CN106577561A - Method for trapping and adopting fry and breeding yellow-spot siganus - Google Patents
Method for trapping and adopting fry and breeding yellow-spot siganus Download PDFInfo
- Publication number
- CN106577561A CN106577561A CN201611012837.3A CN201611012837A CN106577561A CN 106577561 A CN106577561 A CN 106577561A CN 201611012837 A CN201611012837 A CN 201611012837A CN 106577561 A CN106577561 A CN 106577561A
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- fish
- net cage
- macula lutea
- lutea basket
- trapping
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000009395 breeding Methods 0.000 title claims abstract description 17
- 230000001488 breeding effect Effects 0.000 title claims abstract description 16
- 241001274978 Siganus Species 0.000 title abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 210000002189 macula lutea Anatomy 0.000 claims description 114
- 241000728028 Kentrocapros rosapinto Species 0.000 claims description 109
- 241000251468 Actinopterygii Species 0.000 claims description 73
- 239000013535 sea water Substances 0.000 claims description 15
- 235000013305 food Nutrition 0.000 claims description 13
- 201000010099 disease Diseases 0.000 claims description 12
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 240000009212 Coccoloba uvifera Species 0.000 claims description 10
- 235000003913 Coccoloba uvifera Nutrition 0.000 claims description 10
- 241000206588 Gracilaria tenuistipitata Species 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 241000195493 Cryptophyta Species 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 8
- 206010047400 Vibrio infections Diseases 0.000 claims description 6
- 208000010824 fish disease Diseases 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 6
- 208000004232 Enteritis Diseases 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 239000003643 water by type Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000009385 viral infection Effects 0.000 claims description 4
- 240000002234 Allium sativum Species 0.000 claims description 3
- 241000701372 Iridovirus Species 0.000 claims description 3
- 241000195474 Sargassum Species 0.000 claims description 3
- 230000005784 autoimmunity Effects 0.000 claims description 3
- 230000037396 body weight Effects 0.000 claims description 3
- 230000006806 disease prevention Effects 0.000 claims description 3
- 239000013505 freshwater Substances 0.000 claims description 3
- 235000004611 garlic Nutrition 0.000 claims description 3
- 230000002045 lasting effect Effects 0.000 claims description 3
- 206010025482 malaise Diseases 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 235000015097 nutrients Nutrition 0.000 claims description 3
- 239000005416 organic matter Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 206010001488 Aggression Diseases 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 208000015181 infectious disease Diseases 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 5
- 206010041899 Stab wound Diseases 0.000 abstract 1
- 230000037406 food intake Effects 0.000 abstract 1
- 230000000877 morphologic effect Effects 0.000 abstract 1
- 238000009360 aquaculture Methods 0.000 description 14
- 244000144974 aquaculture Species 0.000 description 14
- 230000003542 behavioural effect Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000009313 farming Methods 0.000 description 2
- 230000000384 rearing effect Effects 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- XKZGIJICHCVXFV-UHFFFAOYSA-N 2-ethylhexyl diphenyl phosphite Chemical compound C=1C=CC=CC=1OP(OCC(CC)CCCC)OC1=CC=CC=C1 XKZGIJICHCVXFV-UHFFFAOYSA-N 0.000 description 1
- 108010028690 Fish Proteins Proteins 0.000 description 1
- 241000276618 Perciformes Species 0.000 description 1
- 241001275794 Siganidae Species 0.000 description 1
- 208000036142 Viral infection Diseases 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 230000000366 juvenile effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002969 morbid Effects 0.000 description 1
- 210000000006 pectoral fin Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002435 venom Substances 0.000 description 1
- 210000001048 venom Anatomy 0.000 description 1
- 231100000611 venom Toxicity 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
- A01K69/00—Stationary catching devices
- A01K69/06—Traps
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
- Y02A40/818—Alternative feeds for fish, e.g. in aquacultures
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a method for trapping and adopting fries and breeding yellow-spot siganus. The method comprises: selecting a trapping sea area, making a trapping and adopting fry net cage device, naturally trapping and adopting fries and breeding, and performing cultivation daily management. According to life habit, morphological structure, ingestion and behavior characteristics of the yellow-spot siganus, natural fry adopting and cage culture of the yellow-spot siganus are realized, so the yellow-spot siganus does not leave water in whole trapping and culture process, preventing stress and concentrated capture of the yellow-spot siganus caused by capture and transport operation, and preventing the yellow-spot siganus from stabbing and wounding each other. The method can effectively solve problems that yellow-spot siganus is difficult to cultivate caused by stab wound and stress occurred in capture and transportation of the yellow-spot siganus cage culture fries at present, and opens up an efficient ecological breeding mode for natural fry adopting, cage culture, rotation for capturing and selling, and circulating culture of yellow-spot siganus. The invention provides a new culture technology for yellow-spot siganus net cage breeding industry, and greatly improves culture benefit of the yellow-spot siganus.
