CN106359240A - Fish self-adaptive progressive release device - Google Patents
Fish self-adaptive progressive release device Download PDFInfo
- Publication number
- CN106359240A CN106359240A CN201610708398.3A CN201610708398A CN106359240A CN 106359240 A CN106359240 A CN 106359240A CN 201610708398 A CN201610708398 A CN 201610708398A CN 106359240 A CN106359240 A CN 106359240A
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- Prior art keywords
- passage
- temporarily
- fish
- release
- net
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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 invention discloses a fish self-adaptive progressive release device which comprises a temporary rearing device and a release device, wherein a temporary rearing channel is formed in the temporary rearing device; the release device consists of at least one release channel; the release channels comprise ''inverted Y-shaped'' frames; filtering nets of different meshes are arranged at the peripheries of the frames; two ends of each release channel are opened; and an opening in one end corresponds to the temporary rearing channel of the temporary rearing device. The fish self-adaptive progressive release device is simple, convenient, feasible and practical and is applicable to release in various fixed sea areas; due to adoption of reasonable and effective biological and physical technical methods, the death rate of fries released into sea can be effectively controlled, and the survival rate of release can be increased to the maximum extent.
Description
Technical field
The present invention relates to enhancement releasing technical field, the progressive releasing device of more particularly to a kind of Fish self-adapting type.
Background technology
Current fishery resources decline is serious, for repairing impaired marine ecosystems, recovers fishery resources, government with different levels
Fishery authorities have 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 still lacking standard.Enhancement releasing directly enters based on sea with open, What is more directly from the bank, ship side to
Marine topple over propagation seed because the difference in the breeding environment of seed and natural marine site, many releases after seed is dumped into sea
Stand up death, have a strong impact on the efficiency of the practice of enhancement releasing.
It is main at present that release mode to have two kinds: one be to be released to sea by Ship Transportation；One is directly to pass through on bank
Cross fish pass to release.By Ship Transportation to sea release be than major enhancement releasing by way of.Mainly use plastic bag to fill
Enter appropriate oxygen, make fish keep the state of not anoxia to carry out transport and released to sea.Simple to operate, cost is relatively low, institute
With by relatively broad employing.However, because the be filled with amount of oxygen of plastic bag is limited, the time of transport is once long, plastics
Water-in-bag temperature generally also can raise, and the fry leading to release is dead because of anoxia.In the transportation of plastic bag, due to putting
The density of stream fry is excessive, produces and squeeze wound between fish and fish, and it is impaired to directly result in fry body surface, easily bacteria infection morbidity or dead
Dying, thus reduce releasing survival rate, also ecological risk being produced to the aquatile of natural water area.Marine being poured into from plastic bag
During this, the environmental change of fry existence is excessive, and the fry releasing can be dead because inadaptable, leads to the survival rate releasing
It is greatly reduced.
Directly pass through fish pass on bank and release the second way being to release at present.Mainly used fish slideway or borrowed
Help the slope of harbour and sea, allow fish be slipped to marine mode and released.This mode is equally simple to operate, reduces transport
Cost, is also often used.During releasing, cross fish pass and can add sea water and be lubricated, so that fish is rubbed during landing damage
Wound reduces, despite this, due to the excessive velocities of landing, current are too urgent, when fry cunning drops into the sea, damage ratio is larger, causes
Death is also higher.Also the aggravation of wounding of fry can be made plus the collision between fish and fish during landing, thus reducing
Release the survival rate of fry.Which releases place and excessively concentrates with releasing fry, is releasing fry also not in natural water area
Reform of nature environment spreading comes, and part fisherman such as arranges small-sized trawlnet, throws the net at the netting gear fishing for fry herein, catches in a large number
Drag for the fry releasing, be extremely difficult to expected from release effect.
Content of the invention
It is an object of the invention to provide a kind of progressive releasing device of Fish self-adapting type, existed with solving above-mentioned prior art
Problem, so that the survival rate releasing seed is greatly improved, notable enhancement effect.
