CN113575527B - Small-scale fishing method for net cage - Google Patents
Small-scale fishing method for net cage Download PDFInfo
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- CN113575527B CN113575527B CN202110896334.1A CN202110896334A CN113575527B CN 113575527 B CN113575527 B CN 113575527B CN 202110896334 A CN202110896334 A CN 202110896334A CN 113575527 B CN113575527 B CN 113575527B
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 241000251468 Actinopterygii Species 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
- 230000007480 spreading Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 235000019688 fish Nutrition 0.000 abstract description 30
- 230000037406 food intake Effects 0.000 abstract description 2
- 235000012631 food intake Nutrition 0.000 abstract description 2
- 241000972773 Aulopiformes Species 0.000 description 6
- 235000019515 salmon Nutrition 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000251464 Coelacanthiformes Species 0.000 description 1
- 241001149724 Cololabis adocetus Species 0.000 description 1
- 241000277299 Salmoniformes Species 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 230000001617 migratory effect Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
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Classifications
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- 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
- A01K69/00—Stationary catching devices
- A01K69/04—Fixed nets with traps
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- 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
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
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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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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
Abstract
A small amount of fishing methods of the net cage, adopt the specialized net cage to breed, the small amount of fishing methods of the net cage include the following steps sequentially: firstly, stopping feeding for 3-5 days by the net cage, so that the fish in the culture area has strong food intake desire; secondly, a telescopic bottom net is arranged at the bottom of the fishing area, and a liftable pull net is arranged between two side walls of the fishing area; thirdly, collecting the bottom net to enable the culture area to be communicated with the fishing area, pulling the net to be in a suspended expanded net state on the side wall of the fishing area, luring the fishes from the culture area to the fishing area after a small amount of bait is thrown into the fishing area, and then closing the bottom of the fishing area after the bottom net is expanded to prevent the fishes from escaping back to the culture area; fourthly, the end part of the pull net is lifted, the fishes are enclosed in the pull net, and the collected fishes are conveyed to a fishing ship by a fish suction pump after being collected. The method provided by the invention can be used for fishing a small amount of fishes in the culture area, is simple to operate, and is convenient for observing the growth condition of the fishes and determining the subsequent culture scheme or fishing scheme.
Description
Technical Field
The invention relates to a small-amount fishing method for a net cage.
Background
Salmon, salmon and saury belong to Osteichthyes, Salmoniformes and Salmon, are mainly distributed in the water areas where the Atlantic ocean, the Pacific ocean and the northern icebound ocean are intersected, belong to highly migratory fish with cold water property, and are known as the "emperor of the ice sea" by the International American food industry. Researches show that both tuna and salmon have delicious meat and rich nutrition and are rich in biological active substances such as EPA, DHA and the like. At present, salmon is mainly cultured artificially through a net cage, generally needs to grow in seawater for two years and can be caught, the growth period is long, the growth condition of the salmon in the net cage needs to be observed regularly, the feeding scheme and the catching period are convenient to determine, the existing catching scheme is generally net-casting type catching, the manual operation intensity is high, and the catching target is not clear enough.
Disclosure of Invention
Aiming at the defects in the problems, the invention provides a small-amount fishing method for net cages.
In order to achieve the purpose, the invention provides a small amount of fishing method of net cages, which adopts a special net cage for cultivation, wherein the net cage comprises a cultivation area frame with a three-dimensional structure, two buoys symmetrically arranged at the upper part of the cultivation area frame, a fishing area frame arranged between the two buoys and integrally formed with the cultivation area frame, and a netting arranged on the cultivation area frame and the fishing area frame;
the bottom of the two fishing areas are respectively communicated with the two culture areas, the bottom of the fishing area is provided with a curtain type telescopic bottom net, and the bottom of the fishing area can be closed after the bottom net is opened and forms two independent areas with the culture areas;
the small-scale fishing method of the net cage sequentially comprises the following steps:
firstly, the whole culture area of the net cage is positioned below the water surface, the opening at the upper end of the fishing area is positioned above the water surface, and the net cage stops eating for 3-5 days, so that fish in the culture area has strong desire to eat;
secondly, pulling the bottom net to one side of the bottom of the catching area to form a net collecting state, communicating the culture area with the catching area, luring the fishes from the culture area to the catching area after a small amount of bait is thrown in the catching area, and then carrying out net tensioning operation on the bottom net to seal the bottom of the catching area and prevent the fishes from escaping back to the culture area;
thirdly, a liftable pull net is arranged between two side walls of the catching area, one end of the pull net is fixed with the upper part of one side wall of the catching area, the other end of the pull net can slide up and down along the other corresponding side wall of the catching area through a longitudinal slide rail mechanism, and one end of the pull net slides to the lower part of the longitudinal slide rail mechanism and is in a suspended catching state in the catching area;
fourthly, the fishing boat stops beside the fishing area, the movable end of the pull net is lifted after sliding along the longitudinal slide rail mechanism, the fish is enclosed in the pull net, and the fish is conveyed to the fishing boat by a fish suction pump after being collected.