Description
Technical field
The present invention relates to fish culture technical field, more particularly to a kind of trapping is received and Seedling and cultivates the side of macula lutea basket fish
Method.
Background technology
Basket fish (Siganus) is under the jurisdiction of Perciformess, siganidae, is coastal small fishes, widely distributed, in China
Southeastern coast is distributed.Its fine and tender taste, delicious flavour is deep to be liked by consumer；Because of the feeding habits spy of its omnivorous inclined phytophagous
Point, and eating periphtic algae, have the advantages that feedstuff is cheap, aquaculture cost is low, premunition is strong, breeding cycle is short.In recent years, it is yellow
The cultivation of speckle basket fish quickly grows in China's southeastern coast, it has also become coastal seawater cage culture is main to support and raise together with omnivorefish
Class new object, the market demand is increasing.Meanwhile, macula lutea basket fish is as rare economic sea-farming ominivore-fish
Develop and set up the primary study object of sea water healthy aquaculture pattern.But the complete artificial biological control of macula lutea basket fish
Substantive breakthroughs are not yet obtained, at present, China macula lutea basket fish culture seed is mainly the Direct Acquisition from natural waterses, fishes for
The netting gear of wild macula lutea basket fish is mainly hard cylinder mould, and this kind of wire mesh cage structures are simple, and cost of manufacture is cheap, but in harvesting
Macula lutea basket fish can be stressed from water in cylinder mould, and the stress of macula lutea basket fish is very strong, fish body body when frightened
Color is drastically deepened and rebounded, and adult fish is than juvenile fish more very.Will be dead within water very short time, meanwhile, macula lutea basket fish
Length has hard and long thorn on dorsal fin, pectoral fin, anal fin, and the root of lunge can secrete venom, be pierced and then can feel severe pain,
When capturing wild macula lutea basket fish, Chang Yin is stabbed each other and is raised and fail.Its quality and quantity is all difficult to meet macula lutea basket fish
The demand of aquaculture.
The content of the invention
In order to solve above-mentioned the deficiencies in the prior art, the present invention provides a kind of trapping and receives and Seedling and cultivates the side of macula lutea basket fish
Method, it is intended to solve tradition catch grab during macula lutea basket fish it is easily injured because of stress the problems such as.
The technical problem to be solved is achieved by the following technical programs：
It is a kind of to trap the method received Seedling and cultivate macula lutea basket fish, comprise the following steps,
（1）The selection in sea area
Shallow sea bay, the semi-open sea area of the 5-15m depth of waters is selected to have natural screening, sea area physical features is flat,
Silt quality and tide sea water unobstructed, the cm/s of ocean current flow velocity 20 ~ 50 of flowing, 18 ~ 28 DEG C of surface temperature, the mg/ of dissolved oxygen 6
More than L, the m of transparency 0.5 ~ 1.5, pH 7.2 ~ 8.5；
（2）Trapping receive Seedling and cultivate macula lutea basket fish net cage device making
The net cage device includes a net cage, and a network interface is at least opened up on the etting of the net cage surrounding, and the network interface passes through one
Cross fish passage with one trapping macula lutea basket fish cylinder mould connect, the cylinder mould be provided with one from the cylinder mould dictyosome to the net
The half elliptic tapered into inside cage enters fish passage, it is described enter fish channel bottom set a food calling platform, the fish passage of crossing is two
The hollow structure of end opening, the fish passage of crossing is detachably connected respectively with the net cage and the cylinder mould;
（3）Naturally Seedling is received in trapping
According to above-mentioned steps（2）Technical scheme this net cage device is completed after, trapping cylinder mould food calling platform on place
Bait, basket fish is attracted macula lutea by bait, and the half elliptic tapered into from inside enters fish passage and swims into after cylinder mould, will be unable to
Wander out, can only continue travelling toward fish channel direction is crossed, swim naturally in net cage, in net cage on drawstring so as to pass through fish passage
Be hung with Entermorpha, Alga Sgrgassi Enervess, Gracilaria tenuistipitata, sea grape and feedstuff bag, naturally trapping receive Seedling macula lutea basket fish by obtain in net cage
With domestication and raising；
（4）Cage culture daily management
When traping into the density of the macula lutea basket fish of net cage up to 30-40 kg/ cube water bodys, the net of macula lutea basket fish will be traped
Cage is pulled down, and will be crossed the one end of fish passage away from net cage and pulled out the water surface and tie up on net cage frame, or by fish passage rope
Knotting does not allow macula lutea basket fish in net cage to swim out of net cage, and starting simultaneously at the macula lutea basket fish to traping in net cage carries out daily cultivation
Management：
1. bait throwing in management
According to ingest characteristic and the cage culture environment of macula lutea basket fish, from little particle buoyancy feedstuff feeding, the feeding of selection
Protein content is 25 %-30 % in material, daily early, middle and late respectively to feed once, feed daily follow timing, it is quantitative, determine matter original
