CN105994196A - Catching device for freshwater opossum shrimps - Google Patents
Catching device for freshwater opossum shrimps Download PDFInfo
- Publication number
- CN105994196A CN105994196A CN201610399766.0A CN201610399766A CN105994196A CN 105994196 A CN105994196 A CN 105994196A CN 201610399766 A CN201610399766 A CN 201610399766A CN 105994196 A CN105994196 A CN 105994196A
- Authority
- CN
- China
- Prior art keywords
- inlet pipe
- water inlet
- shrimp
- adjustable
- height
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000013505 freshwater Substances 0.000 title claims abstract description 15
- 241001275783 Mysida Species 0.000 title abstract 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 85
- 241000238557 Decapoda Species 0.000 claims abstract description 75
- 241000251468 Actinopterygii Species 0.000 claims description 20
- 230000007423 decrease Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 230000004083 survival effect Effects 0.000 abstract description 3
- 230000009182 swimming Effects 0.000 abstract 2
- 230000003938 response to stress Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 230000029264 phototaxis Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 235000013305 food Nutrition 0.000 description 3
- 241001214278 Centriscidae Species 0.000 description 2
- 241001380753 Neomysis awatschensis Species 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010002660 Anoxia Diseases 0.000 description 1
- 241000976983 Anoxia Species 0.000 description 1
- 241000700686 Chaetognatha Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000371997 Eriocheir sinensis Species 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 241001148683 Zostera marina Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000007953 anoxia Effects 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 235000003642 hunger Nutrition 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
A catching device for freshwater opossum shrimps is characterized by comprising a height-adjustable water inlet pipe (1), shrimp guiding plates (2) and a catching net (3); the height-adjustable water inlet pipe is installed in a pond (4) where opossum shrimp catching is about to be carried out, a drain pipe (5) is connected to the lower end of the height-adjustable water inlet pipe, a water outlet of the drain pipe is located in a lower pond (6) adjacent to the pond, and the catching net used for collecting opossum shrimps is installed in the lower pond; one side of each shrimp guiding plate is attached to the height-adjustable water inlet pipe, and the other side of each shrimp guiding plate is attached to the wall of the lower pond so that opossum shrimps swimming along the wall of the pond at night can enter the height-adjustable water inlet pipe under the guidance of the shrimp guiding plate and the action of suction force of water flow and enter the catching net finally. By means of the catching device, the survival rate of opossum shrimps can be greatly increased, the death rate caused by catching can be reduced, and stress response death can be avoided as opossum shrimps enter the catching net in a completely free swimming state.
Description
Technical field
The present invention relates to a kind of aquaculture technology, especially a kind of oppossum shrimp Fishing technology, specifically a kind of utilization
The fresh water oppossum shrimp finishing device of oppossum shrimp life characteristic.
Background technology
The oppossum shrimp overwhelming majority lives in ocean, and fresh water kind is few.Oppossum shrimp in ocean, is distributed widely in offshore with big
Ocean surface, middle level and bottom water in, have battalion swim life and the end dwell life, the end dwell life kind have vertically move night
Habit, become the important set winner of zooplankton.Oppossum shrimp class is widely distributed in ocean, and its habitat is also varied
's.Some lives in bank, and some kinds live in river bend, inner harbor；Have then lives in top layer, ocean, middle level or deep layer；Also have
Live in seabed, even live in depths, cave, eye degeneration；Also have hides among underwater sediment, or seeks connections with in sea
On algae.The distribution of Neomysis awatschensis is very wide, records its distribution in Japan and Europe, in China north from Liaodong Peninsula with
East, south to Zhejiang, Guangdong seacoast one carry, have been found that its distribution, be the littoral Common Species of northern China.Neomysis awatschensis
Proper salinity level is relatively wide, can in the water that proportion is 1.007-1.028 growth and breeding, suitable temperature range can be from-2 DEG C about-30 DEG C.
The water temperature being suitable to reproduction is between 15-20 DEG C.Oppossum shrimp is heterophagous, both can filter the unicellular alga of food about 10um, it is possible to
With food to the arrow worms more than health several times, Humic Substances of typically all ingesting, the organic debris of bottom and zostera marina.During oppossum shrimp hunger
Can cannibalism.
Fresh water oppossum shrimp is important Fish living body bait and the raw material of shrimp paste, and it extensively moves in the Eriocheir sinensis pool and all kinds of fish pond
In, its fertility is very strong, and getting used to night bands together along pool wall tours around, and has certain phototaxis, therefore fishes for difficulty relatively
Greatly, existing catching method is to use cage to fish for, but this method not only fishes for required time longer (needing about a day), and
And be easy to because in cage, the accumulation of a large amount of oppossum shrimps causes death, and easily suck various small fish and pasture and water, it is impossible to as Fish
Living body bait uses, and the oppossum shrimp finishing device being therefore badly in need of a kind of high effect cleaning of invention solves the demand of fish food.,.
