CN111670843A - Sepia esculenta traps spawning device - Google Patents
Sepia esculenta traps spawning device Download PDFInfo
- Publication number
- CN111670843A CN111670843A CN202010691214.3A CN202010691214A CN111670843A CN 111670843 A CN111670843 A CN 111670843A CN 202010691214 A CN202010691214 A CN 202010691214A CN 111670843 A CN111670843 A CN 111670843A
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- spawning
- trapping
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- sepia
- esculenta
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- 241001441745 Sepia esculenta Species 0.000 title claims abstract description 61
- 229920001778 nylon Polymers 0.000 claims abstract description 33
- 239000004677 Nylon Substances 0.000 claims abstract description 32
- 241000238370 Sepia Species 0.000 claims abstract description 8
- 241000238371 Sepiidae Species 0.000 claims description 18
- 230000017448 oviposition Effects 0.000 claims description 18
- 235000013601 eggs Nutrition 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 5
- 241000251468 Actinopterygii Species 0.000 claims description 4
- 241000238557 Decapoda Species 0.000 claims description 4
- 241001663378 Sepiella maindroni Species 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 241001663395 Sepiella Species 0.000 description 14
- 230000035755 proliferation Effects 0.000 description 8
- 230000004083 survival effect Effects 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000001405 Artemisia annua Nutrition 0.000 description 2
- 240000000011 Artemisia annua Species 0.000 description 2
- 241000893011 Tamaricaceae Species 0.000 description 2
- 235000010185 Tamarix canariensis Nutrition 0.000 description 2
- 235000014265 Tamarix gallica Nutrition 0.000 description 2
- 235000010154 Tamarix ramosissima Nutrition 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000012447 hatching Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241001474374 Blennius Species 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 241000238366 Cephalopoda Species 0.000 description 1
- 241000251511 Holothuroidea Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000029264 phototaxis Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
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Images
Classifications
-
- 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
- A01K61/10—Culture of aquatic animals of fish
- A01K61/17—Hatching, e.g. incubators
-
- 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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention provides a sepia esculenta trapping and spawning device, which solves the technical problems that the existing sepia esculenta trapping and spawning device is easy to damage spawning parents, is not suitable for the habit of repeated spawning of sepia esculenta and influences the spawning amount of sepia esculenta, and is provided with a buoy, a thin nylon rope, a pottery sinker, a bracket and a sepia esculenta trapping and spawning bag, wherein the top end of the thin nylon rope is connected with the buoy, the bottom end of the thin nylon rope is connected with the pottery sinker, the sepia esculenta trapping and spawning bag is of a mesh bag-shaped structure with one open end and one closed end, the sepia esculenta trapping and spawning bag is provided with a funnel body and a barrel body which are mutually communicated, the funnel body is arranged at the opening at one end of the sepia trapping and spawning bag, a hollow spawning channel is arranged in the barrel body, a mesh sheet for the sepia esculenta to spawn is connected in the spawning channel, the other end of the connecting bracket is connected with the thin nylon rope, and the device can be widely applied to a device for trapping and spawning the sepiella maindroni aquatic products.
Description
Technical Field
The invention relates to a device for trapping and spawning, in particular to a device for trapping and spawning sepia esculenta.
Background
Sepia esculenta (Sepia esculenta) also called cuttlefish and cuttlefish belongs to cephalopoda, Sepiales, Sepiidae, and is a broad-temperature migration species. The sea cucumber grows eggs near islands which are favored to have water depth of 5-10 m, high salinity, slow clear water flow, hard substrate and more dense seaweeds, sand blasting and cave habits are generated during egg growing, and parents die after reproduction. The sepia esculenta is widely distributed in the far east sea of russia, the local state, the four countries and the nine states of japan, the west coast and the south coast of korea and the national waters of philippine archipelagia, and is mainly distributed in the middle and the north of the shandong langlan hill, the Qingdao, the yellow sea in China. It has short life cycle, fast generation updating and fast growth, is a good variety with higher economic value and is one of four oceanic fisheries in China.
