CN111264449B - Fry survival number metering device based on behavior biology of red swamp crayfish - Google Patents
Fry survival number metering device based on behavior biology of red swamp crayfish Download PDFInfo
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- CN111264449B CN111264449B CN202010188450.3A CN202010188450A CN111264449B CN 111264449 B CN111264449 B CN 111264449B CN 202010188450 A CN202010188450 A CN 202010188450A CN 111264449 B CN111264449 B CN 111264449B
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- 230000004083 survival effect Effects 0.000 title claims abstract description 25
- 241000238030 Procambarus clarkii Species 0.000 title claims abstract description 13
- 239000002023 wood Substances 0.000 claims abstract description 69
- 239000004677 Nylon Substances 0.000 claims abstract description 33
- 229920001778 nylon Polymers 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 9
- 241000238017 Astacoidea Species 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000009395 breeding Methods 0.000 claims description 2
- 230000001488 breeding effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 241000238557 Decapoda Species 0.000 abstract description 19
- 230000008569 process Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract 1
- 230000000366 juvenile effect Effects 0.000 description 5
- 239000013505 freshwater Substances 0.000 description 4
- 230000003542 behavioural effect Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 208000002193 Pain Diseases 0.000 description 2
- 230000009182 swimming Effects 0.000 description 2
- 241001124323 Cherax quadricarinatus Species 0.000 description 1
- 241000938605 Crocodylia Species 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 235000006694 eating habits Nutrition 0.000 description 1
- 241000238565 lobster Species 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 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
- A01K61/00—Culture of aquatic animals
- A01K61/90—Sorting, grading, counting or marking live aquatic animals, e.g. sex determination
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- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Artificial Fish Reefs (AREA)
Abstract
The invention discloses a fry survival number metering device based on behavior biology of red swamp crayfish, which comprises a main body, a wood board frame, a nylon net arranged at the bottom of the wood board frame, and floating blocks arranged at four corners of the wood board frame respectively: the four wood boards form an integrated wood board frame through a mortise and tenon structure; the bottom surface of the wood board frame is provided with a groove, and the nylon net is embedded into the groove and then embedded into the rubber strip for fixation; the top surface of each floating block is provided with two vertically crossed grooves, and four corners of the wood board frame are clamped in the grooves so as to nest the four floating blocks. The invention solves the technical problem of survival number measurement in the process of fishing, transporting and stocking the young shrimps in the prior art.
Description
Technical Field
The invention relates to a fry survival number metering device based on behavioral biology of red crayfish, and belongs to the field of survival number metering of red crayfish fries from fishing, transporting to breeding.
Background
The red crayfish (Cherax quadricarinatus) is also named as Australia freshwater lobster, the original product Australia is exactly like the crayfish in the sea, and the red crayfish is one of the most famous and precious freshwater economic crayfish species in the world. The shrimp body is brownish green, and the top end of the outer side of the crayfish is provided with a fresh red area with membrane quality, so the shrimp is praised as red crayfish. The red-stinging shrimp is generally 50-100 g, the maximum individual is 500-600 g, and the red-stinging shrimp is a fresh water shrimp with strong adaptability. The red swamp crayfish has the advantages of wide eating habits, quick growth, tender meat quality, delicious taste and rich nutrition.
At present, the method and the device for counting aquaculture fish, shrimp and crab fry and the survival number are few, and the method for counting fish fry based on machine vision is invented by Zhulei. The invention relates to a shrimp seed counting device and a shrimp seed counting method, wherein the shrimp seeds and water are placed in a containing cavity of a storage piece and communicated with a swimming lane, and the number of the shrimp seeds passing through the swimming lane is counted by a counting assembly to obtain the number of the shrimp seeds. The survival counting of the shrimp larvae refers to the survival number of the shrimp larvae in the processes of taking, transporting and stocking, the survival number of the shrimp larvae has great influence on the yield and the output value of the shrimps, a survival counting method and a device for the shrimp larvae of the red swamp crayfish are not seen, but the survival counting problem of the shrimp larvae of the red swamp crayfish is a problem which needs to be solved urgently.