Then, day feeding volume is 5 % ~ 7 % of macula lutea basket fish gross weight in net cage, arrests the survey of 3-5 tail macula lutea baskets fish at random every 7 days
Body length and body weight are measured and record, used as the foundation of adjustment feeding volume, concrete feeding volume remains material feelings for 2 hours after feeding according to upper one
Condition, current, stormy waves size, water temperature and water clarity height is adjusted, while hanging Entermorpha, Alga Sgrgassi Enervess, Gracilaria tenuistipitata in net cage
Or sea grape, routine observation, above-mentioned Sargassum is timely after being eaten up to mend extension；
2. water quality observation
Daily monitoring at ordinary times mainly determines water Inversion phenomenon, dissolved oxygen, pH and the turbidity of caged-culture waters, after lasting heavy rain,
The silt and fresh water of land pours in a large number marine, can cause coastal seawater salinity altercation and muddiness；After typhoon, due to wave
Seabed organic matter is set to increase, will also result in sea water muddiness and nutrient substance increases, and needs algae phase change in close observation sea water, in advance
The preparation of prevention breakout of red tide, typhoon and rainstorm weather are carried out, stopping in 1 day in advance feeds feedstuff, change and increase sea in net cage
Algae veil, reduce extreme weather in net cage macula lutea basket fish stress；
3. periodically patrol
When feeding daily, record of patrol, essential record water temperature, dissolved oxygen, transparency, pH, Fish are carried out to each cage culture situation
Activity, situation of ingesting and sick fish and dead fish situation；Meanwhile, check net cage frame, etting and anchor chain structure whether there is breakage, it is to avoid
The macula lutea basket fish cultivated in net cage escapes；
4. disease prevention and control
Common disease has enteritis, vibriosises and virus infection during macula lutea basket fish culture, when disease occurs in macula lutea basket fish
During state, first disease type is promptly and accurately determined by examining, contrasting fish diseasess data and consult fish diseasess expert, find disease accurately
Cause, macula lutea basket fish suffers from enteritis and vibriosises early stage, fresh garlic is added in feedstuff and feeds and note material controlling, can effective control
PD；By improving breeding ecological environment after macula lutea basket fish infection irido virus, increasing fish body autoimmunity is carried out
Prevention and control, during one's sickness, reduce or stop feeding for feedstuff；
5. wheel is caught wheel and is sold
Catch and grab the tall and big macula lutea basket fish in 7cm of body in net cage and sold.
Preferably, select to grab sea area as catching in the Shallow sea bay for having aquaculture net cage to be distributed.
Preferably, the food calling platform is provided with elastic stainless steel bar or clip to fixed bait.
Preferably, it is described enter fish passage height be the 1/3 to 1/2 of the cylinder mould height.
Preferably, the net cage is provided with one first drawstring, and the first drawstring two ends are removably fixed in respectively relatively
Net cage frame on.
Preferably, suspend or be bundled with Entermorpha, Alga Sgrgassi Enervess, Gracilaria tenuistipitata or sea grape in midair on first drawstring.
Preferably, suspend or be bundled with feedstuff bag in midair on first drawstring.
Preferably, the fish passage crossed is netted passage, and the netted channel interior is provided with rustless steel or plastic material
Screw support rack, the screw support rack is close to the netted vias inner walls.
Preferably, the fish passage excessively is circular or square perpendicular to the net cage and the cross section of the cylinder mould line.
Preferably, the cross-sectional area for crossing fish passage perpendicular to the net cage and the cylinder mould line is by the cylinder mould
One end to described net cage one end tapers into.
The present invention has the advantages that：Seedling and the method that cultivates macula lutea basket fish are received in the trapping, according to macula lutea basket
The life habit of fish, morphosiss, ingest and behavioral characteristic, the system of Seedling net cage device is received in the selection in comprehensive trapping sea area, trapping
Make, trap naturally and receive the technical step such as Seedling and cage culture daily management, the stocking by natural for realizing macula lutea basket fish is grid-connected
Case cultivates, make whole macula lutea basket fish catch grab and breeding process in not from water, it is to avoid grab and transport operation causes because catching
Macula lutea basket fish stress and concentration are arrested and stabbed each other.The current macula lutea basket fish cage culture of the method energy effectively solving
Seed because arrest and transport occur stabbing and stress be difficult to the difficult problem formed, and opened up macula lutea basket fish stocking by natural,
Cage rearing, wheel catch wheel sell, the efficient ecological aquaculture model of cyclic culture, provide one kind for macula lutea basket fishnet case aquaculture
New cultural technique, greatly improves the culture benefit of macula lutea basket fish, meanwhile, greatly develop the inclined phytophagous sea water economy of omnivorousness
Cultured fishes can effectively facilitate the reparation of coastal ocean ecological environment.
