CN104920262B - A kind of use can separate the method for the fish culture in net pen of different building shape fish - Google Patents
A kind of use can separate the method for the fish culture in net pen of different building shape fish Download PDFInfo
- Publication number
- CN104920262B CN104920262B CN201510350563.8A CN201510350563A CN104920262B CN 104920262 B CN104920262 B CN 104920262B CN 201510350563 A CN201510350563 A CN 201510350563A CN 104920262 B CN104920262 B CN 104920262B
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- China
- Prior art keywords
- net cage
- fish
- interior
- agitator
- feeding pipe
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
-
- 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 method of the fish culture in net pen of different building shape fish can be separated the invention discloses a kind of use, including：Step 1: providing an interior net cage and an outer net cage, the interior net cage is arranged on inside outer net cage, positioned at a corner of outer net cage, the mesh diameter of interior net cage is 3~7cm, the first feeding pipe is connected with the upside of interior net cage, first feeding pipe is located at the centre position of the upside of interior net cage, and the second feeding pipe is connected with the upper end cover of outer net cage, and the second feeding pipe is located at another corner of outer net cage；Step 2: being bred fish fry in outer net cage；Step 3: when the mesh diameter of the not up to interior net cage of the bust of all fries, then by putting into fish meal in the first inside net cage of feeding pipe；The bust of fry to be had exceedes the mesh diameter of interior net cage, and fish is limited by interior net cage and can not swum to outer net cage, first passes through feeding in the second outside net cage of feeding pipe, feeding continues 20~30min.The present invention can separate the fish of different building shape, reduce the possibility that the less fish of build is attacked.
Description
Technical field
It can separate the side of the fish culture in net pen of different building shape fish the present invention relates to cultural method, more particularly to a kind of use
Method.
Background technology
Since 1973, China has been introduced after fish culture in net pen technology, when being developed to 1980s, have lake,
The big water surface such as reservoir carries out cage culture area up to more than 500 hectares, and average per hectare production fish amount is 300 tons or so.Into 20 generation
Record since the nineties, fish culture in net pen industry amount shows booming trend, and cage culture scale and density are continuously increased, cultivation
Area and yield increase rapidly.
Existing fish culture in net pen technology is all as net cage using single casing.During cultivation, it may raise together with different
Fish, the speed of growth of different fish is also different, and the larger fish of certain some fast growth, build can attack the speed of growth
Slowly, the less fish of build, causes the economic loss of raiser.
The content of the invention
For above-mentioned technical problem, the present invention has designed and developed a kind of fish for separating different building shape, has prevented small body type
The use that fish are attacked can separate the method for the fish culture in net pen of different building shape fish.
The technical scheme that the present invention is provided is：
A kind of use can separate the method for the fish culture in net pen of different building shape fish, comprise the following steps：
Step 1: providing an interior net cage and an outer net cage, the interior net cage is arranged on the inside of the outer net cage, is located at
One corner of the outer net cage, the mesh diameter of the interior net cage is 3~7cm, and the volume of the interior net cage is the outer net
/ 3rd of casing product, set first agitator, in the bottom of the outer net cage in the centre position of the interior net cage
It is provided with the upside of multiple second agitators, the interior net cage and is connected with the first feeding pipe, the first feeding pipe is from described outer
The upper end cover of net cage is passed through, and the first feeding pipe is located at the centre position of the upside of the interior net cage, in the outer net cage
Upper end cover is connected with the second feeding pipe, and the second feeding pipe is located at another corner of the outer net cage；
Step 2: being bred fish fry in the outer net cage；
Step 3: when all fries bust not up in net cage mesh diameter when, then by the first feeding pipe to
Input fish meal in the interior net cage；The bust of fry to be had exceedes the mesh diameter of interior net cage, and bust exceedes the net of interior net cage
The fish of bore dia is limited by the interior net cage and can not swum to outer net cage, first passes through throwing in the second outside net cage of feeding pipe
Food, feeding continues 20~30min, passes through 2~3min of the inside net cage feeding of the first feeding pipe again afterwards；Inside net cage feeding it
1~2h afterwards, opens first agitator and second agitator, persistently stirs 1~2h.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, the interior net cage
Mesh diameter is 3cm.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, in the step 3,
Feeding continues 20min.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, in the step one,
A water pump is set in the outer net cage；In the step 3, one day 9:00 to 18:Between 00, the water pump is opened, with
Current are formed in the outer net cage.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, multiple second stirrings
Device includes 4~5 the second agitators.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, the interior net cage
Upside is welded with two hanger bars, and the end of the hanger bar has hook, has in the upper end cover of the outer net cage and stretches downwards
A pair of the suspension parts gone out, respectively hang on a suspension part, the interior net cage are hung in the outer net cage.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, in the step 3,
After first agitator and second agitator continue 1~2h, first agitator and second agitator
Into the stage alternately opened, first agitator opens 10min every time, and second agitator opens 10min every time.