Since the eighties of the last century, sepia esculenta is under the dual pressure of over-fishing and damage of habitat environment, the environment and production order of a spawning site and a proliferation protection area are threatened, and the resource regeneration capacity is remarkably reduced. The peripheral sea area of Shandong province is an important spawning ground of sepia esculenta, and is listed in local resource proliferation plan of Shandong province in 1992. At present, the sepia esculenta has two proliferation modes, one mode is that the traditional spawning base tamarisk or artemisia annua is used, although the price is low, the sepia esculenta cannot be recycled, and the quantity of the tamarisk and the artemisia annua is obviously reduced due to felling in successive years, so that the land vegetation is greatly damaged; the other adopts a semi-artificial proliferation protection mode, namely collecting the cuttlefish cages attached with the fertilized eggs of the sepia esculenta, and putting the cuttlefish cages into a certain sea area in a centralized manner to naturally hatch the cuttlefish cages for proliferation protection management. The sepia esculenta proliferation and release work is carried out on sunshine coastal areas in Shandong province by utilizing a semi-artificial proliferation protection method, and good economic benefits are obtained.
Although the effect is good when the cuttlefish cage is used as the spawning base, the cuttlefish cage is caught, so that spawning parents are easily damaged, the habit of multiple spawning of the sepiella esculenta is not adapted, and the spawning amount of the sepiella esculenta is influenced; and the cuttlefish cage is complex to manufacture and is not suitable for large-scale proliferation of the sepia esculenta.
Disclosure of Invention
The invention aims to solve the technical defects and provides the sepia esculenta trapping and spawning device which is simple in structure, traps and protects spawning parents, adapts to the habit of sepia esculenta for multiple spawning and ensures the spawning amount of sepia esculenta.
Therefore, the invention provides a sepia esculenta trapping spawning device which is provided with a buoy, a thin nylon rope, a pottery pendant, a bracket and a sepia trapping spawning bag, wherein the top end of the thin nylon rope is connected with the buoy, the bottom end of the thin nylon rope is connected with the pottery pendant, one end of the bracket is fixedly connected to the thin nylon rope, and the other end of the bracket is fixedly connected with the sepia trapping spawning bag;
the cuttlefish trapping spawning bag is of a mesh bag-shaped structure with one end open and the other end sealed, and is provided with a funnel body and a cylinder body which are communicated with each other, wherein the funnel body is arranged at the opening at one end of the cuttlefish trapping spawning bag; the funnel body is of a funnel-shaped structure, and a hollow trapping channel is arranged in the funnel body; the barrel is of a cylindrical structure, and a hollow spawning channel is arranged in the barrel; the trapping channel is set to be in a shape with a large outer opening and a small inner opening, and the inner opening of the trapping channel extends inwards into the spawning channel; an opening at one end of the spawning channel is communicated with the trapping channel through an inner opening; the opening at the other end of the spawning channel is tightly bound and sealed by a sealing rope, and the sealing rope is arranged at the opening at the other end close to the spawning channel and is detachably connected with the barrel; a mesh sheet and a plurality of fixed support rings for the sepia esculenta to lay eggs are arranged in the egg laying channel, and the fixed support rings are arranged at intervals and are respectively connected with the barrel body; the net sheet is detachably connected with one fixed support ring through a connecting rope;
the support is provided with an annular support and a connecting support, the annular support is connected with the edge of the outer opening of the funnel body, one end of the connecting support is vertically connected with the annular support, and the other end of the connecting support is connected with the thin nylon rope.
Preferably, a bait is further arranged in the spawning channel, the bait is fixedly connected to the inner wall of the spawning channel, and the position of the bait is arranged between the inner opening of the induction channel and the net piece.
Preferably, the bait is live small fish or shrimp.
Preferably, the annular bracket is connected with fluorescent powder, and the fluorescent powder is distributed on the whole annular bracket.
Preferably, the mesh is square or round.
The invention has the beneficial effects that: the invention provides a sepia esculenta trapping spawning device, which is provided with a sepia trapping spawning bag, and is placed in water through a buoy, a thin nylon rope and a pottery pendant, so that the sepia esculenta trapping spawn device is simple in structure, on one hand, the activity of sepia esculenta eggs is kept as much as possible, and subsequent hatching work is carried out as soon as possible; on the other hand, a new mesh is replaced in time to prepare for the sepia esculenta to spawn again, so that the spawning amount and the survival rate are increased, and the loss and the cost are greatly reduced; in addition, the cuttlefish trapping oviposition bag effectively protects the cuttlefish during oviposition and prevents external interference, thereby increasing the oviposition amount and survival rate and reducing loss and cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the oviposition trapping bag shown in FIG. 1;
FIG. 3 is a schematic diagram of a partially cut-away view of the sepia esculenta trap oviposition bag shown in FIG. 2 at the mesh;
FIG. 4 is a schematic view of another form of the mesh shown in FIG. 3.