Description of the drawings
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 embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is that a kind of trapping of the present invention is received and Seedling and cultivates the overall structure of net cage device in the method for macula lutea basket fish and illustrate
Figure；
Fig. 2 is the structural representation at another visual angle of cylinder mould；
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 110 | Net cage | 111 | Network interface |
| 112 | Net cage frame | 120 | Cross fish passage |
| 130 | Cylinder mould | 131 | Enter fish passage |
| 132 | Food calling platform | 140 | First drawstring |
| 150 | Feedstuff bag | 160 | Second drawstring |
The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
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 clearly and completely
Description, it is clear that described embodiment a part of embodiment only of the invention, rather than the embodiment of whole.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, the scope of protection of the invention is belonged to.
It is to be appreciated that the directional instruction of institute in the embodiment of the present invention（Such as up, down, left, right, before and after ...）Only use
In explanation in a certain particular pose（As shown in drawings）Under relative position relation, motion conditions between each part etc., if should
When particular pose changes, then directionality indicates also correspondingly to change therewith.
In addition, the description for being related to " first ", " second " etc. in the present invention is only used for describing purpose, and it is not intended that referring to
Show or imply its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", "
Two " at least one this feature can be expressed or be implicitly included to feature.In addition, the technical scheme between each embodiment can
To be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme occurs
It is conflicting or when cannot realize should people think that the combination of this technical scheme is not present, also not in the protection of application claims
Within the scope of.
The present invention proposes a kind of method traped and receive Seedling and cultivate macula lutea basket fish.
It is that a kind of trapping of the present invention is received and Seedling and cultivates net cage dress in the method for macula lutea basket fish with reference to Fig. 1 and Fig. 2, Fig. 1
The overall structure diagram put；Fig. 2 is the structural representation at another visual angle of cylinder mould；
It is a kind of to trap the method received Seedling and cultivate macula lutea basket fish, comprise the following steps,
（1）The selection in sea area
Select Shallow sea bay；, there is natural screening in the semi-open sea area of the 5-15m depth of waters, and sea area physical features is flat, silt quality and tide
Nighttide sea water unobstructed, the cm/s of ocean current flow velocity 20 ~ 50 of flowing, 18 ~ 28 DEG C of surface temperature, more than the mg/L of dissolved oxygen 6, transparency 0.5 ~
1.5 m, pH 7.2 ~ 8.5；Safe concentration and national sea area water that other main water quality index are required less than marine fish culture
Matter standard；Macula lutea basket fish mainly lives in the abundant Shallow sea bay of bait, likes cluster, and is mostly that single fingerling colony lives
It is dynamic, like the algae adhered on reef of ingesting.Macula lutea basket fish feeding habits be omnivorous inclined phytophagous, the cage culture area in Shallow sea bay
More due to cultivating bait throwing in, macula lutea basket fish assemble outside net cage robs food and leaks through the bait of net cage, therefore, Seedling cultivation Huang is received in trapping
The net cage device prioritizing selection of speckle basket fish is placed on the Shallow sea bay of certain aquaculture net cage distribution.
（2）Trapping receive Seedling and cultivate macula lutea basket fish net cage device making
The net cage device includes a net cage 110, and a network interface 111, the net are at least opened up on the etting of the surrounding of the net cage 110
Mouth 111 is crossed fish passage 120 and is connected with the cylinder mould 130 of a trapping macula lutea basket fish by one, and the cylinder mould 130 is provided with one by institute
State the half elliptic that the dictyosome of cylinder mould 130 tapers into the inside of the cylinder mould 130 and enter fish passage 131, it is described enter fish passage 131
Bottom sets a food calling platform 132, the hollow structure for crossing fish passage 120 for both ends open, it is described cross fish passage 120 respectively with institute
State net cage 110 and the cylinder mould 130 is detachably connected.
Specifically, cylinder mould 130 is shaped as cylindrical shape, but not limited to this, alternatively cuboid or square shape.
Specifically, the food calling platform 132 is provided with elastic stainless steel bar or clip to fixed bait.
Specifically, it is described enter fish passage 131 height be the 1/3 to 1/2 of the height of the cylinder mould 130.
Specifically, the net cage 110 is provided with one first drawstring 140, and the two ends of the first drawstring 140 are detachable solid respectively
On relative net cage frame 112.
Specifically, suspend or be bundled with Entermorpha, Alga Sgrgassi Enervess, Gracilaria tenuistipitata or sea grape in midair on first drawstring 140.Arrangement waterside
Tongue, Alga Sgrgassi Enervess, Gracilaria tenuistipitata or sea grape can increase natural veil in net cage 110, reduce answering for the cultivation macula lutea basket fish of net cage 110
Swash, and phytophagous bait is provided.