For achieving the above object, the invention provides following scheme: the present invention provides that a kind of Fish self-adapting type is progressive to be put
Stream device, comprising: temporarily support device and releasing device, described temporarily support device and be provided with temporarily support passage, described releasing device is by least one
Individual release passage composition, described release the framework that passage includes " shape of falling y ", described frame peripheral is provided with the different mistake of mesh size
Filter screen, described release passage both ends open and wherein one end open with described temporarily support device temporarily support passage corresponding.
Optionally, described device of temporarily supporting is round platform cage structure, comprising: at least one float, upper net circle, lower net circle, outer
Enclose fishing net and bottom fishing net；Described float is evenly arranged in described upper net circle；It is provided with peripheral fishing between described upper and lower net circle
Net, described periphery fishing net is fixedly connected with described upper and lower net circle edge, is provided with bottom fishing net in lower net circle；The fishing of described periphery
Net be provided with least one described temporarily support passage, described passage end of temporarily supporting is connected with described peripheral fishing net blind stitching, the other end and institute
State and release passage connection；Described passage of temporarily supporting is provided with the etting that can be opened and closed.
Optionally, also include the anchor being connected by cable wire with described lower net circle.
Optionally, it is respectively fixedly connected with described upper and lower net circle and intersect fixing manrope；It is provided with described lower net circle
At least one lead.
Optionally, described temporarily supporting in device is arranged with least one little round platform net cage, and described little round platform cage structure is with temporarily
Foster device is identical, and mesh size is of different sizes with temporarily foster device fishing net mesh.
Optionally, the described passage that releases is three, and described three release passage head and the tail and are sequentially connected, and its mesh size is successively
It is incremented by；Described three release passage junction and are provided with side opening.
Optionally, described three release passage afterbody and install the etting that can be opened and closed respectively additional.
Optionally, described framework is made up of at least six roots of sensation spud pile, and described spud pile bottom is fixed on seabed；Described filtration
The excessively described spud pile of Netcom connects.
Optionally, described spud pile loads dynamic image acquisition probe, in water video camera and mark Fish beacon base
Stand at least one of three.
Optionally, it is connected with rope between described upper and lower net circle, described rope passes through described fishing net.
The technical scheme being provided according to the present invention, compared with prior art has following technical effect that apparatus of the present invention letter
Just, easy, practical, it is suitable for various fixed point marine sites and release；By the application of the rationally effective technical method such as biology, physics, can
Mortality rate behind sea is entered with effective control fry, improves the survival rate releasing to greatest extent.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
Need use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only the present invention some enforcement
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings
Obtain other accompanying drawings；
Fig. 1 is that the present invention temporarily supports apparatus structure schematic diagram；
Fig. 2 is releasing device schematic diagram of the present invention；
Description of reference numerals: 1 is temporarily to support passage, and 2 is framework, and 3 is float, and 4 is upper net circle, and 5 is lower net circle, and 6 is periphery
Fishing net, 7 is bottom fishing net, and 8 is cable wire, and 9 is anchor, and 10 is manrope, and 11 is spud pile.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
It is an object of the invention to provide a kind of progressive releasing device of Fish self-adapting type, to solve asking of prior art presence
Topic, makes the survival rate releasing seed be greatly improved, notable enhancement effect.
Understandable for enabling the above objects, features and advantages of the present invention to become apparent from, below in conjunction with the accompanying drawings and specifically real
The present invention is further detailed explanation to apply mode.
