CN105638532A - Submerged net cage - Google Patents
Submerged net cage Download PDFInfo
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- CN105638532A CN105638532A CN201610113360.1A CN201610113360A CN105638532A CN 105638532 A CN105638532 A CN 105638532A CN 201610113360 A CN201610113360 A CN 201610113360A CN 105638532 A CN105638532 A CN 105638532A
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- net cage
- inside casing
- descending
- housing
- etting
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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
A submerged net cage structurally comprises an outer frame system, an inner frame, net and counterweight system, a lifting system and a mooring system. The outer frame system comprises an outer frame (1), and the inner frame, net and counterweight system comprises an inner frame (2), netting (4) and a counterweight. The lifting system comprises a transmission device, a sliding wheel system and a control device. The outer frame system can serve as the foundation of the inner frame, net and counterweight system due to weight of the netting and the counterweight, and the inner frame, net and counterweight system is controlled by the lifting system to float in water. The mooring system comprises anchor ropes (10) and anchors (11), and the mooring system is connected with the outer frame (1) through the anchor ropes (10). The submerged net cage can easily ascend and descend, synchronization of floating and submergence is good through a mechanical device, and cost is low.
Description
Technical field
The present invention relates to a kind of for deep-sea breeding can descending net cage, belong to ocean engineering and utilize field.
Background technology
Due to the problem such as excessive amount of fishing, environmental pollution, in world wide, the decline of fishery resources has become global serious problems. The emphasis that world fisheries produces is fished for fishery by traditional hunting formula and is turned to the cultivation fishery supporting formula of herding, and develops the seawater cage culture industry of high economic worth Fish, it has also become the common recognition of countries in the world. Tradition net cage (floating raft type net cage) is the main Types of wherein net cage facility, but the wind loading rating of this cultivation structure is poor, therefore has to select right up and down surface waters as cultivation place. Getting off for many years, some inner bay is excessively developed plus reasons such as inner bay water coke slurry ability are weak, has caused that disease occurs more and more frequent, has seriously constrained the sustainable development of cage culture industry.
Closely during the last ten years, double; two float tube floating (round, the square) net cage of HDPE, drift line type net cage, steel construction floating cage are from external introduction, use and demonstrate its price in China's marine products industry and put into the advantages such as relatively small, monomer marine product yield is big, low in the pollution of the environment, but owing to its overall Anti-Typhoon design of the said goods exists limitation, so big typhoon resistivity is relatively poor. In recent years the limitation of the said goods be vast marine products practitioner cognition, so from abroad having introduced more advanced net cage series, mainly HDPE descending net cage, steel construction descending net cage etc.
HDPE descending net cage refers to the net cage made by hdpe pipe introduced by Norway, this net cage, is fabricated to tube frame by HDPE material, by arranging note/drain pipe, certain depth can be sunken to before typhoon, evade the wave stroke that the water surface is maximum. The double; two float tube elevated live cage of HDPE conventional at present is circular or square, employing is respectively provided with into (row) air valve in double; two float tubes at net cage diameter two ends, enters (row) water valve, by realizing net cage realize down or up in water body toward water filling in double; two float tubes or inflation. It is relatively large in diameter owing to this type of pair of float tube lifts net cage, make the water inlet of net cage down or up process or air inlet uneven at water-filling or inflation, thus causing net cage entire lowering or the imbalance that rises, net cage is easily toppled in water, cause net cage submerged maybe cannot realize the floating of normal condition, to such an extent as to net cage destroys or Fish loss.
Steel truss descending net cage (circular or square) is mainly China and introduces from Japan, and this series products adopts and is uniformly arranged multiple separate type water tank below truss, by realizing down or up in water body of net cage to water filling in water tank or inflation.Owing to this type of steel construction net cage exists multiple water tank, when realizing lifting process, fisherman to configure specialty ship and water tank carries out water-filling or inflation. This cost adding fisherman on the one hand puts into, additionally this water-filling (inflation) mode is very easy to the down or up process water filling of net cage or inflation non-uniform phenomenon occur, thus causing net cage entire lowering or the imbalance that rises, net cage is toppled in water, cause net cage submerged maybe cannot realize the floating of normal condition, to such an extent as to net cage destroys or Fish loss.