Summary of the invention
It is an object of the invention to fish for the time-consuming of existence and the high problem of mortality rate for existing oppossum shrimp, design is a kind of light
Water oppossum shrimp finishing device.
The technical scheme is that
A kind of fresh water oppossum shrimp finishing device, is characterized in that it includes adjustable for height water inlet pipe 1, leads shrimp plate 2 and fish for 3 groups of net
Becoming, described adjustable for height water inlet pipe 1 is arranged on and seemingly carries out in the pond 4 that oppossum shrimp is fished for, and its upper end can be along with under the water surface
Dropping and decline so that containing in the current adjustable water inlet pipe of energy entry altitude 1 of oppossum shrimp, the lower end of adjustable for height water inlet pipe 1 is even
Being connected to drain pipe 5, the outlet of drain pipe 5 is located close in the low pool 6 in described pond 4, is provided with in low pool 6
Net 3 is fished for for collect oppossum shrimp；Described lead shrimp plate 2 while being affixed, under another side with described adjustable for height water inlet pipe 1
The pool wall in pond 4 is affixed so that the oppossum shrimp toured around along pond 4 pool wall night is under the guiding leading shrimp plate 2 and at the work of current suction
With in the adjustable water inlet pipe of lower entry altitude 1, and eventually enter into and fish in net 3.
Described adjustable for height water inlet pipe 1 is stepless retractable pipe or socket joint type telescoping tube.
The water pipe that described adjustable for height water inlet pipe 1 be can be removably mounted by more piece is connected and forms, and adjacent water pipe passes through grafting
Structure is connected and can separate.
Described adjustable for height water inlet pipe 1 be arranged above the light source 7 for lamp light trapping.
The described quantity leading shrimp plate 2 is two pieces, and it is the pool wall of pool that splayed is arranged on adjustable for height water inlet pipe 1
Between, no matter so that the oppossum shrimp toured around around pool wall of pool with which kind of direction all can be introduced in adjustable for height water inlet pipe 1.
Described low pool 6 is provided with the pumping equipment the most unnecessary water yield discharged.
The control valve installed on described drain pipe 5.
Beneficial effects of the present invention:
Present configuration is simple, and easy to operate, make full use of oppossum shrimp tours around characteristic and phototaxis, makes oppossum shrimp focus on water inlet pipe
Near, oppossum shrimp naturally enters in drain pipe along with current and eventually enters into be fished in net, does not only result in the muddiness of water body, and
And utilize current naturally oppossum shrimp entrance to be fished for passage, it is not necessary to big fishes for net, can realize fishing for of shrimp Seedling, especially may be used
Utilize net cage to collect oppossum shrimp, it is to avoid the time-consuming long and problem of anoxia that cage is fished for, substantially increase the survival rate fished for, carry
High cleanliness factor, has pasture and water hardly and Fish is mixed in oppossum shrimp.
The present invention uses adjustable for height water inlet pipe to can guarantee that continuous print is traped, and stretches as discovery current can not enter in using
In the draw, only need to descend the pressure stretch draw or remove a uppermost saving pipe of water, making to be positioned under the water surface in water.
The finishing device of the present invention, can be greatly improved the survival rate of oppossum shrimp, reduces because fishing for the mortality rate caused, and oppossum shrimp is complete
Full entrance under state of freely moving about fishes for net, will not produce stress dead.
Low-lying water ground or one low pool of excavated by manual work only need to be utilized when the present invention uses, then by connecting drain pipe
Carry out cleaning, fish for continuously, easy to operate.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the present invention.
Fig. 2 is the plan structure schematic diagram of the present invention.
Detailed description of the invention
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1-2.