The behavioral biology research of the red swamp crayfish shows that the red swamp crayfish belongs to the benthic reptiles, is fond of fresh water, has crawling capability from the young crayfish stage, and likes to crawl into the water, and the invention is designed according to the biological behavioral characteristics.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, provides a fry survival number metering device based on behavior biology of the red crayfish, and solves the technical problem of counting survival number of the young crayfish in the process of fishing, transporting and releasing in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a fry survival number metering device based on behavior biology of red swamp crayfish is characterized in that a main body is a wood board side frame, a nylon net is arranged at the bottom of the wood board side frame, and four corners of the wood board side frame are respectively provided with a floating block; the method is characterized in that:
the wood board frame is a rectangular frame structure formed by four rectangular wood boards in a cuboid shape, wherein: the bottom surfaces of the two long boards serving as long edges are respectively provided with a long groove, the length of each long groove is the same as that of each long board, the width of each long groove is smaller than the thickness of each long board, and the depth of each long groove is smaller than that of each long board; the bottom surfaces of the two wide boards serving as wide edges are respectively provided with a wide groove, the length of the wide groove is equal to that of the wide boards, the width of the wide groove is smaller than that of the wide boards, and the depth of the wide groove is smaller than that of the wide boards;
the nylon net is integrally rectangular, the length of a long side is greater than that of a long wood board, and the length of a wide side is greater than that of a wide wood board; the long edges of the nylon net are all plugged into the long grooves, the wide edges are all plugged into the wide grooves, and rubber strips are plugged into the long grooves and the wide grooves so as to fix the nylon net on the bottom surface of the wood board side frame;
the floating block is a solid polyethylene foam block in a square shape, the top surface of the floating block is provided with two grooves with the same shape and size, and the two grooves are vertically intersected; one end of each groove is connected with the other end of each groove, and the other end of each groove extends to the edge of the top surface;
the four corners of the bottom surface of the wood board frame are respectively provided with a floating block, and two edges of each corner are respectively clamped in two grooves on the top surface of one floating block, so that the wood board frame floats on the water surface, and the nylon net is suspended on the water surface.
In the technical scheme, the length of the long wood board in the wood board frame is 0.4-0.7m, the width is 0.1-0.2m, and the thickness is 0.04-0.7m, preferably 0.05-0.1 m.
In the technical scheme, the wide wood board in the wood board frame has the length of 0.3-0.5m, the width of 0.1-0.2m and the thickness of 0.04-0.7m, preferably 0.05-0.1 m.
In the technical scheme, the depth of the long groove and the depth of the wide groove of the wood board side frame are both 1-5cm, preferably 1-3 cm; the width of each of the two layers is 1-5cm, preferably 1-3 cm. The long sides and the wide sides of the nylon net are respectively embedded into the long grooves and the wide grooves, and then the nylon net is fixed by inserting rubber strips.
In the technical scheme, the mesh of the nylon net is 10-30 meshes.
In the technical scheme, the length, the width and the height of the floating block are respectively 0.1-0.5 m.
In the technical scheme, the width of each groove is 0.1-0.3m, the depth of each groove is 0.04-0.8m, and the length of each groove is 0.08-0.1 m.
According to the invention, the juvenile crayfish of the red swamp crayfish is fished out and transported into the device, and after the juvenile crayfish is stocked for 8-12 hours, the surviving juvenile crayfish can crawl into the pond, and the number of the dead juvenile crayfish in the nylon net is counted, so that the counting of the number of the surviving juvenile crayfish can be realized. Solves the technical problem of survival counting of the young shrimps from fishing, transporting to releasing in the prior art.
Drawings
FIG. 1 is a schematic view of the overall structure of a device for measuring survival rate of seedlings according to the present invention;
FIG. 2 is a schematic view of a wood frame according to the present invention (inverted, bottom-up view);
FIG. 3 is a schematic view of the nylon net of the present invention embedded in the bottom surface of the wood frame and fixed by a rubber strip; (reverse, bottom up schematic);
FIG. 4 is a schematic view of a slider of the present invention;
wherein: 1 is a wood board frame, 11 is a long wood board, 12 is a long groove, 13 is a wide wood board, and 14 is a wide groove; 2 is nylon net, 21 is rubber strip; 3 is a floating block, 31 is a groove.