In addition above-mentioned descending net cage adopts ball float to ensure its submerged depth in dive process, but in dive process, ball float swims in the water surface all the time. Run into strong typhoon, because ball float swims in the water surface, it is possible to ball float can be caused to destroy so that net cage topples in water, causes damage. In addition in aquaculture net cage device, a large amount of foam ball floats adopted also can produce sea pollution at present.
Therefore, how to ensure that the cultured fishes in net cage and net cage can resist the problem that typhoon just becomes vast aquaculture scientific research institutions, enterprise needs conscientiously to solve simultaneously.
Summary of the invention
Present invention aim at, it is provided that a kind of novel net cage and operational method thereof. It is combined with the respective advantage of existing net cage, the shortcoming overcoming again them, not only there is excellent wind and wave resistance performance, and etting box shape can be kept stable, under keeping the premise that inside and outside good net cage, water body exchanges, improve etting anti-current deformation performance comprehensively, and aquaculture management operation is more convenient, facility investment is relatively economized. Compared to existing descending net cage, the invention solves techniques below problem: 1, realize the dive of net cage for sea farming or float and synchronize, it is to avoid net cage is because of water filling or inflates the asynchronous net cage caused and topples, destroys; 2, foam ball float is cancelled, it is to avoid white pollution; 3, reduce the use of the equipment such as water-filling (inflation), reduce the cost produced.
For this, the invention provides one can descending net cage, its structure includes outer frame system, inside casing net match system, jacking system, mooring system, wherein: outer frame system includes housing; Inside casing net match system includes inside casing, etting, counterweight; Jacking system includes actuating device, pulley system and controls device; Etting, counterweight weight make inside casing net match system based on outer frame system, to be suspended in water by the manipulation of jacking system; Mooring system includes anchor line and anchor ingot, and mooring system is connected with housing by anchor line.
In the present invention, (1) outer frame system includes housing, and whole net cage system is played floating effect, simultaneously works as the effect of the carrying platform as jacking system. Outer frame system mainly adopts high-density polyethylene material, plastic-steel, fiberglass or carbon fibre material, is customized to closing silo, and the volume of its silo gets according to net cage system buoyancy calculations. (2) inside casing net match system, several parts such as including inside casing, etting, counterweight, are the parts of the marine products such as direct cultured fishes, its etting, counterweight choose general with the etting of other aquaculture net cages, counterweight. Etting is arranged on frame, and the frame of etting is made up of stand and lower frame, and wherein stand and lower frame are respectively adopted some cable wires, are alternatively arranged as counterweight. Inside casing net match system is played a supportive role by inside casing at dive, suspension, floating-upward process, for avoiding bigger deformation, affects the activity space of Fish, so it also has certain rigidity and intensity. When needs dive, inside casing top cover close etting, it is prevented that fish dive under water under inside casing net match system in time flee from net cage. (3) jacking system, being connected between housing and inside casing, it is made up of one group of pulley system with stay cord and power transmission shaft, and between interior housing, the number of suspension centre is determined by calculating, normal conditions are the synchronicity ensureing to float, decline, and the number of suspension centre is unsuitable too many.When temperature, weather, water quality are good, inside casing net match system swims in the water surface by jacking system, when there is the disaster being unfavorable for Fish in one or more in every factors such as temperature, weather, water quality, the operation by jacking system of the inside casing net match system, dive is under water, thus hiding disaster. Control device to be arranged on one side of housing, and control whole inside casing net match system. (4) whole net cage system is played anchorage effect by mooring system, and mooring system is connected with housing by anchor line, and the lower end of anchor line is connected with anchor ingot, it is prevented that net cage is blown away by typhoon, ocean current, and anchor system is bigger to the monolithic stability role of net cage.
The structure of inside casing can be selected for steel pipe, shaped steel, it is also possible to selecting the truss of section bar composition, its material can be selected for steel, it is also possible to selects plastic-steel, fiberglass, carbon fibre material, but should be noted that and take measures to prevent seawater corrosion.
