CN112056279A - Lamplight trapping device and method for young penaeus japonicus - Google Patents
Lamplight trapping device and method for young penaeus japonicus Download PDFInfo
- Publication number
- CN112056279A CN112056279A CN202011046313.2A CN202011046313A CN112056279A CN 112056279 A CN112056279 A CN 112056279A CN 202011046313 A CN202011046313 A CN 202011046313A CN 112056279 A CN112056279 A CN 112056279A
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- Prior art keywords
- trapping
- netting
- support
- shrimp
- fixing
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- 241001124325 Marsupenaeus japonicus Species 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 8
- 241000238557 Decapoda Species 0.000 claims abstract description 52
- 230000000366 juvenile effect Effects 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000005286 illumination Methods 0.000 claims description 5
- 238000001926 trapping method Methods 0.000 claims description 4
- 238000012258 culturing Methods 0.000 claims description 3
- 230000000249 desinfective effect Effects 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 230000004083 survival effect Effects 0.000 abstract description 2
- 235000013372 meat Nutrition 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo 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
- 238000010586 diagram Methods 0.000 description 1
- 238000009364 mariculture Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002319 phototactic effect Effects 0.000 description 1
- 230000029264 phototaxis Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- A01K69/00—Stationary catching devices
- A01K69/04—Fixed nets with traps
-
- 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
- A01K79/00—Methods or means of catching fish in bulk not provided for in groups A01K69/00 - A01K77/00, e.g. fish pumps; Detection of fish; Whale fishery
- A01K79/02—Methods or means of catching fish in bulk not provided for in groups A01K69/00 - A01K77/00, e.g. fish pumps; Detection of fish; Whale fishery by electrocution
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Marine Sciences & Fisheries (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a lamplight trapping device and method for young marsupenaeus japonicus, wherein the lamplight trapping device comprises a fixing device, a lamplight device and a trapping device, the lamplight device and the fixing device are respectively arranged inside the trapping device and outside the top end of the trapping device, the lamplight device is fixedly connected with the fixing device through a trapping lamp support, a connecting hole and a shrimp outlet hole are respectively formed in the inside and the bottom end of the trapping device through a netting support, and a shrimp inlet hole is woven in the side edge of the trapping device through netting. The method has the advantages of simple operation, low cost, small prawn damage, high capture efficiency and high survival rate, is suitable for collecting the young marsupenaeus japonicus in the field and the pond, carries out scientific research on the marsupenaeus japonicus, and has higher practical value and wide application prospect.
Description
Technical Field
The invention relates to the technical field of prawn fishing, in particular to a lamplight trapping device and method for young marsupenaeus japonicus.
Background
The Marsupenaeus japonicus (Marsupenaeus japonicus), also called as the Marsupenaeus japonicus (Kuruma prawn), is also called as the flower shrimp, and is one of the important mariculture species in China, such as Japan, China, Philippines, Australia and the like. The prawn meat is delicious and has strong stress resistance, so that the prawn meat is suitable for long-distance dry dew transportation and is popular with prawn farmers and consumers. In 2018, the breeding yield of the marsupenaeus japonicus reaches 55,228 tons, and huge economic benefits are brought to coastal farmers. Therefore, the marsupenaeus japonicus has great research value. However, the marsupenaeus japonicus is not easy to capture in the young shrimp stage, which brings great difficulty to scientific research. Because the device has strong phototactic habit in the juvenile shrimp stage, the invention provides a simple juvenile shrimp light trapping device and a simple juvenile shrimp light trapping method.
Disclosure of Invention
The invention aims to provide a lamplight trapping device and method for young marsupenaeus japonicus, which are simple to operate, low in cost, small in prawn damage, high in trapping efficiency and survival rate, suitable for collecting the young marsupenaeus japonicus in the field and in the pond, and capable of developing scientific research on the marsupenaeus japonicus, and have high practical value and wide application prospect.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a marsupenaeus japonicus juvenile prawn light trapping device, includes fixing device, lighting device and trapping apparatus, the inside of trapping apparatus is equipped with lighting device and fixing device respectively with the top outside, lighting device is connected fixedly through trapping lamp support and fixing device, the inside of trapping apparatus is equipped with the connecting hole respectively with the bottom through the netting support and goes out the shrimp hole, and its side has woven into the shrimp hole through the netting.