A kind of fresh water oppossum shrimp finishing device, it includes adjustable for height water inlet pipe 1, leads shrimp plate 2 and fish for net 3 and form, institute
The adjustable for height water inlet pipe 1 stated is arranged on and seemingly carries out in the pond 4 that oppossum shrimp is fished for, under its upper end can be along with the decline of the water surface
Fall is so that containing in the current adjustable water inlet pipe of energy entry altitude 1 of oppossum shrimp, when being embodied as, adjustable for height water inlet pipe 1 can
Use stepless retractable pipe or socket joint type telescoping tube, elastic compression bead 8 can be used to realize the location between each joint telescoping tube, make every effort to overcome when outward
When taking the elastic force of elastic compression bead 8, telescoping tube is the most collapsible or elongates.Adjustable for height water inlet pipe 1 also can be can be removably mounted by more piece
Water pipe is connected and forms, and adjacent water pipe is connected by connected structure and can separate.The lower end of adjustable for height water inlet pipe 1 connects to be had
Drain pipe 5, the outlet of drain pipe 5 is located close in the low pool 6 in described pond 4, be provided with in low pool 6 for
That collects oppossum shrimp fishes for net 3, as it is shown in figure 1, in order to realize timing and can repeatedly fish for, can install when being embodied as on drain pipe
Valve 9.Described leads between the pool wall of pool that shrimp plate 2 is arranged on adjustable for height water inlet pipe 1 in splayed, no matter so that with what
Kind of direction all can be introduced in adjustable for height water inlet pipe 1 around the oppossum shrimp that pool wall of pool is toured around, and every piece that lead shrimp plate 2 with institute
Stating adjustable for height water inlet pipe 1 to be affixed, the pool wall of another side sink 4 is affixed, as in figure 2 it is shown, so that night along pond 4 pool wall
The oppossum shrimp toured around is under the guiding leading shrimp plate 2 and under the effect of current suction in the adjustable water inlet pipe of entry altitude 1, and finally
Entrance is fished in net 3.In order to improve catching rate, when being embodied as, preferably being arranged above at adjustable for height water inlet pipe 1
Light source 7 for lamp light trapping.Low pool 6 can directly utilize pool or hand excavation's formation of hypsography low-lying, passes through draining
Pipe is connected with adjustable for height water inlet pipe 1, for using water wisely, and can be by installing pumping equipment (such as water pump) by low pool 6
Water feed back to other high-order pool or direct feedback in water low 4, as used the mode of direct feedback, the most adjustable for height enter
The drain pipe using level altitude of water pipe 1 replaces, and when Inlet and outlet water realizes balance, water inlet pipe processes under the water surface all the time, nothing
Height need to be adjusted can realize continuous print and fish for.
This needs to carry out oppossum shrimp when fishing for, and carries out, opens light optional night, makes the oppossum shrimp collection that a part of phototaxis is strong
Middle reaches to light source bottom, and other oppossum shrimp along pool wall of pool ring pure time, though which kind of trip to all entering under the guiding leading shrimp plate
Entering the upper end of adjustable for height water inlet pipe, then open drainage channel draining, now, health shrimp can enter in drain pipe last with current
Entrance is fished in net.When in shrimp pond when dropping under water maintain an equal level with telescoping tube, bran Seedling cannot be introduced in water inlet pipe, now can first by
Fish for net to take off and change new net of fishing for, then water inlet pipe presses downward in water or takes down a joint, under just the water in shrimp pond continues
Letting out, continue to fish for, until water inlet pipe can not shrink, if oppossum shrimp fishes for end, draining can being stopped, if still there being oppossum shrimp not catch again
Go out, water inlet pipe can being taken off and make water directly discharge from drain pipe, until being drained by the water in shrimp pond, i.e. completing oppossum shrimp in pond
Fish for.From whole fish for process knowable to, the present invention realizes oppossum shrimp mainly by the circulation characteristic of oppossum shrimp and phototaxis and current
Fish for, whole during will not stir water body, fish for without big net, only probably need to estimate according to Seedling amount and water inlet pipe length
Go out to change the time fishing for net, more during draping, also can close light source.
Part that the present invention does not relate to is the most same as the prior art maybe can use prior art to be realized.
Claims (7)
1. a fresh water oppossum shrimp finishing device, is characterized in that it includes adjustable for height water inlet pipe (1), leads shrimp plate (2) and fish for
Net (3) forms, and described adjustable for height water inlet pipe (1) is arranged on and seemingly carries out in the pond (4) that oppossum shrimp is fished for, and its upper end can be with
The decline of the water surface and decline so that containing in the adjustable water inlet pipe of the current energy entry altitude (1) of oppossum shrimp, adjustable for height enter
The lower end of water pipe (1) connects drain pipe (5), and the outlet of drain pipe (5) is located close to the low pool of described pond (4)
(6), in, it is provided with in low pool (6) and fishes for net (3) for collect oppossum shrimp；Described lead shrimp plate (2) while with institute
Stating adjustable for height water inlet pipe (1) to be affixed, the pool wall of another side sink (4) is affixed so that night tours around along pond (4) pool wall
Oppossum shrimp under leading the guiding of shrimp plate (2) and under the effect of current suction in the adjustable water inlet pipe of entry altitude (1), and finally
Entrance is fished in net (3).