The type of the earth anchor of the descending net cage of the present invention is depending on seabed situation, it is possible to ship anchor, stake, anchor block etc.
What the descending net cage of the present invention adopted is planar square net cage system, or adopts circular net cage system.
What the descending net cage of the present invention adopted is hand-operated lifting system, or adopts electric lifting system.
The housing surrounding of the descending net cage of the present invention is provided with additional frame, and its bottom surface can be laid pedal and be formed operating platform, and both sides are provided with guard rail.
The present invention both can be disposed at profundal zone and carried out the cultivation of wind and wave resistance stream, it is possible to be arranged in tradition cage culture sea area, as tradition cage culture industry technology upgrade product, improved cage culture industry anti-typhoon capacity and level of modernization.
Compared with prior art, the present invention obtains and provides the benefit that: 1, net cage lifting realization is relatively easy to, strong by the synchronicity of machinery realization floating, dive. 2, this lifting net cage using appliance is simple, it is simple to operation, that cost relatively inflates descending net cage is cheap. 3, this lifting net cage submerged depth can be controlled by the stay cord of jacking system, can effectively hide typhoon, red tide, the temperature too fast injury to fish of reduction by dive.
Accompanying drawing explanation
Below in conjunction with detailed description of the invention and accompanying drawing, the structure of the detailed description present invention.
Fig. 1 is the system diagram that the net cage entirety of the present invention swims in buoyance;
Fig. 2 is the system diagram of the net cage inside casing net match system diving stations of the present invention;
Fig. 3 is the net cage housing local structure figure of the present invention;
Fig. 4 is the net cage jacking system floor map of the present invention.
In figure, housing 1, inside casing 2, stay cord 3, etting 4, support 5, actuating device 6, stand 7, lower frame 8, pulley 9, anchor line 10, anchor ingot 11.
Detailed description of the invention
As it is shown in figure 1, the one of the present invention can descending net cage, its structure includes outer frame system, inside casing net match system, jacking system, mooring system, wherein: outer frame system includes housing; Inside casing net match system includes inside casing, etting, counterweight; Jacking system includes actuating device, pulley system and controls device; Etting, counterweight weight make inside casing net match system based on outer frame system, to be suspended in water by the manipulation of jacking system; Mooring system includes anchor line and anchor ingot, and mooring system is connected with housing by anchor line.
Wherein, whole net cage system is played floating effect by outer frame system, simultaneously works as the effect of the carrying platform as jacking system. Outer frame system includes housing 1, mainly adopts high-density polyethylene material, is customized to closing silo, and the volume of its silo gets according to net cage system buoyancy calculations.Employing cross section is 700 �� 300mm, and thickness is the HDPE square tube of 25mm, and square tube passes through plastic compression or drawing and forming. The edge upper part of housing is provided with support 5, in order to the installation of jacking system. Inside casing net match system, several parts such as including inside casing 2, etting 4, counterweight, are the parts of the marine products such as direct cultured fishes, wherein etting 4, counterweight choose general with the etting of other aquaculture net cages, counterweight. Inside casing net match system is played a supportive role by inside casing 2 at dive, suspension, floating-upward process, for avoiding bigger deformation, affects the activity space of Fish, so it also has certain rigidity and intensity. Inside casing skeleton adopts �� 100 �� 5 steel pipe, and auxiliary stand adopts �� 76 �� 5 steel pipe. Etting 4 is arranged on frame, and etting frame is made up of stand 7 and lower frame 8, and wherein stand 7 adopts 97 �� 5 cable wires, and lower frame 8 adopts 15 7 �� 5 cable wires. Cable wire also acts as the effect of counterweight simultaneously, under gravity, can resist the buoyancy that inside casing net match system is subject to, keep the spatial configuration of net cage. Jacking system, it is connected between housing 1 and inside casing 2, its by one group of pulley system with stay cord 3 and actuating device 6, control device and form, between internal and external frames 1 and 2, the number of suspension centre is determined by calculating, it is generally the case that for ensureing the synchronicity floating, declining, the number of suspension centre is unsuitable too many, being typically in 3-6, suspension centre place arranges pulley 9, and stay cord 3 is connected through pulley 9 with controlling device. Control device be arranged on housing polygon in while, all the other each limits can be driven by actuating device 6 such as power transmission shaft, gear, change speed gear box etc., drive thereby through stay cord 3 each limit of inside casing to move integrally. Stay cord 3 is �� 40 nylon rope, sets 4 place's junction points. When temperature, weather, water quality are good, inside casing net match system swims in the water surface by jacking system, when there is the disaster being unfavorable for Fish in one or more in every factors such as temperature, weather, water quality, by the operation to jacking system, inside casing net match system dive is under water, thus hiding disaster. Whole net cage system is played anchorage effect by mooring system, and mooring system is connected with housing 1 by anchor line 10, and anchor line is �� 50 nylon rope. The lower end of anchor line 10 is connected with anchor ingot 11, it is prevented that net cage is blown away by typhoon, ocean current, and anchor system is bigger to the monolithic stability role of net cage. The lower limb of housing 1 and inside casing 2 makes fillet, it is simple to inside casing 2 lifts up. Housing 1 and inside casing 2 are close to closely sealed.