Detailed Description
The following detailed description of the embodiments of the present invention is provided, but the present invention is not limited to the following description:
a fry survival number metering device based on behavior biology of red swamp crayfish comprises a main body, a wooden frame 1, a nylon net 2, and floating blocks 3, wherein the bottom of the wooden frame is provided with the nylon net 2; as shown in fig. 1-4:
the wood board frame 1 is a rectangular frame structure formed by four rectangular wood boards in a cuboid shape through mortise and tenon joints, wherein: two long boards 11 as long sides are respectively provided with a long groove 12 on the bottom surface, the length of the long groove is the same as that of the long boards, the width of the long groove is smaller than the thickness of the long boards, and the depth of the long groove is smaller than that of the long boards; two wide boards 13 as wide edges, the bottom surfaces of which are respectively provided with a wide groove 14, the length of the wide groove is equal to that of the wide boards, the width of the wide groove is less than the thickness of the wide boards, and the depth of the wide groove is less than that of the wide boards;
the nylon net 2 is integrally rectangular, the length of a long side is greater than that of a long wood board, and the length of a wide side is greater than that of a wide wood board; the long sides of the nylon net are all plugged into the long grooves, the wide sides are all plugged into the wide grooves, and rubber strips 21 are plugged into the long grooves and the wide grooves so as to fix the nylon net on the bottom surface of the wood board side frame;
the floating block 3 is a cube-shaped solid polyethylene foam block, the top surface of the floating block is provided with two grooves 31 which are completely the same in shape and size, and the two grooves are vertically intersected; one end of each groove is connected with the other end of each groove, and the other end of each groove extends to the edge of the top surface;
the four corners of the bottom surface of the wood board frame are respectively provided with a floating block, and two edges of each corner are respectively clamped in two grooves on the top surface of one floating block, so that the wood board frame floats on the water surface, and the nylon net is suspended on the water surface.
In the invention, the long wood board 11 of the wood board frame 1 has a length of 0.4-0.7m, a width of 0.1-0.2m and a thickness of 0.04-0.7m, preferably 0.05-0.1 m.
In the invention, the wide wood board 13 of the wood board frame 1 has a length of 0.3-0.5m, a width of 0.1-0.2m, and a thickness of 0.04-0.7m, preferably 0.05-0.1 m.
In the invention, the depths of the wood board frame 1, the long groove 12 and the wide groove 14 are all 1-5cm, preferably 1-3 cm; the width of each of the two layers is 1-5cm, preferably 1-3 cm. The long sides and the wide sides of the nylon net are respectively embedded into the long grooves and the wide grooves, and then the nylon net is fixed by inserting rubber strips.
In the invention, the mesh of the nylon net 2 is 10-30 meshes.
In the invention, the length, width and height of the floating block 3 are 0.1-0.5m respectively.
In the invention, the width of each groove 31 is 0.1-0.3m, the depth is 0.04-0.8m, and the length is 0.08-0.1 m.
The invention is illustrated below with reference to specific examples:
example 1:
in the embodiment, the length of the long wood board of the wood board side frame 1 is 50cm, the width of the long wood board is 12cm, the thickness of the long wood board is 10cm, the length of the long groove is 50cm, the width of the long groove is 2.5cm, and the depth of the long groove is 2.5 cm; the length of the wide wood board is 40cm, the width of the wide wood board is 12cm, the thickness of the wide wood board is 10cm, the length of the wide groove is 40cm, the width of the wide groove is 2.5cm, and the depth of the wide groove is 2.5 cm.
In this embodiment, the long sides and the wide sides of the 15-mesh nylon net are respectively embedded into the long grooves and the wide grooves, and then the nylon net is fixed by inserting rubber strips.