As a further improvement of the invention, the catching area frame comprises a top frame formed by enclosing an upper cross beam and an upper side beam, a bottom frame formed by enclosing lower cross beams and lower side beams, and an upright post for connecting the top frame and the bottom frame, wherein the bottom frame and the top of the cultivation area frame are positioned on the same plane and are connected into a whole, one end of a bottom net is fixedly connected with one of the lower side beams of the catching area frame, two lower cross beams of the catching area frame are respectively provided with a transverse slide rail mechanism, and two corresponding side edges of the bottom net are correspondingly connected with the transverse slide rail mechanisms and can slide back and forth along the transverse slide rail mechanisms to form net collecting or net expanding effects.
As a further improvement of the invention, the bottom net and the transverse sliding rail mechanism are in a curtain type structure, the two side edges of the bottom net are provided with positioning buckles in pairs and are uniformly distributed, and the positioning buckles can slide back and forth along the transverse sliding rail mechanism after being connected with the transverse sliding rail mechanism.
As a further improvement of the invention, in the third step, the hauling net comprises a net body, one end of the net body is fixedly connected with one upper cross beam of the frame of the fishing area, two corners on the other end of the net body are respectively provided with a hauling rope, the end part of the hauling rope is connected with a longitudinal slide rail mechanism and can slide up and down along the longitudinal slide rail mechanism, the longitudinal slide rail mechanism is correspondingly arranged on two upright posts of the frame of the fishing area, the hauling net is integrally distributed in the diagonal position in the frame of the fishing area, and the upper part of the longitudinal slide rail mechanism is connected with a driving mechanism.
As a further improvement of the invention, in the third step, when the pull-up net is in a suspended catching state in the catching area, the movable end of the pull-up net leaves a gap from the side wall of the catching area, and the space in the catching area is not divided, so that the fish can move from the space below the pull-up net to the space above the pull-up net from the gap, and the fish can be surrounded in the pull-up net when the pull-up net is subsequently collected.
The invention has the beneficial effects that:
the method has the advantages of convenient fishing, good fishing effect, no damage to the fish and suitability for small-amount fishing, and the overall growth condition of the fish in the net cage is evaluated by observing the fished fish, so that the subsequent culture scheme or fishing scheme can be determined.
Drawings
Fig. 1 is a front view of the net cage;
FIG. 2 is a schematic top view of a framework of a farm;
FIG. 3 is a schematic perspective view of a frame of the fishing area;
FIG. 4 is a schematic structural view of a bottom net in a fishing area in a net collecting state;
FIG. 5 is a schematic structural view of a bottom net in a fishing area in a net-opening state;
FIG. 6 is a schematic structural view of a net in a fishing area under a net-stretching state;
fig. 7 is a schematic structural view of the hauling net in the fishing area in the net collecting state.
In the figure: 1. a float bowl; 2. a farming area frame; 3. netting; 4. a breeding area; 5. a catch area frame; 51. a top frame; 511. a roof side rail; 512. an upper cross beam; 52. a column; 53. a bottom frame; 531. a lower cross beam; 532. a lower edge beam; 6. a fishing area; 7. a transverse slide rail mechanism; 8. a bottom net; 81. positioning buckles; 9. a longitudinal slide rail mechanism; 10. pulling a net; 101. a net body 102 and a traction rope.