The labels in the figure are: 1. the egg laying device comprises a buoy, 2 fine nylon ropes, 3 pottery weights, 4 supports, 5 golden cuttlefish trapping spawning bags, 6 funnel bodies, 7 barrel bodies, 8 trapping channels, 9 spawning channels, 10 outer openings, 11 inner openings, 12 sealing ropes, 13 meshes, 14 fixing support rings, 15 connecting ropes, 16 buckles, 17 water surfaces, 18 baits, 19 water flow directions, 41 annular supports and 42 connecting supports.
Detailed Description
The invention is further described below in conjunction with the drawings and the specific embodiments to assist in understanding the contents of the invention. The method used in the invention is a conventional method if no special provisions are made; the raw materials and the apparatus used are, unless otherwise specified, conventional commercially available products.
The invention provides a sepia esculenta trapping spawning device which is shown in figures 1 and 2 and is provided with a buoy 1, a thin nylon rope 2, a pottery pendant 3, a support 4 and a sepia trapping spawning bag 5, wherein the top end of the thin nylon rope 2 is fixedly connected with the buoy 1, the bottom end of the thin nylon rope 2 is fixedly connected with the pottery pendant 3, one end of the support 4 is fixedly connected to the thin nylon rope 2, and the other end of the support 4 is fixedly connected with the sepia trapping spawning bag 5.
The cuttlefish trapping oviposit bag 5 is a net bag structure with an opening at one end and a sealing at the other end, and is provided with a funnel body 6 and a cylinder body 7 which are communicated with each other; the funnel body 6 and the cylinder body 7 can be woven by nylon fiber materials, have the characteristics of high wear resistance and good strength elasticity, can also be woven by carbon fiber or glass fiber and other materials, and have good corrosion resistance and high mechanical strength; the mesh size of the oviposition bag 5 for trapping sepia esculenta is usually 0.5cm-3 cm. The funnel body 6 is arranged at an opening at one end of the oviposition bag 5 for trapping sepia esculenta; the funnel body 6 is of a funnel-shaped structure, and a hollow trapping channel 8 is arranged in the funnel body; the cylinder 7 is a cylindrical structure, and a hollow spawning channel 9 is arranged in the cylinder; the trapping channel 8 is provided with a large outer opening 10 and a small inner opening 11, and the inner opening 11 of the trapping channel 8 extends inwards into the spawning channel 9; when the sepiella esculenta enters the spawning channel 9 of the barrel 7 through the trapping channel 8 of the funnel body 6, the sepiella esculenta is difficult to escape through the trapping channel 8 due to the large outer opening 10 and the small inner opening 11 of the trapping channel 8. The one end opening of passageway 9 of laying eggs is linked together through interior opening 11 with traping passageway 8, and the other end opening of passageway 9 of laying eggs adopts the rope 12 of sealing to tie up tightly and seals, seals the rope 12 setting and is being close to the other end opening part of passageway 9 of laying eggs, and is connected with the dismantlement of barrel 7. A mesh 13 and a plurality of fixed support rings 14 for the sepia esculenta to lay eggs are arranged in the egg laying channel 9, and the fixed support rings 14 are arranged at intervals and are respectively connected with the barrel 7; as shown in fig. 3 and 4, the mesh 13 is detachably connected with one of the fixed support rings 14 through a connecting rope 15; the mesh size of the mesh 13 is typically 5cm to 8 cm. After the sepia esculenta lays eggs on the net sheets 13 in the egg laying channel 9, the raiser can open the sealing rope 12, take out the net sheets 13 attached with the fertilized eggs, and then replace the net sheets 13 with new net sheets 13. The detachable connection mode of the mesh 13 and the fixed support ring 14 through the connection rope 15 has various forms, and the mode of binding the two ends of the connection rope 15 with the mesh 13 and the fixed support ring 14 respectively can be adopted, and the mode of a buckle 16 can also be adopted. The fixed support rings 14 arranged at intervals support the spawning channel 9 in the cylinder 7, and prevent the spawning channel 9 from being blocked due to the deformation of the cylinder 7. In addition, the oviposition bag 5 for trapping sepia esculenta is of a mesh bag-shaped structure, so that the sepia esculenta occupies a small space in the transportation process compared with the existing cage.