Specifically, suspend or be bundled with feedstuff bag 150 in midair on first drawstring 140.Feedstuff bag 150 is made up of screen cloth, interior
Artifical compound feed is wrapped up in portion, and the mesh of screen cloth is sized to be slightly smaller than the feed granules size of parcel, is scraped with meeting macula lutea basket fish
The needs of ingesting of feeding habits.
Specifically, the fish passage 120 of crossing is netted passage, and the netted channel interior is provided with rustless steel or plastic material
Screw support rack（It is not shown）, the screw support rack is close to the netted vias inner walls.Fish passage 120 was prevented because of wave
And deformation or folding cause macula lutea basket fish to swim naturally in aquaculture net cage 110.
Specifically, the fish passage 120 excessively is circle with the cross section of the line of the cylinder mould 130 perpendicular to the net cage 110
Shape is square.
Specifically, the cross-sectional area for crossing fish passage 120 perpendicular to the net cage 110 and the line of the cylinder mould 130
Tapered into from the one end of the cylinder mould 130 to the one end of the net cage 110.To prevent the macula lutea basket fish swum into net cage 110 from migrating
To cylinder mould 130.
Specifically, the top of cylinder mould 130 is provided with least two equally distributed second drawstrings 160 to by cylinder mould 130
Fix and be suspended in water.Preferably, three second drawstrings 160 are set.Typically cylinder mould 130 is fixed on into marine net cage 110
In peripheral frame.
Specifically, the material of cylinder mould 130 is rustless steel, galvanized wire or wooden.But not limited to this.
Net cage device realizes that process is as follows：The net cage 110 that network interface 111 is offered on etting is crossed into fish passage by one
After 120 are connected with the cylinder mould 130 of a trapping macula lutea basket fish, cylinder mould 130 is left the water, bait is fixed on into food calling platform 132
On, it is placed into afterwards marine and is fixed on marine float, net cage frame 112 or around hull, the second drawstring 160 is adjusted, make
Cylinder mould 130 hangs on certain depth of water.Nearby macula lutea basket fish is swum into cylinder mould naturally under the luring of bait from fish passage 131 is entered
Inside 130, ellipsoidal structure wide outside and narrow inside is designed as due to enter fish passage 131, treats that macula lutea basket fish is swum into cylinder mould 130
Afterwards, will be unable to turn round swim out of, swim over to naturally in aquaculture net cage 1100 so as to fish passage 120 can only be passed through, can support afterwards
Grow and carry out in net cage 110 domestication and raising.
（3）Naturally Seedling is received in trapping
According to above-mentioned steps（2）Technical scheme this net cage device is completed after, trapping cylinder mould 130 food calling platform 132
Upper placement bait, basket fish is attracted macula lutea by bait, and the half elliptic tapered into from inside enters fish passage 131 and swims into cylinder mould
After 130, will be unable to turn round and swim out of, can only continue travelling toward the direction of fish passage 120 is crossed, swim naturally so as to pass through fish passage 120
In entering aquaculture net cage 110, Entermorpha, Alga Sgrgassi Enervess, Gracilaria tenuistipitata, sea grape and feedstuff bag 150 are hung with net cage 110 on drawstring, from
So trapping receive Seedling macula lutea basket fish by be able to domestication and raising in net cage 110；
（4）Cage culture daily management
When traping into the cultivation density of the macula lutea basket fish of aquaculture net cage 110 up to 30-40 kg/ cube water bodys, macula lutea will be traped
The cylinder mould 130 of basket fish is pulled down, and will be tied up in net cage frame 112 away from one end pull-out water surface of net cage 110 fish passage 120 excessively
On, or the rope of fish passage 120 will be crossed knot and not allow macula lutea basket fish in net cage 110 to swim out of net cage 110, start simultaneously to net
The macula lutea basket fish traped in case 110 carries out daily aquaculture management：
1. bait throwing in management
According to ingest characteristic and the breeding environment of net cage 110, from little particle buoyancy feedstuff feeding, selection of macula lutea basket fish
Protein content is 25%-30% in feedstuff, daily early, middle and late respectively to feed once, feed daily follow timing, it is quantitative, determine matter original
Then, day feeding volume is 5 % ~ 7 % of macula lutea basket fish gross weight in net cage, arrests the survey of 3-5 tail macula lutea baskets fish at random every 7 days
Body length and body weight are measured and record, used as the foundation of adjustment feeding volume, concrete feeding volume remains material feelings for 2 hours after feeding according to upper one
Condition, current, stormy waves size, water temperature and water clarity height is adjusted, while hanging Entermorpha, Alga Sgrgassi Enervess, river in net cage 110
Li or sea grape, routine observation, above-mentioned Sargassum is mended in time after being eaten up and hangs；
2. water quality observation
Daily monitoring at ordinary times mainly determines water Inversion phenomenon, dissolved oxygen, pH and the turbidity of water body in net cage 110, in lasting heavy rain
Later, the silt and fresh water of land pours in a large number marine, and seawater salinity can be caused to change and muddy；After typhoon, due to sea
Wave rises seabed organic matter, and will also result in sea water muddiness and nutrient substance increases, and needs algae phase change in close observation water, in advance
The preparation of prevention breakout of red tide, typhoon and rainstorm weather are carried out, stopping in 1 day in advance feeds feedstuff, change and increase sea in net cage
Algae veil, reduce extreme weather in net cage macula lutea basket fish stress.Typhoon weather preventive measure also checks net cage, repaiies
Add fixed network cabinet frame and etting.