Detailed Description
The invention relates to a small amount of fishing methods of net cages, which adopts a special net cage for cultivation, as shown in figure 1, the net cage comprises a cultivation area frame 2 with a three-dimensional structure, two buoys 1 symmetrically arranged at the upper part of the cultivation area frame 2, a fishing area frame 5 arranged between the two buoys 1 and integrally formed with the cultivation area frame 2, and a netting 3 arranged on the cultivation area frame 2 and the fishing area frame 5;
the cultivation area framework 2 is provided with the netting 3 and then is enclosed to form two cultivation areas 4 which are symmetrically distributed, the catching area framework 5 is provided with the netting 3 and then is enclosed to form two catching areas 6 which are symmetrically distributed, the bottoms of the two catching areas 6 are respectively communicated with the two cultivation areas 4, the bottom of the catching area 6 is provided with a curtain type telescopic bottom net 8, and the bottom of the catching area 6 can be closed and forms two independent areas with the cultivation areas 4 after the bottom net 8 is opened;
the catching area frame 5 comprises a top frame 51 formed by enclosing an upper cross beam 512 and an upper cross beam 511, a bottom frame 53 formed by enclosing a lower cross beam 531 and a lower cross beam 532, and an upright post 52 connecting the top frame 51 and the bottom frame 53, wherein the bottom frame 53 and the top of the cultivation area frame 2 are positioned on the same plane and connected into a whole (see fig. 2 and fig. 3), one end of a bottom net 8 is fixedly connected with one lower side beam 532 of the catching area frame 5, two lower cross beams 531 of the catching area frame 5 are respectively provided with a transverse slide rail mechanism 7, two corresponding side edges of the bottom net 8 are correspondingly connected with the transverse slide rail mechanism 7 and can slide back and forth along the transverse slide rail mechanism 7 to form net collecting or net expanding effect, the bottom net 8 and the transverse slide rail mechanism 7 are in a curtain type structure, two side edges of the bottom net 8 are pairwise provided with positioning buckles 81 and are uniformly distributed, the positioning buckle 81 is connected with the transverse sliding rail mechanism 7 and can slide back and forth along the transverse sliding rail mechanism 7;
the small-scale fishing method of the net cage sequentially comprises the following steps:
firstly, the whole culture area 4 of the net cage is positioned below the water surface, the upper end opening of the fishing area 6 is positioned above the water surface, the net cage stops eating for 3-5 days, so that the fish in the culture area 4 has strong food intake desire, because the two culture areas 4 are independent spaces and are not communicated with each other, one culture area 4 can be selected to stop eating or both culture areas 4 can stop eating during actual operation according to the requirement, and the corresponding fishing area 6 is correspondingly selected for fishing;
secondly, pulling the bottom net 8 to one side of the bottom of the fishing area 6 to form a net collecting state, communicating the culture area 4 with the fishing area 6 (see the state shown in figure 4), luring the fish from the culture area 4 to the fishing area 6 after a small amount of bait is thrown in the fishing area 6, then carrying out net spreading operation on the bottom net 8 so as to seal the bottom of the fishing area 6 and prevent the fish from escaping back to the culture area 4 (see the state shown in figure 5), wherein the bottom net 8 in the corresponding fishing area 6 is also selected for operation in the step, and the bottom nets 8 in the two fishing areas 6 can independently work;
thirdly, a liftable pull net 10 is arranged between two side walls of the catching area 6, one end of the pull net 10 is fixed with the upper part of one side wall of the catching area 6, the other end of the pull net 10 can slide up and down along the other corresponding side wall of the catching area 6 through a longitudinal slide rail mechanism 9, and one end of the pull net 10 slides to the lower part of the longitudinal slide rail mechanism 9 and is in a hanging catching state in the catching area 6 (see fig. 6);
in the third step, when the pull-up net 10 is in a suspended catching state in the catching region 6, a gap is reserved between the movable end of the pull-up net and the side wall of the catching region 6, the space in the catching region 6 is not divided, and the fish can move from the space below the pull-up net 10 to the space above the pull-up net 10 from the gap, so that the fish can be surrounded in the pull-up net 10 when the pull-up net 10 is subsequently collected;
in the third step, the hauling net 10 comprises a net body 101, one end of the net body 101 is fixedly connected with one upper cross beam 512 of the catching region frame 5, two corners on the other end of the net body 101 are respectively provided with a hauling rope 102, the end part of the hauling rope 102 is connected with a longitudinal slide rail mechanism 9 and can slide up and down along the longitudinal slide rail mechanism 9, the longitudinal slide rail mechanism 9 is correspondingly arranged on two upright posts 52 of the catching region frame 5, the hauling net 10 is integrally distributed in the catching region frame 5 in a diagonal position, and the upper part of the longitudinal slide rail mechanism 9 is connected with a driving mechanism;
fourthly, the fishing boat stops beside the fishing area 6, the movable end of the pull net 10 is lifted after sliding along the longitudinal slide rail mechanism 9, the fish is enclosed in the pull net 10 (see figure 7), and the fish is conveyed to the fishing boat by a fish suction pump after being collected.