Embodiment one
The present invention provide a kind of progressive releasing device of Fish self-adapting type, as depicted in figs. 1 and 2, comprising: temporarily support device and
Releasing device, described temporarily support device and be provided with temporarily support passage 1, described releasing device releases passage by one and forms, described release logical
Road includes the framework 2 of " shape of falling y ", and described framework 2 periphery is provided with the different drainage screen of mesh size, and the described passage two ends that release are opened
Mouth and wherein one end open are corresponding with the temporarily foster passage 1 of described temporarily foster device.Described device of temporarily supporting is round platform cage structure, bag
Include: at least one float 3, upper net circle 4, lower net circle 5, peripheral fishing net 6 and bottom fishing net 7；Described float 3 is evenly arranged in described
In upper net circle 4；It is provided with peripheral fishing net 6, described periphery fishing net 6 is solid with described upper and lower net circle edge between described upper and lower net circle
Fixed connection, is provided with bottom fishing net 7 in lower net circle 5；Described periphery fishing net 6 is provided with a described temporarily foster passage 1, and described temporarily supporting is led to
Road 1 one end is connected with described periphery fishing net 6 blind stitching, and the other end is connected with the described passage that releases；Described passage 1 of temporarily supporting is provided with energy
The etting of enough opening and closings, described etting can be a knot, control the described opening and closing temporarily supporting passage 1.Its specific embodiment is such as
Under:
(1) in offshore sea waters, the circular net cage of one a diameter of 20m of setting, as temporarily supporting device, it is used for putting for temporarily supporting
The seed (fish, shrimp etc.) of stream；
(2) side in net cage can be provided with open the opening that the available slip-knot of an a diameter of 20cm is opened and closed, that is, temporarily
Foster passage 1, so that after untiing the rope at opening, Fish or other seed for releasing can support Seedling by opening from temporarily
Swim out of in the net cage planted；
(3) temporarily support the outer rim connection at passage 1 opening and release the progressive fish pass excessively of seed self-adapting type, that is, release passage.Circle
Cylindricality is crossed the framework that fish pass is in " word of falling y " shape and is connected (have outside framework and swim to the fish outlet in natural marine site for releasing seed).Working as
The opening temporarily supporting net cage can be opened at the incoming tide, allow fry be freely accessible to progressive fish pass excessively；
(4) the natural enemy predation releasing seed, being prevented effectively from natural waterses in releasing passage, and gradually self adaptation
The environmental condition of natural waterses.The seed (fry) releasing with can from central fish pass enter marine site it is also possible to from side opening enter
Marine site, thus greatly reducing fry because squeezing wound and the phenomenon of death, reduces with tidal level, during ebb tide, fry can be gradually
Swim to natural marine site, reform of nature habitat.
Embodiment two
The present embodiment is the improvement further of embodiment one, particularly as follows: present invention additionally comprises off line with described by cable wire 8
The anchor 9 that circle is connected.It is respectively fixedly connected with described upper and lower net circle and intersect fixing manrope 10；It is provided with described lower net circle 5
At least one lead.Described temporarily supporting in device is arranged with least one little round platform net cage, described little round platform cage structure with temporarily support
Device is identical, and mesh size is of different sizes with temporarily foster device fishing net mesh.Described release passage be three, described three release logical
Road head and the tail are sequentially connected, its mesh size incremented by successively；Described three release passage junction and are provided with side opening, put for described three
Circulation road afterbody installs the etting that can be opened and closed or a knot structure respectively additional, releases passage afterbody and open described in control
Close.Described framework 2 is made up of at least six roots of sensation spud pile 11, and described spud pile 11 bottom is fixed on seabed；Described drainage screen passes through
Described spud pile 12 connects.Load on described spud pile 11 dynamic image acquisition probe, in water video camera and mark Fish letter
At least one of mark base station three.It is connected with rope, described rope passes through described fishing net between described upper and lower net circle.Its tool
Body embodiment is as follows:
(1) select current speed less, the offshore sea waters of the smooth bottom of argillo arenaceous type, one truncated cone-shaped of setting is similar to
The device of net cage, temporarily supports device (see Fig. 1), for temporarily supporting the seed (fish, shrimp etc.) for releasing, can plus cover not in net cage
With the small-sized net cage of mesh, different batches before can be used for releasing seed, different size, temporarily the supporting, raise together with of different types of fish, make to put
Stream seed adapts to release the habitat characteristics in marine site, effectively improves the survival rate releasing Seedling seed, improves enhancement releasing culture effect.