3. periodically patrol
When feeding daily, record of patrol, essential record water temperature, dissolved oxygen, transparency, pH, Fish are carried out to each cage culture situation
Activity, situation of ingesting and sick fish and dead fish situation；Meanwhile, check whether net cage frame, etting and anchor chain structure are damaged, in order to avoid
The macula lutea basket fish cultivated in net cage escapes, and pays close attention to weather forecast, prevents in advance, checks and repair rack, etting in time
With anchor chain structure.
4. disease prevention and control
With sea-farming intensive degree more and more higher, the disease for cultivating object is also on the rise, macula lutea basket fish culture mistake
Common disease mainly has enteritis, vibriosises and virus infection in journey, when morbid state occurs in macula lutea basket fish, first by careful
Observation, contrast fish diseasess data are simultaneously consulted fish diseasess expert and promptly and accurately determine disease type, find the cause of disease accurately, and macula lutea basket fish suffers from intestinal
Scorching and vibriosises early stage, adds fresh garlic and feeds and note material controlling in feedstuff, can effective control PD；Virus infection
Generally irido virus, the virosiss temporarily without specific treatment medicine and scheme, mainly by improving breeding ecological environment, increase at present
Plus fish body autoimmunity carries out prevention and control.During one's sickness, reduce or stop feeding for feedstuff.
5. wheel is caught wheel and is sold
To improve culture benefit, catch and grab the tall and big macula lutea basket fish in 7cm of body in net cage and sold, remaining individual little continuation
Raise, primary operational is：Mesh diameter is suspended to inside fish culture net cage for the trapping cylinder mould of 5-7cm carries out trapping operation,
So that body width is entrapped into after cage more than the macula lutea basket fish of cylinder mould mesh aperture and cannot be swum out of and be caught and grab.
Seedling and the method that cultivates macula lutea basket fish are received in the trapping, life habit, morphosiss according to macula lutea basket fish, take the photograph
Food and behavioral characteristic, the selection in comprehensive trapping sea area, trapping receive Seedling net cage device making, naturally trapping receive Seedling and net cage it is foster
The technical steps such as daily management are grown, the stocking by natural grid connection box cultivation of macula lutea basket fish is realized, whole macula lutea basket fish is made
Catch grab and breeding process in not from water, it is to avoid because catch grab and macula lutea basket fish that transport operation causes stress arrest with concentration and
Stab each other.The current macula lutea basket fish cage culture seed of the method energy effectively solving because arrest and transport appearance stress with stab
And be difficult to the difficult problem formed, and opened up the stocking by natural of macula lutea basket fish, cage rearing, wheel catch wheel sell, the height of cyclic culture
Effect Eco-breeding pattern, for macula lutea basket fishnet case aquaculture a kind of new cultural technique is provided, and greatly improves macula lutea basket
The culture benefit of fish, meanwhile, greatly developing the economic cultured fishes of the inclined phytophagous sea water of omnivorousness can effectively facilitate coastal ocean life
The reparation of state environment.
Seedling cultural method is caught by traditional and present invention trapping receives Seedling cultural method and macula lutea basket fish is tested,
As a result it is as follows：
The contrast of two kinds of breeding way in upper table shows that traditional breeding way not only needs purchase seed to be put into
Net cage, aquaculture cost is high, simultaneously because seed catches to grab causes macula lutea basket with the inevitable manual operation of transportation
Fry kind stress, it is crowded when fishing for stab each other between fish body together, cause breeding survival rate low, so as to cause cultivation effect
Benefit is poor；And the trapping stocking by natural of the present invention need not buy seed, not only solve seed and carry out source problem, reduce and cultivate into
This, it is time saving and energy saving while receive Seedling process without the need for manual operation, turn avoid macula lutea basket fish stress with stab each other, cultivate
Survival rate is high, therefore, the present invention compares traditional breeding way, and the culture benefit of macula lutea basket fish is improve to a great extent.
