CN106359240B - A kind of progressive releasing device of fish self-adapting type - Google Patents
A kind of progressive releasing device of fish self-adapting type Download PDFInfo
- Publication number
- CN106359240B CN106359240B CN201610708398.3A CN201610708398A CN106359240B CN 106359240 B CN106359240 B CN 106359240B CN 201610708398 A CN201610708398 A CN 201610708398A CN 106359240 B CN106359240 B CN 106359240B
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- China
- Prior art keywords
- channel
- temporarily
- net
- fish
- releasing device
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- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/02—Receptacles specially adapted for transporting live fish
Abstract
The present invention discloses a kind of progressive releasing device of fish self-adapting type, it include: temporarily to support device and releasing device, the temporarily feeding device is equipped with temporarily feeding channel, the releasing device releases channel by least one and forms, it is described to release the frame that channel includes " Y shape ", the frame peripheral is equipped with the different filter screen of mesh size, the channel both ends open and wherein open at one end corresponding with the temporary feeding channel of the temporarily feeding device of releasing.Apparatus of the present invention are easy, easy, practical, and various fixed point sea areas is suitble to release；By the application of the technical methods such as reasonable effective biology, physics, it can effectively control fry and enter the death rate behind sea, improve the survival rate released to the maximum extent.
Description
Technical field
The present invention relates to enhancement releasing technical fields, more particularly to a kind of progressive releasing device of fish self-adapting type.
Background technique
Current fishery resources decline is serious, to repair impaired marine ecosystems, restores fishery resources, government with it is at different levels
Department in charge of fisheries has carried out long-term effort, and enhancement releasing work has turned on for many years, but its ecological efficiency and effect assessment side
To the scientific method for still lacking standard.Enhancement releasing is directly entered based on sea with open, What is more directly from the bank, ship side to
Marine to topple over proliferation seed, because of the difference of the breeding environment of seed and natural sea area, many is released after seed is dumped into sea
Death is turned over, the efficiency of the practice of enhancement releasing has been seriously affected.
It is main at present to release there are two types of modes: first is that being released by Ship Transportation to sea；First is that directly passing through on bank
Fish pass is crossed to release.Ship Transportation to sea release be than major enhancement releasing by way of.Mainly filled using polybag
Enter suitable oxygen, make fish keep not the state of anoxic transported to sea and released.Easy to operate, cost is relatively low, institute
By relatively broad use.However, being filled with that amount of oxygen is limited due to polybag, the time of transport is once too long, plastics
Water-in-bag temperature can generally also increase, and it is dead due to anoxic to will lead to the fry released.In the transportational process of polybag, due to putting
The density for flowing fry is excessive, generates between Yu Yuyu and squeezes wound, directly results in fry body surface and is damaged, easily infection germ morbidity or dead
It dies, releases survival rate to reduce, ecological risk also is generated to the aquatile of natural water area.It is marine being poured into from polybag
During this, the environmental change of fry existence is excessive, and the fry released can be dead because inadaptable, leads to the survival rate released
It is greatly reduced.
Directly passing through fish pass to release on bank is the second way released at present.It mainly utilized fish slideway or borrowed
The slope for helping harbour and sea allows fish to be slipped to marine mode and is released.This mode is equally easy to operate, reduces transport
Cost is also often used.During releasing, crossing fish pass can add seawater to be lubricated, and fish is made to rub during the fall damage
Wound reduces, despite this, water flow is too urgent due to the excessive velocities of landing, fry is sliding damage when dropping into the sea it is bigger, it is caused
It is dead also relatively high.In addition the collision between fish and fish can also make the aggravation of wounding of fry during the fall, to reduce
Release the survival rate of fry.Which releases place and releases fry and excessively concentrate, and is releasing fry also not in natural water area
The netting gear for the fishing fries such as reform of nature environment simultaneously spreads apart, and small-sized trawlnet is arranged here, throws the net by part fisherman, largely catches
The fry that releases is fished out, is extremely difficult to expected release effect.