In the embodiment, the length, the width and the height of the floating block are respectively 20cm, and the length, the width and the depth of the groove on the floating block are 8cm, 10cm and 8cm respectively; the four corners of the wood board frame are clamped in the grooves.
Example 2:
in the embodiment, the length of the long wood board of the wood board side frame 1 is 60cm, the width of the long wood board is 18cm, the thickness of the long wood board is 8cm, the length of the long groove is 60cm, the width of the long groove is 3.5cm, and the depth of the long groove is 3.5 cm; the length of the wide wood board is 45cm, the width of the wide wood board is 18cm, the thickness of the wide wood board is 8cm, and the length of the wide groove is 45cm, the width of the wide groove is 3.5cm, and the depth of the wide groove is 3.5 cm.
In this embodiment, the long sides and the wide sides of the 25-mesh nylon net are respectively embedded into the long grooves and the wide grooves, and then the nylon net is fixed by inserting rubber strips.
In the embodiment, the length, the width and the height of the floating block are respectively 20cm, and the length, the width and the depth of the groove on the floating block are respectively 10cm, 8cm and 8 cm; the four corners of the wood board frame are clamped in the grooves.
The above examples are only for illustrating the technical concept and features of the present invention, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. A fry survival number metering device based on behavior biology of red swamp crayfish comprises a main body, a wooden frame (1), a nylon net (2) arranged at the bottom of the wooden frame, and floating blocks (3) arranged at four corners of the wooden frame; the method is characterized in that:
plank frame (1), the rectangular frame construction that constitutes through the mortise-tenon joint by the plank of four rectangular shapes, wherein: the bottom surfaces of two long boards (11) serving as long sides are respectively provided with a long groove (12), the length of each long groove is the same as that of each long board, the width of each long groove is smaller than the thickness of each long board, and the depth of each long groove is smaller than that of each long board; the bottom surfaces of the two wide wood boards (13) serving as wide edges are respectively provided with a wide groove (14), the length of each wide groove is equal to that of each wide wood board, the width of each wide groove is smaller than the thickness of each wide wood board, and the depth of each wide groove is smaller than that of each wide wood board;
the nylon net (2) is integrally rectangular, the length of the long side is greater than that of the long wood board, and the length of the wide side is greater than that of the wide wood board; the long sides of the nylon net are all plugged into the long grooves, the wide sides are all plugged into the wide grooves, and rubber strips (21) are plugged into the long grooves and the wide grooves so as to fix the nylon net on the bottom surface of the wood board side frame;
the floating block (3) is a solid polyethylene foam block in a square shape, the top surface of the floating block is provided with two grooves (31) with the same shape and size, and the two grooves are vertically intersected; one end of each groove is connected with the other end of each groove, and the other end of each groove extends to the edge of the top surface;
four corners of the bottom surface of the wood board frame are respectively provided with a floating block, and two edges of each corner are respectively clamped in two grooves on the top surface of one floating block, so that the wood board frame floats on the water surface, and the nylon net is ensured to be suspended on the water surface;
taking out and transporting the crayfish fries of the red swamp crayfish into the fry survival number metering device, breeding the crayfish fries for 8-12 hours, enabling the survival crayfish fries to climb into the pond, counting the number of the dead crayfish fries in the nylon net, and metering the number of the survival crayfish fries;
the long wood board (11) of the wood board frame (1) has the length of 0.4-0.7m, the width of 0.1-0.2m and the thickness of 0.04-0.7 m;
the wide wood board (13) of the wood board frame (1) has the length of 0.3-0.5m, the width of 0.1-0.2m and the thickness of 0.04-0.7 m;
the wood board frame (1), the long grooves (12) and the wide grooves (14) are all 1-5cm in depth and 1-5cm in width.
2. The device for counting the survival rate of seedlings according to claim 1, wherein: the nylon net (2) has a 10-30 mesh screen.
3. The device for counting the survival rate of seedlings according to claim 1, wherein: the length, width and height of the floating block (3) are 0.1-0.5m respectively.
