CN212971309U - Light trapping device for juvenile marsupenaeus japonicus - Google Patents
Light trapping device for juvenile marsupenaeus japonicus Download PDFInfo
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- CN212971309U CN212971309U CN202022183114.8U CN202022183114U CN212971309U CN 212971309 U CN212971309 U CN 212971309U CN 202022183114 U CN202022183114 U CN 202022183114U CN 212971309 U CN212971309 U CN 212971309U
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Abstract
The utility model discloses a marsupenaeus japonicus shrimp juvenile light trapping device, the device include fixing device, lighting device and trapping apparatus, trapping apparatus's inside and the top outside are equipped with lighting device and fixing device respectively, lighting device is connected fixedly with fixing device through trapping lamp support, trapping apparatus's inside and bottom are equipped with the connecting hole respectively through the netting support and go out the shrimp hole, and its side has woven into the shrimp hole through the netting. The utility model is simple in operation, with low costs, the shrimp damage is little, capture efficiency and survival rate are high, are applicable to open-air collection and pond and collect the marsupenaeus japonicus shrimp juvenile shrimp, develop marsupenaeus japonicus shrimp scientific research, have higher practical value and wide application prospect.
Description
Technical Field
The utility model relates to a shrimp technical field, concretely relates to marsupenaeus japonicus juvenile prawn light trapping device.
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 it has extremely strong phototaxis habit in the juvenile shrimp stage, consequently, utility model a simple and easy juvenile shrimp light trapping device is imperative.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a marsupenaeus japonicus shrimp juvenile shrimp light trapping device, its easy operation, with low costs, the shrimp damage is little, capture efficiency and survival rate are high, are applicable to field collection and pond and collect marsupenaeus japonicus shrimp juvenile shrimp, develop marsupenaeus japonicus shrimp scientific research, have higher practical value and wide application prospect.
In order to realize the purpose, the utility model discloses a technical scheme is:
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 utility model has the advantages that:
the utility model discloses according to the biological characteristic that the young shrimp of marsupenaeus japonicus trended, use light to trap, not only can catch a large amount of young shrimps fast, the device is convenient for observe the young shrimp after catching moreover, does benefit to the quantity of catching the young shrimp in the judgement device to in time receive the shrimp and control quantity, with reduce marsupenaeus japonicus too much and lead to killing each other or the oxygen deficiency is dead.
The utility model is simple in operation, the device is with low costs, catch efficient, the shrimp damage is little, is applicable to open-air collection and pond and collects the marsupenaeus japonicus shrimp juvenile shrimp, develops marsupenaeus japonicus shrimp scientific research, 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 trapping method of the utility model is as follows:
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 the simple modification or equivalent replacement of the technical solutions of the present invention by those of ordinary skill in the art does not depart from the spirit and scope of the technical solutions of the present invention.
Claims (7)
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 for young penaeus japonicus according to claim 1 or 2, wherein: 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 for young penaeus japonicus according to claim 1 or 2, wherein: the shrimp outlet is a passage which has a diameter of 10cm and is connected by netting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022183114.8U CN212971309U (en) | 2020-09-29 | 2020-09-29 | Light trapping device for juvenile marsupenaeus japonicus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022183114.8U CN212971309U (en) | 2020-09-29 | 2020-09-29 | Light trapping device for juvenile marsupenaeus japonicus |
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| CN212971309U true CN212971309U (en) | 2021-04-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112056279A (en) * | 2020-09-29 | 2020-12-11 | 广东海洋大学 | Lamplight trapping device and method for young penaeus japonicus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112056279A (en) * | 2020-09-29 | 2020-12-11 | 广东海洋大学 | Lamplight trapping device and method for young penaeus japonicus |
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