Summary of the invention
The object of the present invention is to provide a kind of progressive releasing devices of fish self-adapting type, exist to solve the above-mentioned prior art
The problem of, greatly improve the survival rate for releasing seed, significant enhancement effect.
To achieve the above object, the present invention provides following schemes: the present invention provides that a kind of fish self-adapting type is progressive to be put
Flow device, comprising: temporarily feeding device and releasing device, the temporarily feeding device are equipped with temporarily feeding channel, and the releasing device is by least one
A to release channel composition, described to release the frame that channel includes " Y shape ", the frame peripheral is equipped with the different mistake of mesh size
Strainer, the channel both ends open and wherein open at one end corresponding with the temporary feeding channel of the temporarily feeding device of releasing.
Optionally, the temporarily feeding device is rotary table cage structure, comprising: at least one float, upper net circle, lower net circle, outer
Enclose fishing net and bottom fishing net；The float is evenly arranged in the upper net circle；Peripheral fishing is provided between the upper and lower net circle
Net, the periphery fishing net are fixedly connected with the upper and lower net circle edge, are equipped with bottom fishing net in lower net circle；The periphery fishing
Net is equipped at least one described temporarily feeding channel, and the temporarily feeding one end of the channel is connect with the peripheral fishing net blind stitching, the other end and institute
It states and releases channel connection；The temporarily feeding channel is equipped with the etting that can be opened and closed.
It optionally, further include the anchor being connected by cable wire with the lower net circle.
Optionally, the manrope of cross-fixing is respectively fixedly connected in the upper and lower net circle；It is provided in the lower net circle
At least one lead.
Optionally, it is arranged at least one small rotary table net cage in the temporarily feeding device, the small rotary table cage structure and temporarily
It is identical to support device, mesh size and temporary feeding device fishing net mesh are of different sizes.
Optionally, the channel that releases is three, and described three release channel head and the tail and are sequentially connected, and mesh size is successively
It is incremented by；Described three release channel junction equipped with side opening.
Optionally, described three release channel tail portion and install the etting that can be opened and closed additional respectively.
Optionally, the frame is made of at least six roots of sensation spud pile, and the spud pile bottom is fixed on seabed；The filtering
The excessively described spud pile connection of Netcom.
Optionally, dynamic image acquisition probe is loaded on the spud pile, video camera and indicates the beacon bases of fish in water
Stand at least one of three.
Optionally, rope is connected between the upper and lower net circle, the rope passes through the fishing net.
The technical solution provided according to the present invention has following technical effect that apparatus of the present invention letter compared with prior art
Just, easy, practical, it is suitble to various fixed point sea areas to release；It, can by the application of the technical methods such as reasonable effective biology, physics
Effectively to control the death rate after fry enters sea, the survival rate released is improved to the maximum extent.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings；
Fig. 1 is the present invention temporarily feeding apparatus structure schematic diagram；
Fig. 2 is releasing device schematic diagram of the present invention；
Description of symbols: 1 is temporarily feeding channel, and 2 be frame, and 3 be float, and 4 be upper net circle, and 5 be lower net circle, and 6 be periphery
Fishing net, 7 be bottom fishing net, and 8 be cable wire, and 9 be anchor, and 10 be manrope, and 11 be spud pile.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of progressive releasing devices of fish self-adapting type, to solve of the existing technology ask
Topic, greatly improves the survival rate for releasing seed, significant enhancement effect.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Embodiment one
The present invention provides a kind of progressive releasing device of fish self-adapting type, as depicted in figs. 1 and 2, comprising: temporarily feeding device and
Releasing device, the temporarily feeding device are equipped with temporarily feeding channel 1, the releasing device and release channel by one and form, it is described release it is logical
Road includes the frame 2 of " Y shape ", and 2 periphery of frame is equipped with the different filter screen of mesh size, and the channel both ends that release are opened