4. The device for counting the survival rate of seedlings according to claim 1, wherein: the width of each groove (31) is 0.1-0.3m, the depth is 0.04-0.8m, and the length is 0.08-0.1 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010188450.3A CN111264449B (en) | 2020-03-17 | 2020-03-17 | Fry survival number metering device based on behavior biology of red swamp crayfish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010188450.3A CN111264449B (en) | 2020-03-17 | 2020-03-17 | Fry survival number metering device based on behavior biology of red swamp crayfish |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111264449A CN111264449A (en) | 2020-06-12 |
| CN111264449B true CN111264449B (en) | 2022-05-06 |
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| CN202010188450.3A Expired - Fee Related CN111264449B (en) | 2020-03-17 | 2020-03-17 | Fry survival number metering device based on behavior biology of red swamp crayfish |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101710391A (en) * | 2009-12-14 | 2010-05-19 | 张康德 | Cellular fish (shrimp) seedling counting device |
| CN201766946U (en) * | 2010-08-06 | 2011-03-23 | 烟台百佳水产有限公司 | Aquatic animal fry classifier |
| CN204742209U (en) * | 2015-07-03 | 2015-11-11 | 通海县水产工作站 | Wash convenient photo -induction splash fry rearing box with a net |
| CN206402951U (en) * | 2016-12-17 | 2017-08-15 | 象山港湾水产苗种有限公司 | A kind of device of the Japanese ghost Rockfish live seedlings of high efficiency screening and dead seedling |
| CN207100162U (en) * | 2017-07-18 | 2018-03-16 | 中国水产科学研究院南海水产研究所 | A kind of external hanging scutcheon releases the apparatus for work of fry |
| CN108364059A (en) * | 2018-03-07 | 2018-08-03 | 中国水产科学研究院南海水产研究所 | A kind of shrimp seedling counting device and method of counting |
| NO20170424A1 (en) * | 2017-03-17 | 2018-09-18 | Servicebaat As | Procedure for separating live and dead fish |
| CN209351562U (en) * | 2019-01-09 | 2019-09-06 | 何爱文 | A kind of novel environment friendly hydrology buoy |
| DE102018130232B3 (en) * | 2018-11-29 | 2019-11-14 | Alfred-Wegener-Institut, Helmholtz-Zentrum für Polar- und Meeresforschung | Sorting device for live fish |
-
2020
- 2020-03-17 CN CN202010188450.3A patent/CN111264449B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101710391A (en) * | 2009-12-14 | 2010-05-19 | 张康德 | Cellular fish (shrimp) seedling counting device |
| CN201766946U (en) * | 2010-08-06 | 2011-03-23 | 烟台百佳水产有限公司 | Aquatic animal fry classifier |
| CN204742209U (en) * | 2015-07-03 | 2015-11-11 | 通海县水产工作站 | Wash convenient photo -induction splash fry rearing box with a net |
| CN206402951U (en) * | 2016-12-17 | 2017-08-15 | 象山港湾水产苗种有限公司 | A kind of device of the Japanese ghost Rockfish live seedlings of high efficiency screening and dead seedling |
| NO20170424A1 (en) * | 2017-03-17 | 2018-09-18 | Servicebaat As | Procedure for separating live and dead fish |
| CN207100162U (en) * | 2017-07-18 | 2018-03-16 | 中国水产科学研究院南海水产研究所 | A kind of external hanging scutcheon releases the apparatus for work of fry |
| CN108364059A (en) * | 2018-03-07 | 2018-08-03 | 中国水产科学研究院南海水产研究所 | A kind of shrimp seedling counting device and method of counting |
| DE102018130232B3 (en) * | 2018-11-29 | 2019-11-14 | Alfred-Wegener-Institut, Helmholtz-Zentrum für Polar- und Meeresforschung | Sorting device for live fish |
| CN209351562U (en) * | 2019-01-09 | 2019-09-06 | 何爱文 | A kind of novel environment friendly hydrology buoy |
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| CN111264449A (en) | 2020-06-12 |
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