Further, the fixing device comprises a fixing support and a fixing ring, the fixing ring is used for connecting the fixing support and the lighting device, the trapping device comprises a trapping lamp support, a lampshade and a trapping lamp, the trapping lamp support is used for fixing the lampshade, the trapping lamp and a connecting trapping device, the lampshade is conical and used for installing the trapping lamp, the trapping lamp is an incandescent lamp and provides illumination intensity of 7000Lx, the trapping device comprises a netting support and a netting, the netting covers the periphery of the netting support, a shrimp inlet hole and a shrimp outlet hole are formed in the netting, and the shrimp inlet hole is communicated with the shrimp outlet hole through a connecting hole.
Furthermore, the inner diameter of each netting support is a 30cm circular ring made of stainless steel, the vertical distance between every two netting supports is 30cm, and the netting supports support the netting.
Further, the netting is a 40-mesh gauze.
Furthermore, the shrimp inlet is wide at the outside and narrow at the inside, the inner diameter of the outer hole is 5cm, the inner diameter of the inner hole is 2cm, and one passage is formed by connecting netting.
Furthermore, the connecting hole is a hollow ring with the inner diameter of 10cm and is formed by connecting the netting and the netting bracket.
Furthermore, the shrimp outlet is a passage which is 10cm in diameter and is connected by netting.
The light trapping method for the young penaeus japonicus comprises the following steps:
s1, sterilizing and cleaning the light trapping device;
s2, putting and fixing the light trapping device;
s3, turning on and debugging a trapping lamp of the light trapping device;
s4, continuously irradiating the trapping lamp for 15-30 minutes;
s5, collecting and temporarily culturing the marsupenaeus japonicus captured in the capturing device;
s6, cleaning, disinfecting and storing the light trapping device.
The invention has the beneficial effects that:
the device is used for trapping the juvenile shrimps of the marsupenaeus japonicus by using the light according to the phototaxis biological characteristics of the marsupenaeus japonicus, so that a large number of juvenile shrimps can be quickly trapped, the caught juvenile shrimps are convenient to observe, the number of the juvenile shrimps trapped in the device can be judged, and the shrimps can be timely collected and controlled, so that the self-killing or anoxic death caused by excessive marsupenaeus japonicus can be reduced.
The invention has the advantages of simple operation, low device cost, high capture efficiency and small prawn damage, is suitable for collecting the marsupenaeus japonicus larvae in the field and the pond, develops the scientific research of the marsupenaeus japonicus larvae, and has higher practical value and wide application prospect.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: the device comprises a fixing support 1, a fixing ring 2, a lamp trapping support 3, a connecting hole 4, a netting support 5, a lamp trapping 6, a lamp shade 7, a netting 8, a shrimp inlet 9 and a shrimp outlet 10.
Detailed Description
As shown in fig. 1, the lamplight trapping device for young marsupenaeus japonicus comprises a fixing device, a lamplight device and a trapping device, wherein the lamplight device and the fixing device are respectively arranged inside and outside the top end of the trapping device, the lamplight device is fixedly connected with the fixing device through a trapping lamp support 3, a connecting hole 4 and a shrimp outlet hole 10 are respectively formed in the inside and the bottom end of the trapping device through a net support 5, and a shrimp inlet hole 9 is woven in the side edge of the trapping device through a net 8.