The bracket 4 is provided with an annular bracket 41 and a connecting bracket 42, the annular bracket 41 is connected with the edge of the outer opening 10 of the funnel body 6, and the annular bracket 41 props up the outer opening 10 of the funnel body 6; one end of the connecting support 42 is vertically and fixedly connected with the annular support 41, the other end of the connecting support 42 is fixedly connected with the thin nylon rope 2, and the connecting support 42 plays a role in fixed connection on one hand and is connected with the funnel body 6 in an integrated structure with the annular support 41 on the other hand. The support 4 may be made of a plastic material, which is strong and durable and corrosion resistant.
When in use, the annular bracket 41 is fixedly connected with the edge of the outer opening 10 of the funnel body 6, and the connecting bracket 42 is fixedly connected with the thin nylon rope 2, namely the sepiella maindroni trapping oviposition bag 5 is fixed on the thin nylon rope 2 through the bracket 4; then one end of a thin nylon rope 2 is fixed on the buoy 1, and the other end of the thin nylon rope 2 is fixed with the pottery pendant 3; then the buoy 1, the thin nylon rope 2 and the pottery pendant 3 are put into water together with the cuttlefish trapping ovipositing bag 5. At the moment, the buoy 1 floats on the water surface 17, and the pottery pendant 3 straightens the thin nylon rope 2 under the action of the gravity of the pottery pendant, so that the thin nylon rope 2 keeps a vertical state in water. The cuttlefish trapping oviposition bag 5 is in suspension state in water under the support of the bracket 4. Fertilized female sepiella esculenta in water swims into the funnel body 6 from the outside, enters the spawning channel 9 of the barrel body 7 through the trapping channel 8 of the funnel body 6, and spawns on the net piece 13 in the spawning channel 9. The sepia esculenta has the habit of spawning for multiple times, after the net pieces 13 are stained with sepia esculenta eggs, the raiser can open the sealing rope 12, take out the net pieces 13 with the sepia esculenta eggs through the openings at the other ends of the trapping channels 8, replace new net pieces 13 and prepare for next spawning of the sepia esculenta, on one hand, the net pieces 13 with the sepia esculenta eggs are taken out in time, so that the activity of the sepia esculenta eggs is kept as much as possible, and subsequent hatching work is carried out as soon as possible; on the other hand, the new mesh 13 is replaced in time to prepare for the sepia esculenta to spawn again, so that the spawning amount and the survival rate are increased, and the loss and the cost are greatly reduced; in addition, the oviposition bag 5 for trapping the sepia esculenta enables the sepia esculenta to be effectively protected during oviposition, external interference is prevented, accordingly, the oviposition amount and the survival rate are increased, and loss and cost are reduced.
It should be noted that the present invention is preferably used in a sea area having a sepia esculenta spawning site to trap wild fertilized sepia esculenta, increase spawning amount and survival rate, and reduce loss and cost. When the invention is used in a sea area with a sepia esculenta spawning site, the buoy 1, the thin nylon rope 2 and the pottery pendant 3 are put into water together with the sepia esculenta trapping spawning bag 5, and the outer opening 10 of the sepia esculenta trapping spawning bag 5 is adjusted to face to the water flow direction 19; because the sepiella esculenta trapping spawning bag 5 is of a mesh bag-shaped structure with one open end and one sealed end, when the water flow direction 19 changes, the sepiella esculenta trapping spawning bag 5 rotates by taking the thin nylon rope 2 as a circle center, so that the thin nylon rope 2 is driven to rotate by the bracket 4, at the moment, the thin nylon rope 2 in a vertical state in water rotates, the outer opening 10 of the sepiella esculenta trapping spawning bag 5 always faces the water flow direction 19, namely the orientation of the outer opening 10 is opposite to the water flow direction 19, and the sepiella esculenta has the life habit of swimming along the water flow direction 19, so that the sepiella esculenta can easily enter the sepiella esculenta trapping spawning bag 5 from the outer opening 10.
