fish body weight 100g, and 400g, with every day 2 times, can suitably reduce bait throwing in number of times in water temperature lower than 12-13 DEG C or when ingesting bad higher than lefteye flounder when 25 DEG C;
5) size sorting cultivation: 8-10cm stage general sorting 2-3 time, 10-20 cm is depending on growing state, and after each sorting, for preventing abrading the bacteriological infection brought, the dipping of application formalin, then separately raises.
2. the artificial cultivating method of a kind of lefteye flounder according to claim 1, is characterized in that: the high temperature season should avoiding the 7-8 month during seed transport, in order to avoid cause bad reaction, should note the difference of water Inversion phenomenon.
3. the artificial cultivating method of a kind of lefteye flounder according to claim 1, is characterized in that: described trash fish mainly comprises: sardine, sand lance, scad and chub mackerel pompano.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496371.3A CN104206338A (en) | 2014-09-25 | 2014-09-25 | Artificial culture method for bastard halibuts |
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| CN201410496371.3A CN104206338A (en) | 2014-09-25 | 2014-09-25 | Artificial culture method for bastard halibuts |
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| CN104206338A true CN104206338A (en) | 2014-12-17 |
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| CN201410496371.3A Pending CN104206338A (en) | 2014-09-25 | 2014-09-25 | Artificial culture method for bastard halibuts |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105052796A (en) * | 2015-08-12 | 2015-11-18 | 张晶 | Method for breeding sole fishes |
| CN113632750A (en) * | 2021-08-12 | 2021-11-12 | 大连智慧渔业科技有限公司 | Feed feeding method for whole growth cycle of industrial culture of turbots |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101766141A (en) * | 2010-02-05 | 2010-07-07 | 北京市水产科学研究所 | Healthy culture method for paralichthys lethostigma |
-
2014
- 2014-09-25 CN CN201410496371.3A patent/CN104206338A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101766141A (en) * | 2010-02-05 | 2010-07-07 | 北京市水产科学研究所 | Healthy culture method for paralichthys lethostigma |
Non-Patent Citations (3)
| Title |
|---|
| 南方渔网: "多宝鱼（比目鱼）养殖技术", 《中国水产门户网》, 13 August 2005 (2005-08-13) * |
| 江国强: "大黄鱼Larimichthys crocea(Richardson)浅海围网养殖技术研究", 《现代渔业信息》, vol. 26, no. 1, 25 January 2011 (2011-01-25), pages 3 - 5 * |
| 陈思行: "日本牙鲆增养殖技术", 《海洋渔业》, 29 August 1993 (1993-08-29), pages 184 - 188 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105052796A (en) * | 2015-08-12 | 2015-11-18 | 张晶 | Method for breeding sole fishes |
| CN113632750A (en) * | 2021-08-12 | 2021-11-12 | 大连智慧渔业科技有限公司 | Feed feeding method for whole growth cycle of industrial culture of turbots |
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Application publication date: 20141217 |