Use of the present invention can separate in the method for the fish culture in net pen of different building shape fish, using interior net cage and outer net
The foster mode of housing-case, the mesh diameter selection of interior net cage is 3~7cm, and when reaching the size without fish length, fish can be in Intranet
Freely moved about in case and outer net cage, in this stage, only inwardly net cage feeding all the time, so that the long fish to the size is by interior net cage
It is limited in interior net cage, afterwards in second stage, just first outwards net cage feeding, feeding is all attracted to by the less fish of build
Point, inside net cage feeding again afterwards, the present invention effectively can separate the fish of different building shape, reduce the less fish of build and attacked
Possibility；One the first agitator is set in the centre position of interior net cage, multiple second stirrings are set in the bottom of outer net cage
Device, 1~2h after inside net cage feeding opens the first agitator and the second agitator, and the first agitator can strengthen Intranet
Current between case and outer net cage, improve the liveness of fish.
Brief description of the drawings
Fig. 1 is the lateral plan of outer net cage of the present invention and interior net cage；
Fig. 2 is the top view of outer net cage of the present invention and interior net cage.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
As depicted in figs. 1 and 2, the present invention provides a kind of method that use can separate the fish culture in net pen of different building shape fish,
Comprise the following steps：Step 1: providing an interior net cage 2 and an outer net cage 1, the interior net cage 2 is arranged on the outer net cage 1
Inside, positioned at a corner of the outer net cage 1, the mesh diameter of the interior net cage 2 is 3~7cm, the volume of the interior net cage
/ 3rd accumulated for the outer net casing, first agitator 3 is set in the centre position of the interior net cage, described outer
The bottom of net cage, which is provided with the upside of multiple second agitators 4, the interior net cage, is connected with the first feeding pipe 6, and described first throws
The upper end cover of oesophagus from the outer net cage is passed through, and the first feeding pipe is located at the centre position of the upside of the interior net cage,
The upper end cover of the outer net cage is connected with the second feeding pipe 7, and the second feeding pipe 7 is located at another angle of the outer net cage
Fall；Step 2: being bred fish fry in the outer net cage；Step 3: when the mesh of the not up to interior net cage of the bust of all fries
During diameter, then fish meal is put into the interior net cage by the first feeding pipe；The bust of fry to be had exceedes the net of interior net cage
Bore dia, bust is limited by the interior net cage more than the fish of the mesh diameter of interior net cage and can not swum to outer net cage, is first led to
Feeding in the second outside net cage of feeding pipe is crossed, feeding continues 20~30min, pass through the inside net cage feeding of the first feeding pipe again afterwards
2~3min；1~2h after inside net cage feeding, opens first agitator 3 and second agitator 4, persistently stirs
Mix 1~2h.
Intranet housing-case is located in outer net cage by the present invention, is bred fish fry in outer net cage.In the bust without fish reaches
During the mesh diameter of net cage, fish can freely move about between interior net cage and outer net cage.In this stage, during each feeding, all
Only inwardly net cage feeding, attracts all fishes all to swim to interior net cage, to ensure when fish length to certain build, to be naturally limited in
In interior net cage.When the bust of fish exceedes the mesh diameter of interior net cage, fish can not swim out of interior net cage, and the only smaller fish of build can be with
Freely move about.Interior net cage is set to be located at a corner of outer net cage in advance, the second feeding pipe is located at another corner of outer net cage, from
And make the feeding point of interior net cage and outer net cage relatively far apart.In second stage, first outwards net cage feeding, treat feeding continue 20~
30min, i.e., the substantially all of less fish of build all moves about to the feeding point of outer net cage, then inside net cage feeding, now due to
Distant, the less fish of build can not move about to interior net cage within 2~3min time.The present invention realizes different building shape
The isolation of fish, reduces the touch opportunity of two kinds of fishes, so as to reduce the possibility that the less fish of build is attacked, it is possible to decrease
The economic loss of raiser.