When running into the disaster such as typhoon, low temperature and attacking, stay cord 3 can be put down in advance, the control device handling jacking system drives stay cord 3, under balancing weight drags, stay cord 3 is mobile in pulley 9, and suspension centre declines, thus driving inside casing 2 steadily to sink, allow descending net cage entirety uniform and stable sink, enter under water. Wait contrary operation after the calamitous climate such as typhoon, low temperature, descending net cage entirety can be allowed to emerge recovery. Owing to the suspension centre of jacking system is determined by calculating, can guarantee that floating, the synchronicity declined, so smooth operation is uniform, will not topple, and the degree of depth of arbitrarily needs can be dropped to, thus hiding the seawater pollution with certain depth, such as red tide etc. It is down or up in water body that the descending net cage of the present invention need not can realize net cage by water filling or aerating device. And mass action power is controlled, even if manual operation is also feasible. Comprehensive factors above, can significantly save operating cost.
The structure of inside casing can be selected for steel pipe, shaped steel, it is also possible to selecting the truss of section bar composition, its material can be selected for steel, it is also possible to selects plastic-steel, fiberglass, carbon fibre material, but should be noted that and take measures to prevent seawater corrosion. Etting can be selected for the zinc-aluminium-alloy system of corrosion resistance, copper or the combination of stainless steel core rubber peel and makes.
The type of the earth anchor of the descending net cage of the present invention is depending on seabed situation, it is possible to earth anchor, ship anchor, stake, anchor block etc.
What the descending net cage of the present invention adopted is planar square net cage system, or adopts circular net cage system.
What the descending net cage of the present invention adopted is manual overvide, or adopts electric controller.
The housing surrounding of the descending net cage of the present invention is provided with additional frame, and its bottom surface can be laid pedal and be formed operating platform, and both sides are provided with guard rail, to ensure aquaculture management personal security, facilitates breeding production management operation.
The etting of the descending net cage of the present invention is divided into the anti-fishnet clothing of escaping being positioned at undersurface cultivation etting He being positioned on the water surface, cultivation etting and anti-to escape to arrange stress between fishnet clothing exaggerated. The leader height of underwater culture etting sets by the actual grade in marine site, to ensure that cultivate shoal of fish energy dive when severe sea conditions such as typhoon billow hide violent storm and roaring waves damage fish body to safe water depths, anti-on the water surface escapes fishnet clothing, near inside casing 2 edge is monolayer etting, top edge arranges upper limb guiding principle, and upper limb guiding principle tying is to housing; Non-close buoyant rope edge is dual etting, according to actual needs, can within it place the buoyant member with enough buoyancy.