The fixing device comprises a fixing support 1 and a fixing ring 2, the fixing support 1 is 100cm in length and made of one of PVC, bamboo poles or wooden sticks, the fixing ring 2 is made of stainless steel, a through hole is formed in the middle of the fixing ring 2 and used for connecting the fixing support 1, the trapping lamp support 3 and a lighting device, the trapping device comprises a trapping lamp support 3, a lampshade 7 and a trapping lamp 6, the trapping lamp support 3 is 30cm in length and made of stainless steel and used for fixing the lampshade 7 and the trapping lamp 6 and connecting the trapping device, the lampshade 7 is conical, the PVC material is used for installing the trapping lamp 6 and ensuring that the illumination of the trapping lamp 6 is intensively irradiated to the water surface of a certain area, the trapping lamp 6 is an incandescent lamp and provides illumination intensity of 5000-7000Lx for providing illumination at night so as to attract the juvenile prawns of the marsupenaeus japonicus to be concentrated in the water body below the light source, the catching device comprises a netting support 5 and a netting 8, wherein the netting 8 covers the periphery of the netting support 5 and is provided with a shrimp inlet hole 9 and a shrimp outlet hole 10 through the netting 8, and the shrimp inlet hole 9 is communicated with the shrimp outlet hole 10 through a connecting hole 4.
The inner diameter of each netting support 5 is a 30cm circular ring made of stainless steel, the vertical distance between every two netting supports 5 is 30cm, and the netting supports 5 support netting 8.
The netting 8 is a 40-mesh gauze and is connected to the netting bracket 5.
The shrimp inlet hole 9 is wide outside and narrow inside, the inner diameter of the outer hole is 5cm, the inner diameter of the inner hole is 2cm, and the young shrimps are not easy to escape after entering the shrimp inlet hole through one of the channels formed by the netting 8.
The connecting hole 4 is a hollow circular ring with the inner diameter of 10cm, is made of stainless steel, is connected with the netting bracket 5 through the netting 8 and is used for transferring the juvenile shrimps in the capturing device from top to bottom.
The shrimp outlet 10 is a passage having a diameter of 10cm and connected by a net 8, and discharges the caught shrimps therefrom.
The light trapping method for the young penaeus japonicus comprises the following steps:
s1, sterilizing and cleaning the light trapping device;
s2, putting and fixing the light trapping device;
s3, turning on and debugging the trapping lamp 6 of the light trapping device;
s4, continuously irradiating the trapping lamp 6 for 15-30 minutes;
s5, collecting and temporarily culturing the marsupenaeus japonicus captured in the capturing device;
s6, cleaning, disinfecting and storing the light trapping device.
The above description is only for the purpose of illustrating the technical solutions of the present invention, and those skilled in the art can make simple modifications or equivalent substitutions on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides a marsupenaeus japonicus juvenile shrimp light trapping device which characterized in that: including fixing device, lighting device and capture device, capture device's inside and the top outside are equipped with lighting device and fixing device respectively, lighting device is connected fixedly through traping lamp support and fixing device, capture device's inside and bottom are equipped with the connecting hole respectively and go out the shrimp hole through the netting support, and its side has woven into the shrimp hole through the netting.
2. The lamplight trapping device for young penaeus japonicus according to claim 1, wherein: the fixing device comprises a fixing support and a fixing ring, the fixing ring is used for connecting the fixing support and a lighting device, the trapping device comprises a trapping lamp support, a lampshade and a trapping lamp, the trapping lamp support is used for fixing the lampshade, the trapping lamp and the connecting trapping device, the lampshade is conical and used for installing the trapping lamp, the trapping lamp is an incandescent lamp and provides illumination intensity of 5000 + 7000Lx, the trapping device comprises a netting support and a netting, the netting covers the periphery of the netting support, a shrimp inlet hole and a shrimp outlet hole are formed in the netting, and the shrimp inlet hole is communicated with the shrimp outlet hole through a connecting hole.
3. The lamplight trapping device for young penaeus japonicus according to claim 1 or 2, wherein: the internal diameter of each netting support is a 30cm circular ring made of stainless steel, the vertical distance between every two netting supports is 30cm, and the netting supports support netting.