Meanwhile, the first agitator also is set in the centre position of interior net cage, sets multiple second to stir in the bottom of outer net cage
Device is mixed, the first agitator and the second agitator is opened, the current that the first agitator can strengthen between interior net cage and outer net cage are exchanged,
Second agitator can strengthen the current of outer net cage, can improve the liveness of fish.
First agitator and the second agitator are blade, are pivotally connected to motor by driving.
Preferably, described use can separate the method for the fish culture in net pen of different building shape fish, the mesh of the interior net cage
A diameter of 3cm.Different types of fish shows aggressive opportunity difference, and the mesh diameter of interior net cage can determine according to the characteristic of fish
It is fixed.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, in the step 3, throw
Food continues 20min.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, in the step one,
One water pump is set in the outer net cage；In the step 3, one day 9:00 to 18:Between 00, open the water pump, with
Current are formed in the outer net cage.In order to improve the liveness of fish, improve meat, a water pump, water are also set in outer net cage
After pump is opened, a current will be formed in outer net cage, promote fish travelling along current.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, multiple second agitators
Including 4~5 the second agitators.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, the interior net cage it is upper
Side is welded with two hanger bars 5, and the end of the hanger bar 5 has hook, has in the upper end cover of the outer net cage and stretches downwards
A pair of the suspension parts gone out, respectively hang on a suspension part, the interior net cage are hung in the outer net cage.Interior net cage and
Outer net cage is not stationarily connected to together, but is connected by suspended structure, is easy for installation and removal.
Preferably, described use can separate in the method for the fish culture in net pen of different building shape fish, in the step 3,
First agitator and second agitator continue after 1~2h, and first agitator and second agitator enter
Enter the stage alternately opened, first agitator opens 10min every time, and second agitator opens 10min every time, and this is
In order to form irregular current in outer net cage and interior net cage, increase the disturbance of water body, the liveness of fish is improved, so as to improve
Meat, also improves the yield of fish.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (7)
1. a kind of use can separate the method for the fish culture in net pen of different building shape fish, it is characterised in that comprise the following steps：
Step 1: providing an interior net cage and an outer net cage, the interior net cage is arranged on the inside of the outer net cage, positioned at described
One corner of outer net cage, the mesh diameter of the interior net cage is 3~7cm, and the volume of the interior net cage is the outer net casing
Long-pending 1/3rd, first agitator is set in the centre position of the interior net cage, is set in the bottom of the outer net cage
Have and the first feeding pipe is connected with the upside of multiple second agitators, the interior net cage, the first feeding pipe is from the outer net cage
Upper end cover pass through, the first feeding pipe be located at the interior net cage upside centre position, in the upper end of the outer net cage
Lid is connected with the second feeding pipe, and the second feeding pipe is located at another corner of the outer net cage；
Step 2: being bred fish fry in the outer net cage；
Step 3: when all fries bust not up in net cage mesh diameter when, then by the first feeding pipe to described
Input fish meal in interior net cage；The bust of fry to be had exceedes the mesh diameter of interior net cage, and the mesh that bust exceedes interior net cage is straight
The fish in footpath is limited by the interior net cage and can not swum to outer net cage, first passes through feeding in the second outside net cage of feeding pipe, is thrown
Food continues 20~30min, passes through 2~3min of the inside net cage feeding of the first feeding pipe again afterwards；1 after inside net cage feeding
~2h, opens first agitator and second agitator, persistently stirs 1~2h.
2. use as claimed in claim 1 can separate the method for the fish culture in net pen of different building shape fish, it is characterised in that described
The mesh diameter of interior net cage is 3cm.
3. use as claimed in claim 2 can separate the method for the fish culture in net pen of different building shape fish, it is characterised in that described
In step 3, feeding continues 20min.
4. use as claimed in claim 2 can separate the method for the fish culture in net pen of different building shape fish, it is characterised in that described
In step one, a water pump is set in the outer net cage；In the step 3, one day 9：00 to 18：Between 00, institute is opened
Water pump is stated, to form current in the outer net cage.