Fresh water oppossum shrimp finishing device the most according to claim 1, is characterized in that described adjustable for height water inlet pipe (1) is
Stepless retractable pipe or socket joint type telescoping tube.
Fresh water oppossum shrimp finishing device the most according to claim 1, it is characterized in that described adjustable for height water inlet pipe (1) by
The water pipe that more piece can be removably mounted is connected and forms, and adjacent water pipe is connected by connected structure and can separate.
Fresh water oppossum shrimp finishing device the most according to claim 1, is characterized in that described adjustable for height water inlet pipe (1)
It is arranged above the light source (7) for lamp light trapping.
Fresh water oppossum shrimp finishing device the most according to claim 1, is characterized in that the described quantity leading shrimp plate (2) is two
Block, it is between the pool wall of pool that splayed is arranged on adjustable for height water inlet pipe (1), no matter so that with which kind of direction around pond
The oppossum shrimp that pool wall is toured around all can be introduced in adjustable for height water inlet pipe (1).
Fresh water oppossum shrimp finishing device the most according to claim 1, is characterized in that described low pool (6) is provided with it
In the unnecessary water yield discharge pumping equipment.
Fresh water oppossum shrimp finishing device the most according to claim 1, is characterized in that being provided with control valve on described drain pipe (5)
Door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399766.0A CN105994196B (en) | 2016-06-08 | 2016-06-08 | Fresh water oppossum shrimp finishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399766.0A CN105994196B (en) | 2016-06-08 | 2016-06-08 | Fresh water oppossum shrimp finishing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105994196A true CN105994196A (en) | 2016-10-12 |
| CN105994196B CN105994196B (en) | 2018-08-31 |
Family
ID=57090907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610399766.0A Expired - Fee Related CN105994196B (en) | 2016-06-08 | 2016-06-08 | Fresh water oppossum shrimp finishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105994196B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107333687A (en) * | 2017-08-02 | 2017-11-10 | 浙江省海洋水产研究所 | A kind of catching method of the new oppossum shrimp in the east of pond culture |
| CN112136774A (en) * | 2020-10-09 | 2020-12-29 | 江苏农牧科技职业学院 | A catch device that is used for pond to support hua and inhale loach |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200938790Y (en) * | 2006-08-02 | 2007-08-29 | 中国水产科学研究院南海水产研究所 | High-low position serial breeding pond |
| CN200987321Y (en) * | 2006-08-01 | 2007-12-12 | 中国水产科学研究院南海水产研究所 | Prawn culture pool |
| CN103004671A (en) * | 2013-01-11 | 2013-04-03 | 中国水产科学研究院黄海水产研究所 | Method for manually hatching palaemon carinicauda indoors and preferentially selecting larvas |
| CN104186439A (en) * | 2014-09-07 | 2014-12-10 | 才越 | Novel trepang fishing device |
| CN104719265A (en) * | 2015-04-15 | 2015-06-24 | 山东西霞口海珍品股份有限公司 | Efficient sea cucumber fishing apparatus |
| CN205161579U (en) * | 2015-12-03 | 2016-04-20 | 厦门金益海生物科技有限公司 | Fairy shrimp hatching apparatus convenient to worm's ovum separation |
-
2016
- 2016-06-08 CN CN201610399766.0A patent/CN105994196B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200987321Y (en) * | 2006-08-01 | 2007-12-12 | 中国水产科学研究院南海水产研究所 | Prawn culture pool |
| CN200938790Y (en) * | 2006-08-02 | 2007-08-29 | 中国水产科学研究院南海水产研究所 | High-low position serial breeding pond |
| CN103004671A (en) * | 2013-01-11 | 2013-04-03 | 中国水产科学研究院黄海水产研究所 | Method for manually hatching palaemon carinicauda indoors and preferentially selecting larvas |
| CN104186439A (en) * | 2014-09-07 | 2014-12-10 | 才越 | Novel trepang fishing device |
| CN104719265A (en) * | 2015-04-15 | 2015-06-24 | 山东西霞口海珍品股份有限公司 | Efficient sea cucumber fishing apparatus |
| CN205161579U (en) * | 2015-12-03 | 2016-04-20 | 厦门金益海生物科技有限公司 | Fairy shrimp hatching apparatus convenient to worm's ovum separation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107333687A (en) * | 2017-08-02 | 2017-11-10 | 浙江省海洋水产研究所 | A kind of catching method of the new oppossum shrimp in the east of pond culture |
| CN112136774A (en) * | 2020-10-09 | 2020-12-29 | 江苏农牧科技职业学院 | A catch device that is used for pond to support hua and inhale loach |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105994196B (en) | 2018-08-31 |
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