The preferred embodiments of the present invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is every at this
Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly
It is included in the scope of patent protection of the present invention in other related technical fields.
Claims (10)
- It is 1. a kind of to trap the method received Seedling and cultivate macula lutea basket fish, it is characterised in that to comprise the following steps,（1）The selection in sea areaShallow sea bay, the semi-open sea area of the 5-15m depth of waters is selected to have natural screening, sea area physical features is flat,Silt quality and tide sea water unobstructed, the cm/s of ocean current flow velocity 20 ~ 50 of flowing, 18 ~ 28 DEG C of surface temperature, the mg/ of dissolved oxygen 6 More than L, the m of transparency 0.5 ~ 1.5, pH 7.2 ~ 8.5；（2）Trapping receive Seedling and cultivate macula lutea basket fish net cage device makingThe net cage device includes a net cage, and a network interface is at least opened up on the etting of the net cage surrounding, and the network interface passes through one Cross fish passage with one trapping macula lutea basket fish cylinder mould connect, the cylinder mould be provided with one from the cylinder mould dictyosome to the net The half elliptic tapered into inside cage enters fish passage, it is described enter fish channel bottom set a food calling platform, the fish passage of crossing is two The hollow structure of end opening, the fish passage of crossing is detachably connected respectively with the net cage and the cylinder mould;（3）Naturally Seedling is received in trappingAccording to above-mentioned steps（2）Technical scheme this net cage device is completed after, trapping cylinder mould food calling platform on place Bait, basket fish is attracted macula lutea by bait, and the half elliptic tapered into from inside enters fish passage and swims into after cylinder mould, will be unable to Wander out, can only continue travelling toward fish channel direction is crossed, swim naturally in net cage, in net cage on drawstring so as to pass through fish passage Be hung with Entermorpha, Alga Sgrgassi Enervess, Gracilaria tenuistipitata, sea grape and feedstuff bag, naturally trapping receive Seedling macula lutea basket fish by obtain in net cage With domestication and raise；（4）Cage culture daily managementWhen traping into the density of the macula lutea basket fish of net cage up to 30-40 kg/ cube water bodys, the net of macula lutea basket fish will be traped Cage is pulled down, and will be crossed the one end of fish passage away from net cage and pulled out the water surface and tie up on net cage frame, or by fish passage rope Knotting does not allow macula lutea basket fish in net cage to swim out of net cage, and starting simultaneously at the macula lutea basket fish to traping in net cage carries out daily cultivation Management：1. bait throwing in managementAccording to ingest characteristic and the cage culture environment of macula lutea basket fish, from little particle buoyancy feedstuff feeding, the feeding of selection Protein content is 25 %-30 % in material, daily early, middle and late respectively to feed once, feed daily follow timing, it is quantitative, determine matter original Then, day feeding volume is 5 % ~ 7 % of macula lutea basket fish gross weight in net cage, arrests the survey of 3-5 tail macula lutea baskets fish at random every 7 days Body length and body weight are measured and record, used as the foundation of adjustment feeding volume, concrete feeding volume remains material feelings for 2 hours after feeding according to upper one Condition, current, stormy waves size, water temperature and water clarity height is adjusted, while hanging Entermorpha, Alga Sgrgassi Enervess, Gracilaria tenuistipitata in net cage Or sea grape, routine observation, above-mentioned Sargassum is timely after being eaten up to mend extension；2. water quality observationDaily monitoring at ordinary times mainly determines water Inversion phenomenon, dissolved oxygen, pH and the turbidity of caged-culture waters, after lasting heavy rain, The silt and fresh water of land pours in a large number marine, can cause coastal seawater salinity altercation and muddiness；After typhoon, due to wave Seabed organic matter is set to increase, will also result in sea water muddiness and nutrient substance increases, and needs algae phase change in close observation sea water, in advance The preparation of prevention breakout of red tide, typhoon and rainstorm weather are carried out, stopping in 1 day in advance feeds feedstuff, change and increase sea in net cage Algae veil, reduce extreme weather in net cage macula lutea basket fish stress；3. periodically patrolWhen feeding daily, record of patrol, essential record water temperature, dissolved oxygen, transparency, pH, Fish are carried out to each cage culture situation Activity, situation of ingesting and sick fish and dead fish situation；Meanwhile, check net cage frame, etting and anchor chain structure whether there is breakage, it is to avoid The macula lutea basket fish cultivated in net cage escapes；4. disease prevention and controlCommon disease has enteritis, vibriosises and virus infection during macula lutea basket fish culture, when disease occurs in macula lutea basket fish During state, first disease type is promptly and accurately determined by examining, contrasting fish diseasess data and consult fish diseasess expert, find disease accurately Cause, macula lutea basket fish suffers from enteritis and vibriosises early stage, fresh garlic is added in feedstuff and feeds and note material controlling, can effective control PD；By improving breeding ecological environment after macula lutea basket fish infection irido virus, increasing fish body autoimmunity is carried out Prevention and control, during one's sickness, reduce or stop feeding for feedstuff；5. wheel is caught wheel and is soldCatch and grab the tall and big macula lutea basket fish in 7cm of body in net cage and sold.