5. use as claimed in claim 1 can separate the method for the fish culture in net pen of different building shape fish, it is characterised in that multiple
Second agitator includes 4~5 the second agitators.
6. use as claimed in claim 1 can separate the method for the fish culture in net pen of different building shape fish, it is characterised in that described
Two hanger bars are welded with the upside of interior net cage, the end of the hanger bar has hook, has in the upper end cover of the outer net cage
There are a pair of the suspension parts extended downwardly from, respectively hang on a suspension part, the interior net cage is hung in the outer net cage.
7. use as claimed in claim 4 can separate the method for the fish culture in net pen of different building shape fish, it is characterised in that described
In step 3, after first agitator and second agitator continue 1~2h, first agitator and described
Two agitators enter the stage alternately opened, and first agitator opens 10min every time, and second agitator is opened every time
10min。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510350563.8A CN104920262B (en) | 2015-06-23 | 2015-06-23 | A kind of use can separate the method for the fish culture in net pen of different building shape fish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510350563.8A CN104920262B (en) | 2015-06-23 | 2015-06-23 | A kind of use can separate the method for the fish culture in net pen of different building shape fish |
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| Publication Number | Publication Date |
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| CN104920262A CN104920262A (en) | 2015-09-23 |
| CN104920262B true CN104920262B (en) | 2017-08-04 |
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| CN201510350563.8A Active CN104920262B (en) | 2015-06-23 | 2015-06-23 | A kind of use can separate the method for the fish culture in net pen of different building shape fish |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105475187B (en) * | 2015-11-30 | 2018-08-21 | 江苏省海洋水产研究所 | A kind of mixed cultivation method of hybridized prussian carp and Penaeus Vannmei |
| CN105532544B (en) * | 2016-02-01 | 2019-05-31 | 浙江省海洋水产研究所 | Fry grading plant and stage division |
| CN106386615A (en) * | 2016-09-18 | 2017-02-15 | 安庆建金智能科技有限公司 | Hook type cultivation device |
| CN107396860A (en) * | 2017-08-17 | 2017-11-28 | 舒城县万佛湖渔业总公司 | A kind of cultural method of cellular-type net cage feeding mixing fish |
| CN109548728B (en) * | 2018-11-29 | 2021-08-27 | 湖北易达科技服务有限公司 | Small fish-farming net cage for reservoir |
| CN112913725A (en) * | 2021-01-25 | 2021-06-08 | 上海海洋大学 | Wild training device and wild training method for black porgy |
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| CN201986540U (en) * | 2011-05-05 | 2011-09-28 | 成都伍田生物科技有限责任公司 | Fish fry and parent fish separating pond |
| CN203040458U (en) * | 2013-01-31 | 2013-07-10 | 习宏斌 | Trapping type automatic classifying fishing station net |
| CN204070144U (en) * | 2014-08-18 | 2015-01-07 | 杨成胜 | A kind of freshwater shrimp with activity mesh sheet breeds net cage |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2419796A (en) * | 2004-11-09 | 2006-05-10 | Radcliffe Lewis | Tank for the rearing of fish fry |
| JP2007068455A (en) * | 2005-09-06 | 2007-03-22 | Ryoshi Yamazaki | Ornamental aquarium |
| CN201595082U (en) * | 2010-01-13 | 2010-10-06 | 宁波市海洋与渔业研究院 | Multi-layer solid mariculture net cage |
| CN201986540U (en) * | 2011-05-05 | 2011-09-28 | 成都伍田生物科技有限责任公司 | Fish fry and parent fish separating pond |
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| CN104920262A (en) | 2015-09-23 |
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| CP02 | Change in the address of a patent holder |
Address after: 546501 the Guangxi Zhuang Autonomous Region Laibin City Heshan City Electric Road No. 1 Patentee after: Li Chengqi Address before: The 536000 the Guangxi Zhuang Autonomous Region Beihai port city of Tieshan Yingpan Town neighborhood Camp Camp Village No. 138 Patentee before: Li Chengqi |
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Effective date of registration: 20180511 Address after: 546501 1 North Road, Heshan City, Laibin City, the Guangxi Zhuang Autonomous Region. Patentee after: Huang Shiren Address before: 546501 1 North Road, Heshan City, Laibin City, the Guangxi Zhuang Autonomous Region. Patentee before: Li Chengqi |