(2) effect temporarily supporting device is to prevent from releasing seed to escape, prevent from harmful organisms from eating up releasing seed, simultaneously facilitate
Release the mortality rate monitoring of seed, the sampling of seed sample carries out fry quality detection, to ensure the quality that releases of seed, reduction is put
The stream ecological risk to natural marine site wild varieties for the seed.This device is designed as net circle with net circle periphery fishing net under bottom even
Connect, junction is with polyethylene rope hitch is attached, colligation；If being necessary to increase rope in the middle of 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 escapes from temporarily supporting device
Ease, meanwhile, is designed with the manrope (Fig. 1) of fixing temporarily foster device, makes its uniform force in upper and lower net circle.Online hoop net edge is used
Rope is banded with float, temporarily supports and ties attached lead in net circle under device, the power of drifting along can adjust, to keep the level temporarily supporting device to expand
, pre-stage test proves 1.2-1.5 times that buoyancy is heavy power and is advisable.
(3) entirely temporarily support the bottom anchor of device or stake is fixed on seabed, under minimizing action of ocean current, this temporarily supports the water of device
Translation is dynamic and deforms, and reduces to the impact releasing in seed temporary rearing process.
(4) side in temporarily foster device can be provided with open one or more Fish and swim out of the passage temporarily supporting device, temporarily support
Passage, this passage and main body side etting, that is, peripheral fishing net, is fixed with rope blind stitching, breaks into slip-knot with rope at another side opening
Form, manually control the closure of this access portal, thus control propagation seed temporarily support terminate after support device from temporarily " to escape
The mode of ease " is swum out of, and reduces the operation releasing seed, completes temporarily the domesticating work(of the first stage that not damaged self adaptation releases
Energy；
(5) temporarily support the outer rim connection Fish self adaptation at device opening and release duct device.Cross fish pass both sides by three
The rectangle mesh sheet that mesh size increases successively connects and composes, and the passage that it surrounds is in that the framework connection of " word of falling y " shape (has outside framework
Swim to the fish outlet in natural marine site for releasing seed).The opening temporarily supporting net cage can opened as the tide rises, allowing fry to be freely accessible to
Progressive fish pass excessively.
(6) all can install additional additionally, crossing in fish head device in the afterbody crossing (Fig. 2) or " font of falling y " at the reinforcing cord rope of road junction
Etting, makes fish in a certain stage residence, to control the time in its reform of nature marine site；And the central authorities of every y font or both sides net
In clothing fixing vertical stake, (Fig. 2) all can load dynamic image acquisition probe, the beacon base station of video camera or mark Fish is come in water
Auxiliary carries out Fish behavior and its research of movement law.
Apparatus of the present invention are easy, easy, practical, are suitable for various fixed point marine sites and release；By rationally effectively biological, physics
Deng the application of technical method, the mortality rate behind sea can be entered with effective control fry, improve the survival rate releasing to greatest extent.
In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For system disclosed in embodiment
For, because it corresponds to the method disclosed in Example, so description is fairly simple, say referring to method part in place of correlation
Bright.
Invention applies specific case is set forth to the principle of the present invention and embodiment, the saying of above example
Bright it is only intended to help and understands the method for the present invention and its core concept；Simultaneously for one of ordinary skill in the art, foundation
The thought of the present invention, all will change in specific embodiments and applications.In sum, this specification content is not
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of progressive releasing device of Fish self-adapting type it is characterised in that: include: temporarily support device and releasing device, described temporarily
Foster device is provided with temporarily supports passage, and described releasing device releases passage by least one and forms, and the described passage that releases includes " shape of falling y "
Framework, described frame peripheral is provided with the different drainage screen of mesh size, described releases passage both ends open and wherein one end is opened
Mouth is corresponding with the temporarily foster passage of described temporarily foster device.