Mouthful and it is wherein open at one end corresponding with the temporary feeding channel 1 of the temporarily feeding device.The temporarily feeding device is rotary table cage structure, packet
It includes: at least one float 3, upper net circle 4, lower net circle 5, peripheral fishing net 6 and bottom fishing net 7；The float 3 is evenly arranged in described
In upper net circle 4；Peripheral fishing net 6 is provided between the upper and lower net circle, the periphery fishing net 6 and the upper and lower net circle edge are solid
It is fixed to connect, bottom fishing net 7 is installed in lower net circle 5；The periphery fishing net 6 leads to equipped with a temporarily feeding channel 1, described temporarily support
1 one end of road is connect with peripheral 6 blind stitching of fishing net, and the other end is connect with the channel that releases；The temporarily feeding channel 1 is equipped with energy
The etting being enough opened and closed, the etting can be a knot, control the opening and closing in the temporarily feeding channel 1.Its specific embodiment is such as
Under:
(1) in offshore sea waters, the round net cage that a diameter is 20m is set, device is supported as temporary, for temporarily supporting for putting
The seed (fish, shrimp etc.) of stream；
(2) it may be provided with out the opening that the available slip-knot that a diameter is 20cm is opened and closed in the side of net cage, i.e., temporarily
Channel 1 is supported, so that after unlocking the rope of opening, fish or other seeds for releasing can support seedling from temporary by opening
It is swum out of in the net cage of kind；
(3) the temporarily outer rim connection of feeding 1 opening of channel releases the progressive fish pass excessively of seed self-adapting type, that is, releases channel.Circle
Cylindricality crosses fish pass in the frame connection (have outside frame and swim for releasing seed to the fish outlet in natural sea area) of " word of falling Y " shape.Working as
The opening of openable temporarily feeding net cage at high tides, allows fry to be freely accessible to progressive fish pass excessively；
(4) seed is released releasing in channel, can effectively avoid the natural enemy predation in natural waters, and gradually adaptive
The environmental condition of natural waters.The seed (fry) that releases and sea area can be entered from central fish pass, can also entered from side opening
Sea area reduces, during ebb tide, fry can be gradually to greatly reduce the fry phenomenon dead because squeezing wound with tidal level
It swims to natural sea area, reform of nature habitat.
Embodiment two
The present embodiment be embodiment one further improvement, specifically: the invention also includes by cable wire 8 with it is described off line
The connected anchor 9 of circle.The manrope 10 of cross-fixing is respectively fixedly connected in the upper and lower net circle；It is provided in the lower net circle 5
At least one lead.It is arranged at least one small rotary table net cage in the temporarily feeding device, the small rotary table cage structure is supported with temporary
Device is identical, and mesh size and temporary feeding device fishing net mesh are of different sizes.It is described release channel be three, described three release it is logical
Road head and the tail are sequentially connected, and mesh size is incremented by successively；Described three release channel junction equipped with side opening, and described three put
Circulation road tail portion installs the etting that can be opened and closed additional respectively, or a knot structure releases channel tail portion described in control and opens
It closes.The frame 2 is made of at least six roots of sensation spud pile 11, and 11 bottom of spud pile is fixed on seabed；The filter screen passes through
The spud pile 12 connects.Dynamic image acquisition probe is loaded on the spud pile 11, video camera and indicates the letters of fish in water
Mark at least one of base station three.Rope is connected between the upper and lower net circle, the rope passes through the fishing net.It has
Body embodiment is as follows:
(1) selection current speed is smaller, and it is similar that a truncated cone-shaped is arranged in the offshore sea waters of the smooth bottom of argillo arenaceous type
The device of net cage, i.e., temporarily feeding device (see Fig. 1), for temporarily supporting the seed (fish, shrimp etc.) for releasing, in net cage can it is jacketed not
With the small-sized net cage of mesh, it can be used for releasing the temporary feeding, mixed breeding of different batches, different size, different types of fish before seed, make to put
Stream seed adapts to release the habitat characteristics in sea area, effectively improves the survival rate for releasing seedling seed, improves enhancement releasing culture effect.