The descending net cage of the present invention enters the detailed description of the invention of Attention problems:
First first completing basis installation at pre-Dinghai District, on the hanger of basis, tying mark redness ball float is to the water surface. Housing 1 and the anchor line 10 of the descending net cage with surface operations platform connect before lower water, by housing 1 and salvage operation floating drum bundle, then hang into water, by less important work ship positionning and fasten, salvage operation floating drum water filling traction inside casing 2 sinks down into designed elevation, by diver's tension cord by predetermined length and anti-run safety rope, inside casing 2 and stay cord 3 are connected, hangs up etting 4, counterweight. Afterwards, diver releases the bundle of casing and salvage operation floating drum, and waterborne the floating of salvage operation pontoon string is pulled away, and namely the descending net cage with surface operations platform has accused.
According to the present invention, outer frame system also switchable materials is fiberglass, anticorrosive steel or wooden frame pattern, generally circular in shape, square or polygon, but is all considered as being within the scope of the present invention.
Above in association with drawings and Examples, the present invention having been schematically described, this description does not have restricted, and shown in the drawings is also an embodiment. It should be appreciated by those skilled in the art, under the technology of the present invention program is enlightened, other people are likely to the design making or equivalence similar to the present invention. It is pointed out that the design aim without departing from the present invention, all apparent changes and similar or equivalent arrangements, be all contained within protection scope of the present invention.
Claims (10)
1. can a descending net cage, its structure includes outer frame system, inside casing net match system, jacking system, mooring system, wherein: outer frame system includes housing (1); Inside casing net match system includes inside casing (2), etting (4), counterweight; Jacking system includes actuating device, pulley system and controls device;Etting, counterweight weight make inside casing net match system based on outer frame system, to be suspended in water by the manipulation of jacking system; Mooring system includes anchor line (10) and anchor ingot (11), and mooring system is connected with housing (1) by anchor line (10).
2. according to claim 1 can descending net cage, it is characterised in that described housing (1) adopts high-density polyethylene material, plastic-steel, fiberglass or carbon fibre material.
3. according to claim 2 can descending net cage, it is characterised in that described housing (1) is customized to closing silo.
4. according to claim 1 can descending net cage, it is characterised in that described housing (1) is provided with support (5), and the actuating device (6) of jacking system and pulley system are arranged on support (5).
5. according to claim 4 can descending net cage, it is characterized in that, the control device of described jacking system is arranged on one side of housing (1), and control whole inside casing net match system, what adopt is hand-operated lifting system or employing electric lifting system, described housing (1) surrounding is provided with additional frame, and its bottom surface can be laid pedal and be formed operating platform, and both sides are provided with guard rail.
6. according to claim 1 can descending net cage, it is characterized in that, the skeleton of described inside casing (2) adopts steel pipe, and inside casing (2) is additionally provided with auxiliary stand, and the steel pipe caliber that auxiliary stand adopts is less than the skeleton of inside casing (2); Etting (4) is arranged on frame, the frame of etting (4) is made up of stand (7) and lower frame (8), wherein stand (7) and lower frame (8) are respectively adopted some cable wires, are alternatively arranged as counterweight.
7. according to claim 1 can descending net cage, it is characterised in that the pulley system of described jacking system is 3-6 in the upper suspension centre number arranged of housing (1).
8. according to claim 7 can descending net cage, it is characterised in that described suspension centre place arranges pulley (9), and stay cord (3) is connected through pulley (9) with control device.
9. according to claim 1 can descending net cage, it is characterised in that described inside casing (2) selects steel pipe or shaped steel, or selects the truss of section bar composition, and its material can be selected for steel, it is also possible to selects plastic-steel, fiberglass or carbon fibre material.