2. the progressive releasing device of Fish self-adapting type according to claim 1 it is characterised in that: described device of temporarily supporting is circle
Platform cage structure, comprising: at least one float, upper net circle, lower net circle, peripheral fishing net and bottom fishing net；The uniform cloth of described float
It is placed in described upper net circle；It is provided with peripheral fishing net, described periphery fishing net and described upper and lower net circle between described upper and lower net circle
Edge is fixedly connected, and is provided with bottom fishing net in lower net circle；Described periphery fishing net is provided with least one described temporarily foster passage, described
Temporarily support passage end to be connected with described periphery fishing net blind stitching, the other end is connected with the described passage that releases；Described temporarily supporting sets on passage
There is the etting that can be opened and closed.
3. the progressive releasing device of Fish self-adapting type according to claim 2 it is characterised in that: also include by cable wire with
The anchor that described lower net circle is connected.
4. the progressive releasing device of Fish self-adapting type according to claim 2 it is characterised in that: in described upper and lower net circle
It is respectively fixedly connected with and intersect fixing manrope；It is provided with least one lead in described lower net circle.
5. the progressive releasing device of Fish self-adapting type according to claim 2 it is characterised in that: described temporarily support device inner sleeve
It is provided with least one little round platform net cage, described little round platform cage structure is identical with temporarily foster device, mesh size and temporarily foster device fishing
Net mesh size is different.
6. the progressive releasing device of Fish self-adapting type according to claim 1 it is characterised in that: the described passage that releases is three
Individual, described three release passage head and the tail and are sequentially connected, its mesh size incremented by successively；Described three release passage junction and are provided with
Side opening.
7. the progressive releasing device of Fish self-adapting type according to claim 6 it is characterised in that: described three release passage
Afterbody installs the etting that can be opened and closed respectively additional.
8. the progressive releasing device of Fish self-adapting type according to claim 1 it is characterised in that: described framework is by least six
Root spud pile forms, and described spud pile bottom is fixed on seabed；Described drainage screen is connected by described spud pile.
9. the progressive releasing device of Fish self-adapting type according to claim 1 it is characterised in that: load on described spud pile
At least one of beacon base station three of video camera and mark Fish in dynamic image acquisition probe, water.
10. the progressive releasing device of Fish self-adapting type according to claim 2 it is characterised in that: described upper and lower net circle it
Between be connected with rope, described rope pass through described 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 true CN106359240A (en) | 2017-02-01 |
| CN106359240B CN106359240B (en) | 2019-05-24 |
Family
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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 |
Country Status (1)
| Country | Link |
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| CN (1) | CN106359240B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107494365A (en) * | 2017-09-15 | 2017-12-22 | 合肥学院 | A kind of cultivation fish transition passage for making circular floating cage interconnected |
| CN109258521A (en) * | 2018-09-20 | 2019-01-25 | 浙江省海洋水产研究所 | Rotary fish-releasing device |
| WO2021057563A1 (en) * | 2019-09-24 | 2021-04-01 | 孙治忠 | Noninvasive enhancement and release rescue technique |
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| US20130340683A1 (en) * | 2002-02-05 | 2013-12-26 | Paul C. Matthews | 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
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130340683A1 (en) * | 2002-02-05 | 2013-12-26 | Paul C. Matthews | 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 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107494365A (en) * | 2017-09-15 | 2017-12-22 | 合肥学院 | A kind of cultivation fish transition passage for making circular floating cage interconnected |
| CN109258521A (en) * | 2018-09-20 | 2019-01-25 | 浙江省海洋水产研究所 | Rotary fish-releasing device |
| WO2021057563A1 (en) * | 2019-09-24 | 2021-04-01 | 孙治忠 | Noninvasive enhancement and release rescue technique |
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| Publication number | Publication date |
|---|---|
| CN106359240B (en) | 2019-05-24 |
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