(2) the temporarily effect of feeding device is to prevent from releasing seed escape, prevent from harmful organisms from eating up releasing seed, be convenient for simultaneously
Death rate monitoring, the sampling progress fry quality detection of seed sample of seed are released, to guarantee the quality that releases of seed, reduction is put
Seed is flowed to the ecological risk of natural sea area wild varieties.The device is designed as the peripheral fishing net of net circle under net circle and bottom and connects
It connects, junction is attached with polyethylene rope hitch, binds；If it is necessary to which rope can be increased among upper and lower net circle, so that peripheral fishing net is not
Stress, and make rope uniform stressed.Secondly, upper and lower net circle is equipped with bottom fishing net, prevents from releasing seed and escape from temporary feeding device
Ease, meanwhile, the manrope (Fig. 1) of fixed temporarily feeding device is designed in upper and lower net circle, makes that it is equally loaded.Hoop net edge of surfing the Internet is used
Rope is banded with float, temporarily ties attached lead in net circle under feeding device, and power of drifting along is adjustable, is expanded with keeping temporarily supporting the horizontal of device
, pre-stage test proves that buoyancy is that 1.2-1.5 times of heavy power is advisable.
(3) the lower part anchor of entire temporarily feeding device or stake are fixed on seabed, reduce the water of the temporary feeding device under action of ocean current
Translation is dynamic and deforms, and reduces the influence to releasing in seed temporary rearing process.
(4) it may be provided with out the channel that one or more fish swim out of temporarily feeding device in the temporary side for supporting device, i.e., temporarily support
Channel, the channel and main body side etting, i.e., peripheral fishing net, are fixed, other side opening breaks into slip-knot with rope with rope blind stitching
Form, the closure of the manual control access portal, thus control proliferation seed after temporary support from temporary feeding device " to escape
The mode of ease " is swum out of, and the operation for releasing seed is reduced, and completes temporary the domesticating function of the not damaged first stage adaptively released
Energy；
(5) temporarily the outer rim connection fish of feeding device opening adaptively release passageway device.Fish pass two sides are crossed by three pieces
The rectangle mesh sheet that mesh size is sequentially increased connects and composes, and the channel surrounded (has in the frame connection of " word of falling Y " shape outside frame
It swims for releasing seed to the fish outlet in natural sea area).In the opening of openable temporarily feeding net cage as the tide rises, fry is allowed to be freely accessible to
It is progressive to cross fish pass.
(6) in addition, the tail portion of (Fig. 2) or " Y-shaped " can install additional at road junction reinforcing cord rope excessively in fish head device excessively
Etting makes fish in a certain stage residence, to control the time in its reform of nature sea area；And center or the two sides net of each Y-shaped
(Fig. 2) can load dynamic image acquisition probe, video camera or indicate that the beacon base station of fish is come in water in clothing fixing vertical stake
Auxiliary carries out the research of Fish behavior and its movement law.
Apparatus of the present invention are easy, easy, practical, and various fixed point sea areas is suitble to release；Pass through rationally effective biology, physics
The application of equal technical methods, can effectively control fry enters the death rate behind sea, improves the survival rate released to the maximum extent.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For system disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
Invention applies a specific example illustrates the principle and implementation of the invention, above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (6)
1. a kind of progressive releasing device of fish self-adapting type, it is characterised in that: it include: temporarily to support device and releasing device, it is described temporary
It supports device and is equipped with temporary feeding channel, the releasing device releases channel by least one and forms, and the channel that releases includes " Y shape "
Frame, the frame peripheral is equipped with the different filter screen of mesh size, described to release channel both ends open and wherein one end is opened
Mouth is corresponding with the temporary feeding channel of the temporarily feeding device；The channel that releases is three, and described three release channel head and the tail successively
Connection, mesh size are incremented by successively；Described three release channel junction equipped with side opening；The temporarily feeding device is rotary table net
Box structure, including at least one float, upper net circle, lower net circle, peripheral fishing net and bottom fishing net；The float is evenly arranged in institute
It states in net circle；Peripheral fishing net is provided between the upper and lower net circle, the periphery fishing net and the upper and lower net circle edge are solid
It is fixed to connect, bottom fishing net is installed in lower net circle；The periphery fishing net leads to equipped at least one described temporarily feeding channel, described temporarily support
Road one end is connect with the peripheral fishing net blind stitching, and the other end is connect with the channel that releases；The temporarily feeding channel is equipped with can
The etting of opening and closing；The frame is made of at least six roots of sensation spud pile, and the spud pile bottom is fixed on seabed；The filtering Netcom
Cross the spud pile connection；Dynamic image acquisition probe is loaded on the spud pile, video camera and indicates the beacons of fish in water
At least one of base station three.