The method has the advantages of convenient fishing, good fishing effect, no damage to the fishes, suitability for small-amount fishing, and capability of determining a subsequent culture scheme or a fishing scheme by observing the whole growth condition of the fishes in the net cage.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A small amount of fishing methods of net cages are characterized in that: a special net cage is adopted for cultivation, and the net cage comprises a cultivation area frame (2) with a three-dimensional structure, two buoys (1) symmetrically arranged at the upper part of the cultivation area frame (2), a catching area frame (5) arranged between the two buoys (1) and integrally formed with the cultivation area frame (2), and netting (3) arranged on the cultivation area frame (2) and the catching area frame (5);
the net clothes (3) are arranged on the cultivation area frame (2) and then are enclosed to form two cultivation areas (4) which are symmetrically distributed, the net clothes (3) are arranged on the catching area frame (5) and then are enclosed to form two catching areas (6) which are symmetrically distributed, the bottoms of the two catching areas (6) are respectively communicated with the two cultivation areas (4), a curtain-type telescopic bottom net (8) is arranged at the bottom of the catching area (6), and the bottom of the catching area (6) can be sealed and forms two independent areas with the cultivation areas (4) after the bottom net (8) is opened;
the small-amount fishing method of the net cage sequentially comprises the following steps:
firstly, the whole culture area (4) of the net cage is positioned below the water surface, the upper end opening of the fishing area (6) is positioned above the water surface, and the net cage stops eating for 3-5 days, so that fish in the culture area (4) has strong desire to eat;
secondly, pulling the bottom net (8) to one side of the bottom of the catching area (6) to form a net collecting state, communicating the culture area (4) with the catching area (6), luring the fish from the culture area (4) to the catching area (6) after a small amount of bait is thrown in the catching area (6), and then carrying out net spreading operation on the bottom net (8) so as to seal the bottom of the catching area (6) and prevent the fish from escaping to the culture area (4);
thirdly, a liftable pull net (10) is arranged between two side walls of the fishing area (6), one end of the pull net (10) is fixed with the upper part of one side wall of the fishing area (6), the other end of the pull net (10) can slide up and down along the other corresponding side wall of the fishing area (6) through a longitudinal slide rail mechanism (9), and one end of the pull net (10) slides to the lower part of the longitudinal slide rail mechanism (9) and is in a suspended fishing state in the fishing area (6);
fourthly, the fishing boat stops beside the fishing area (6), the movable end of the pull net (10) is lifted up after sliding up along the longitudinal slide rail mechanism (9), the fish is enclosed in the pull net (10), and the fish is conveyed to the fishing boat by a fish suction pump after being collected.
2. The small-scale fishing method for net cages according to claim 1, wherein the method comprises the following steps: catch district frame (5) and include top frame (51) that closes formation by entablature (512) and roof beam (511) enclosure, bottom frame (53) that closes formation by bottom end rail (531) and rocker (532) enclosure, stand (52) of connecting top frame (51) and bottom frame (53), bottom frame (53) and breed district frame (2) top are in the coplanar and connect and form integratively, bottom net (8) one end and catch one of them rocker (532) fixed connection of district frame (5), install horizontal slide rail mechanism (7) on two bottom end rail (531) of district frame (5) respectively, this horizontal slide rail mechanism (7) of two corresponding sides of bottom net (8) corresponding connection and can form along horizontal slide rail mechanism (7) round trip movement and receive net or open the net effect.