4. The lamplight trapping device for young penaeus japonicus according to claim 3, wherein: the netting is a 40-mesh gauze.
5. The lamplight trapping device for young penaeus japonicus according to claim 1 or 2, wherein: the shrimp inlet is wide at the outside and narrow at the inside, the inner diameter of the outer hole is 5cm, the inner diameter of the inner hole is 2cm, and one passage is formed by connecting netting.
6. The lamplight trapping device and method for young penaeus japonicus according to claim 1 or 2, characterized in that: the connecting hole is a hollow ring with the inner diameter of 10cm and is formed by connecting a netting and a netting bracket.
7. The lamplight trapping device and method for young penaeus japonicus according to claim 1 or 2, characterized in that: the shrimp outlet is a passage which has a diameter of 10cm and is connected by netting.
8. A light trapping method for young penaeus japonicus, which adopts the light trapping device for young penaeus japonicus as claimed in any one of claims 1 to 7, characterized by comprising the steps of:
s1, sterilizing and cleaning the light trapping device;
s2, putting and fixing the light trapping device;
s3, turning on and debugging a trapping lamp of the light trapping device;
s4, continuously irradiating the trapping lamp for 15-30 minutes;
s5, collecting and temporarily culturing the marsupenaeus japonicus captured in the capturing device;
s6, cleaning, disinfecting and storing the light trapping device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011046313.2A CN112056279A (en) | 2020-09-29 | 2020-09-29 | Lamplight trapping device and method for young penaeus japonicus |
Applications Claiming Priority (1)
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CN202011046313.2A CN112056279A (en) | 2020-09-29 | 2020-09-29 | Lamplight trapping device and method for young penaeus japonicus |
Publications (1)
Publication Number | Publication Date |
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CN112056279A true CN112056279A (en) | 2020-12-11 |
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CN202011046313.2A Pending CN112056279A (en) | 2020-09-29 | 2020-09-29 | Lamplight trapping device and method for young penaeus japonicus |
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Citations (14)
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JP2008142027A (en) * | 2006-12-11 | 2008-06-26 | Kenji Kubota | Stationary net |
CN202127725U (en) * | 2011-05-30 | 2012-02-01 | 汪曙郅 | Light inducing fishing cage |
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CN107926873A (en) * | 2017-11-09 | 2018-04-20 | 安徽农业大学 | A kind of remote control lifting lamp light trapping net and fishing method |
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CN207927591U (en) * | 2017-12-26 | 2018-10-02 | 湛江市三乐渔业用品有限公司 | A kind of fishing trap |
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CN110973079A (en) * | 2019-11-28 | 2020-04-10 | 中国科学院南海海洋研究所 | Sampling device and method for zooplankton in coral reef area suitable for recipe analysis |
CN111226875A (en) * | 2020-04-03 | 2020-06-05 | 山东省海洋资源与环境研究院 | Box type fishing device |
CN212971309U (en) * | 2020-09-29 | 2021-04-16 | 广东海洋大学 | Light trapping device for juvenile marsupenaeus japonicus |
-
2020
- 2020-09-29 CN CN202011046313.2A patent/CN112056279A/en active Pending
Patent Citations (14)
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JP2008142027A (en) * | 2006-12-11 | 2008-06-26 | Kenji Kubota | Stationary net |
CN202127725U (en) * | 2011-05-30 | 2012-02-01 | 汪曙郅 | Light inducing fishing cage |
CN104094906A (en) * | 2013-04-13 | 2014-10-15 | 池上剑 | Fishing trapper |
CN204206941U (en) * | 2014-09-24 | 2015-03-18 | 威海海斯特钓具股份有限公司 | Light auxiliary trapping fish pot |
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CN110973079A (en) * | 2019-11-28 | 2020-04-10 | 中国科学院南海海洋研究所 | Sampling device and method for zooplankton in coral reef area suitable for recipe analysis |
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