2. the progressive releasing device of fish self-adapting type according to claim 1, it is characterised in that: further include by cable wire with
The connected anchor of the lower net circle.
3. the progressive releasing device of fish self-adapting type according to claim 1, it is characterised in that: in the upper and lower net circle
It is respectively fixedly connected with the manrope of cross-fixing；At least one lead is provided in the lower net circle.
4. the progressive releasing device of fish self-adapting type according to claim 1, it is characterised in that: the temporarily feeding device inner sleeve
Equipped at least one small rotary table net cage, the small rotary table cage structure is identical as temporary device of supporting, mesh size and temporarily feeding device fishing
Net mesh size is different.
5. the progressive releasing device of fish self-adapting type according to claim 4, it is characterised in that: described three release channel
Tail portion installs the etting that can be opened and closed additional respectively.
6. the progressive releasing device of fish self-adapting type according to claim 1, it is characterised in that: the upper and lower net circle it
Between be connected with rope, the rope passes through the fishing net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610708398.3A CN106359240B (en) | 2016-08-23 | 2016-08-23 | A kind of progressive releasing device of fish self-adapting type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610708398.3A CN106359240B (en) | 2016-08-23 | 2016-08-23 | A kind of progressive releasing device of fish self-adapting type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106359240A CN106359240A (en) | 2017-02-01 |
| CN106359240B true CN106359240B (en) | 2019-05-24 |
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ID=57878219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610708398.3A Expired - Fee Related CN106359240B (en) | 2016-08-23 | 2016-08-23 | A kind of progressive releasing device of fish self-adapting type |
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| Country | Link |
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| CN (1) | CN106359240B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107494365B (en) * | 2017-09-15 | 2020-08-11 | 合肥学院 | Cultured fish transfer channel for communicating circular floating type net cages |
| CN109258521B (en) * | 2018-09-20 | 2021-06-22 | 浙江省海洋水产研究所 | Rotary fish releasing device |
| CN110710484A (en) * | 2019-09-24 | 2020-01-21 | 孙治忠 | Nondestructive proliferation and releasing rescue technology |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030168018A1 (en) * | 2002-02-05 | 2003-09-11 | Matthews Paul C. | Method of establishing clam bed colonies and mobile floating hatchery for implementing same |
| CN204070162U (en) * | 2014-10-09 | 2015-01-07 | 杨成胜 | Floating type silver carp bighead juvenile fish cultivates net cage |
| CN204837541U (en) * | 2015-06-08 | 2015-12-09 | 云南省渔业科学研究院 | Novel fish breed groove of releasing |
| CN105706993A (en) * | 2015-12-31 | 2016-06-29 | 辽宁省海洋水产科学研究院 | Aquaculture seedling multiplication releasing buffer device |
| CN205390014U (en) * | 2016-03-03 | 2016-07-27 | 中国电建集团贵阳勘测设计研究院有限公司 | Fish breed environmental open countryization in station of releasing and support device temporarily |
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2016
- 2016-08-23 CN CN201610708398.3A patent/CN106359240B/en not_active Expired - Fee Related
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| CN106359240A (en) | 2017-02-01 |
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