- 2. it is as claimed in claim 1 to trap the method received Seedling and cultivate macula lutea basket fish, it is characterised in that selection is having cultivation The Shallow sea bay of net cage distribution grabs sea area as catching.
- 3. it is as claimed in claim 1 or 2 to trap the method received Seedling and cultivate macula lutea basket fish, it is characterised in that the food calling Platform is provided with elastic stainless steel bar or clip to fixed bait.
- 4. Seedling and the method that cultivates macula lutea basket fish are received in trapping as claimed in claim 3, it is characterised in that it is described enter fish lead to The height in road is the 1/3 to 1/2 of the cylinder mould height.
- 5. it is as claimed in claim 4 to trap the method received Seedling and cultivate macula lutea basket fish, it is characterised in that on the net cage One first drawstring is provided with, the first drawstring two ends are removably fixed in respectively on relative net cage frame.
- 6. it is as claimed in claim 5 to trap the method received Seedling and cultivate macula lutea basket fish, it is characterised in that described first draws Suspend or be bundled with Entermorpha, Alga Sgrgassi Enervess, Gracilaria tenuistipitata or sea grape on rope in midair.
- 7. Seedling and the method that cultivates macula lutea basket fish are received in the trapping as described in claim 5 or 6, it is characterised in that described Suspend or be bundled with feedstuff bag on one drawstring in midair.
- 8. it is as claimed in claim 1 to trap the method received Seedling and cultivate macula lutea basket fish, it is characterised in that the fish excessively is led to Road is netted passage, and the netted channel interior is provided with the screw support rack of rustless steel or plastic material, the screw support rack It is close to the netted vias inner walls.
- 9. it is as claimed in claim 1 to trap the method received Seedling and cultivate macula lutea basket fish, it is characterised in that the fish excessively is led to Road is circular or square perpendicular to the net cage and the cross section of the cylinder mould line.
- 10. it is as claimed in claim 9 to trap the method received Seedling and cultivate macula lutea basket fish, it is characterised in that described to cross fish Passage perpendicular to the net cage and the cylinder mould line cross-sectional area from described cylinder mould one end to described net cage one end gradually Diminish.
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| CN110012856A (en) * | 2019-04-29 | 2019-07-16 | 中国水产科学研究院南海水产研究所 | A kind of basket fish deep-water netted case resisting wind and wave cultural method |
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| CN107087563A (en) * | 2017-06-13 | 2017-08-25 | 中国水产科学研究院淡水渔业研究中心 | It is a kind of to utilize the landscape ecosystem for scraping feeding fish symbiosis collection attached algae |
| CN110892877A (en) * | 2018-09-11 | 2020-03-20 | 中国水产科学研究院淡水渔业研究中心 | Fishery farm |
| CN110012856A (en) * | 2019-04-29 | 2019-07-16 | 中国水产科学研究院南海水产研究所 | A kind of basket fish deep-water netted case resisting wind and wave cultural method |
| CN110150192A (en) * | 2019-06-28 | 2019-08-23 | 中国水产科学研究院南海水产研究所 | A kind of macula lutea basket fish parent fish breeding method |
| CN110150192B (en) * | 2019-06-28 | 2023-01-03 | 中国水产科学研究院南海水产研究所 | Method for breeding siganus oramin parent fish |
| CN113875667A (en) * | 2021-11-11 | 2022-01-04 | 郑州黄河鲤种质资源保护工作站 | Ecological green aquaculture net cage and use method thereof |
| CN113875667B (en) * | 2021-11-11 | 2022-09-06 | 郑州黄河鲤种质资源保护工作站 | Ecological green aquaculture net cage and use method thereof |
| CN114885878A (en) * | 2022-03-23 | 2022-08-12 | 福建省水产研究所（福建水产病害防治中心） | Underwater culture system, culture mechanism and operation method for reducing biological adhesion |
| CN114747548A (en) * | 2022-04-07 | 2022-07-15 | 中国科学院水生生物研究所 | Seedling catching type ground cage |
| CN115720878A (en) * | 2022-11-17 | 2023-03-03 | 中国水产科学研究院渔业机械仪器研究所 | Batch grading catching device for large-scale net cage cultured fishes and using method |
| CN115720878B (en) * | 2022-11-17 | 2023-09-08 | 中国水产科学研究院渔业机械仪器研究所 | Batch grading catching device for large-scale cage cultured fishes and using method |
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