10. according to claim 9 can descending net cage, it is characterised in that described etting (4) can be selected for the zinc-aluminium-alloy system of corrosion resistance, copper or the combination of stainless steel core rubber peel and makes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113360.1A CN105638532A (en) | 2016-03-01 | 2016-03-01 | Submerged net cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113360.1A CN105638532A (en) | 2016-03-01 | 2016-03-01 | Submerged net cage |
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| Publication Number | Publication Date |
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| CN105638532A true CN105638532A (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610113360.1A Pending CN105638532A (en) | 2016-03-01 | 2016-03-01 | Submerged net cage |
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| CN (1) | CN105638532A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813912A (en) * | 2016-12-26 | 2017-06-09 | 浙江海洋大学 | A kind of detection means of used in mariculture net cage |
| CN106818578A (en) * | 2016-12-26 | 2017-06-13 | 浙江海洋大学 | A kind of liftable net cage suitable for sea-farming |
| CN107047418A (en) * | 2017-04-11 | 2017-08-18 | 刘端华 | A kind of deep-sea fish culture cage |
| CN107135998A (en) * | 2017-07-07 | 2017-09-08 | 青岛谊深海洋科技有限公司 | A kind of floating cage Deep sea net cage |
| CN107347771A (en) * | 2017-09-04 | 2017-11-17 | 宜宾县普安镇揽胜种养殖专业合作社 | Rice field aquaculture feeding device |
| CN107396872A (en) * | 2017-09-04 | 2017-11-28 | 宜宾县普安镇揽胜种养殖专业合作社 | The small aquaculture feeding system in rice field |
| CN107996482A (en) * | 2017-12-11 | 2018-05-08 | 中国水产科学研究院渔业机械仪器研究所 | A kind of automatic lifting floating unitary flexible net cage |
| CN108157254A (en) * | 2017-12-14 | 2018-06-15 | 翟玉明 | A kind of interior net cage compound net cage moving up and down |
| CN108719159A (en) * | 2018-07-18 | 2018-11-02 | 苏州开端机电科技有限公司 | One kind can snorkeling truss-like net cage |
| CN109329159A (en) * | 2018-12-06 | 2019-02-15 | 莆田市海发水产开发有限公司 | A kind of anti-red tide buoyant raft abalone culture device |
| TWI820324B (en) * | 2020-03-26 | 2023-11-01 | 劉冠宏 | Fish breeding assembly and fish breeding system |
-
2016
- 2016-03-01 CN CN201610113360.1A patent/CN105638532A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813912B (en) * | 2016-12-26 | 2018-11-20 | 浙江海洋大学 | A kind of detection device of used in mariculture net cage |
| CN106818578A (en) * | 2016-12-26 | 2017-06-13 | 浙江海洋大学 | A kind of liftable net cage suitable for sea-farming |
| CN106813912A (en) * | 2016-12-26 | 2017-06-09 | 浙江海洋大学 | A kind of detection means of used in mariculture net cage |
| CN106818578B (en) * | 2016-12-26 | 2020-08-18 | 浙江海洋大学 | A liftable cage suitable for marine aquaculture |
| CN107047418A (en) * | 2017-04-11 | 2017-08-18 | 刘端华 | A kind of deep-sea fish culture cage |
| CN107135998A (en) * | 2017-07-07 | 2017-09-08 | 青岛谊深海洋科技有限公司 | A kind of floating cage Deep sea net cage |
| CN107396872A (en) * | 2017-09-04 | 2017-11-28 | 宜宾县普安镇揽胜种养殖专业合作社 | The small aquaculture feeding system in rice field |
| CN107347771A (en) * | 2017-09-04 | 2017-11-17 | 宜宾县普安镇揽胜种养殖专业合作社 | Rice field aquaculture feeding device |
| CN107347771B (en) * | 2017-09-04 | 2021-04-13 | 宜宾县普安镇揽胜种养殖专业合作社 | Rice field aquaculture feeding device |
| CN107996482A (en) * | 2017-12-11 | 2018-05-08 | 中国水产科学研究院渔业机械仪器研究所 | A kind of automatic lifting floating unitary flexible net cage |
| CN108157254A (en) * | 2017-12-14 | 2018-06-15 | 翟玉明 | A kind of interior net cage compound net cage moving up and down |
| CN108719159A (en) * | 2018-07-18 | 2018-11-02 | 苏州开端机电科技有限公司 | One kind can snorkeling truss-like net cage |
| CN109329159A (en) * | 2018-12-06 | 2019-02-15 | 莆田市海发水产开发有限公司 | A kind of anti-red tide buoyant raft abalone culture device |
| TWI820324B (en) * | 2020-03-26 | 2023-11-01 | 劉冠宏 | Fish breeding assembly and fish breeding system |
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Application publication date: 20160608 |