In a preferred embodiment, a bait 18 is further arranged in the spawning channel 9, the bait 18 is fixedly connected to the inner wall of the spawning channel 9 and is arranged between the inner opening 11 of the induction channel and the mesh sheet 13, so that sepiella esculenta is attracted to enter the spawning channel 9 from the outside through the induction channel 8.
As a further preferred example, the bait 18 is live small fish or shrimp, and the sepiella esculenta likes to eat live small fish or shrimp, and further induces the sepiella esculenta to enter the spawning passage 9 from the outside through the inducing passage 8.
As a further preferred embodiment, the annular bracket 41 is connected with fluorescent powder, the fluorescent powder is distributed on the entire annular bracket 41, and the sepia esculenta swims in water and has phototaxis, so as to further attract the sepia esculenta to enter the spawning channel 9 from the outside through the induction channel 8.
As a further preferred embodiment, as shown in fig. 3 and 4, the mesh sheet 13 is square or circular.
However, the above description is only an embodiment of the present invention, and should not be taken as limiting the scope of the invention, for example, the ear can be fixed on the body, and the replacement of the equivalent component or the equivalent change and modification made according to the protection scope of the present invention should also fall within the scope of the appended claims.
Claims (5)
1. The sepia esculenta trapping spawning device is characterized by being provided with a buoy, a thin nylon rope, a pottery pendant, a support and a sepia trapping spawning bag, wherein the top end of the thin nylon rope is connected with the buoy, the bottom end of the thin nylon rope is connected with the pottery pendant, one end of the support is fixedly connected to the thin nylon rope, and the other end of the support is fixedly connected with the sepia trapping spawning bag;
the sepia esculenta trapping spawning bag is of a net bag-shaped structure with one end open and the other end sealed, and is provided with a funnel body and a cylinder body which are communicated with each other, wherein the funnel body is arranged at the opening at the one end of the sepia esculenta trapping spawning bag; the funnel body is of a funnel-shaped structure, and a hollow trapping channel is arranged in the funnel body; the barrel is of a cylindrical structure, and a hollow spawning channel is arranged in the barrel; the trapping channel is set to be in a shape with a large outer opening and a small inner opening, and the inner opening of the trapping channel extends inwards into the spawning channel; an opening at one end of the spawning channel is communicated with the trapping channel through the inner opening; the opening at the other end of the spawning channel is tightly bound and sealed by a sealing rope, and the sealing rope is arranged at the opening at the other end close to the spawning channel and is detachably connected with the barrel; a mesh sheet and a plurality of fixed support rings for the sepia esculenta to lay eggs are arranged in the egg laying channel, and the fixed support rings are arranged at intervals and are respectively connected with the barrel; the mesh is detachably connected with one of the fixed support rings through a connecting rope;
the support is provided with an annular support and a connecting support, the annular support is connected with the edge of the outer opening of the funnel body, one end of the connecting support is vertically connected with the annular support, and the other end of the connecting support is connected with the thin nylon rope.
2. The sepia esculenta trapping and spawning device according to claim 1, wherein a bait is further disposed in the spawning channel, the bait is fixedly connected to an inner wall of the spawning channel, and is disposed between the inner opening of the induction channel and the mesh.
3. The cuttlefish trapping and spawning device according to claim 2, wherein the bait is live small fish or shrimp.
4. The sepia esculenta trapping and spawning device according to claim 2, wherein the annular bracket is connected with fluorescent powder, and the fluorescent powder is distributed on the whole annular bracket.
5. The cuttlefish trapping and spawning device according to claim 1, wherein the mesh is square or round.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010691214.3A CN111670843A (en) | 2020-07-17 | 2020-07-17 | Sepia esculenta traps spawning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010691214.3A CN111670843A (en) | 2020-07-17 | 2020-07-17 | Sepia esculenta traps spawning device |
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| CN111670843A true CN111670843A (en) | 2020-09-18 |
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| CN202010691214.3A Pending CN111670843A (en) | 2020-07-17 | 2020-07-17 | Sepia esculenta traps spawning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111543378A (en) * | 2020-06-30 | 2020-08-18 | 威海虹润海洋科技有限公司 | Device of laying eggs is supported temporarily to golden cuttlefish |
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