3. The small-scale fishing method for net cages according to claim 2, wherein the method comprises the following steps: the bottom net (8) and the transverse sliding rail mechanism (7) are of a curtain type structure, the two side edges of the bottom net (8) are provided with positioning buckles (81) in pairs and are uniformly distributed, and the positioning buckles (81) can slide back and forth along the transverse sliding rail mechanism (7) after being connected with the transverse sliding rail mechanism (7).
4. The small-scale fishing method for net cages according to claim 2, wherein the method comprises the following steps: in the third step, the net pulling (10) comprises a net body (101), one end of the net body (101) is fixedly connected with one upper cross beam (512) of the catching area frame (5), two corners of the other end of the net body (101) are respectively provided with a traction rope (102), the end part of the traction rope (102) is connected with a longitudinal slide rail mechanism (9) and can slide up and down along the longitudinal slide rail mechanism (9), the longitudinal slide rail mechanism (9) is correspondingly arranged on two upright posts (52) of the catching area frame (5), the whole net pulling (10) is distributed in the catching area frame (5) in a diagonal position, and the upper part of the longitudinal slide rail mechanism (9) is connected with a driving mechanism.
5. The small-scale fishing method for net cages according to claim 1, wherein the method comprises the following steps: in the third step, when netting (10) is the suspended state of catching in catching district (6), its expansion end leaves the space apart from catching district (6) lateral wall, does not cut apart the space in catching district (6), and the fish can move about to the space above netting (10) from this place space by netting (10) below space to follow-up to enclose the fish in netting (10) when receiving the net to netting (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110896334.1A CN113575527B (en) | 2021-08-05 | 2021-08-05 | Small-scale fishing method for net cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110896334.1A CN113575527B (en) | 2021-08-05 | 2021-08-05 | Small-scale fishing method for net cage |
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| Publication Number | Publication Date |
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| CN113575527A CN113575527A (en) | 2021-11-02 |
| CN113575527B true CN113575527B (en) | 2022-09-13 |
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| CN202110896334.1A Active CN113575527B (en) | 2021-08-05 | 2021-08-05 | Small-scale fishing method for net cage |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20080000855A (en) * | 2006-06-28 | 2008-01-03 | 주식회사 하이닉스반도체 | Method of manufacturing semiconductor device |
| CN201167518Y (en) * | 2008-03-20 | 2008-12-24 | 谢伦生 | Dual-purpose net cage for cultivation and catching |
| CN203206970U (en) * | 2013-05-03 | 2013-09-25 | 象山星旗电器科技有限公司 | Aquatic product finishing culture pond |
| CN107821270A (en) * | 2017-11-23 | 2018-03-23 | 开县蒋太凤养鱼场 | It is provided with the fish culture cage of fishing rack |
| CN107836397A (en) * | 2017-11-23 | 2018-03-27 | 开县蒋太凤养鱼场 | A kind of box fish farm of Novel net |
| CN208708521U (en) * | 2018-08-23 | 2019-04-09 | 成都市农林科学院 | A kind of pond fishing net cage |
| KR20200109120A (en) * | 2019-03-12 | 2020-09-22 | 황정향 | Square billboard for political fishing net |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10959416B2 (en) * | 2018-08-31 | 2021-03-30 | Carp Solutions, LLC | Fishing devices and methods |
-
2021
- 2021-08-05 CN CN202110896334.1A patent/CN113575527B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080000855A (en) * | 2006-06-28 | 2008-01-03 | 주식회사 하이닉스반도체 | Method of manufacturing semiconductor device |
| CN201167518Y (en) * | 2008-03-20 | 2008-12-24 | 谢伦生 | Dual-purpose net cage for cultivation and catching |
| CN203206970U (en) * | 2013-05-03 | 2013-09-25 | 象山星旗电器科技有限公司 | Aquatic product finishing culture pond |
| CN107821270A (en) * | 2017-11-23 | 2018-03-23 | 开县蒋太凤养鱼场 | It is provided with the fish culture cage of fishing rack |
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| KR20200109120A (en) * | 2019-03-12 | 2020-09-22 | 황정향 | Square billboard for political fishing net |
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| CN113575527A (en) | 2021-11-02 |
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