CN102599085A - Blowfish culture system and application thereof - Google Patents
Blowfish culture system and application thereof Download PDFInfo
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- CN102599085A CN102599085A CN2012100462779A CN201210046277A CN102599085A CN 102599085 A CN102599085 A CN 102599085A CN 2012100462779 A CN2012100462779 A CN 2012100462779A CN 201210046277 A CN201210046277 A CN 201210046277A CN 102599085 A CN102599085 A CN 102599085A
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- 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
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Abstract
The invention relates to a blowfish culture system, which comprises a first culture pond, a second culture pond, arc partition boards, guide sieves and a water gate. The water gate is disposed at the intersection of the first culture pond with the second culture pond. The bottom of each of the two culture ponds is in an approximately conical structure convenient for discharging and clearing fish residue. An aerating device is disposed at the bottom of each culture pond. The arc partition boards in a pair with the upper ends above the water are disposed in the middle of each culture pond, are opposite to each other, and are overlapped at the ends provided with gaps, where openings of the gaps are in the same direction as water flow. The upper end of each arc partition board is provided with a round hole by which the partition board can be conveniently moved or conveniently moved out of the water with a stick and/or pole. Each guide sieve is disposed between the corresponding arc partition board and the exterior wall of the corresponding culture pond. The blowfish culture system can be used for graded culture, the risk of mutual predation can be lowered, the survival rate is improved, and the economic benefit is improved.
Description
Technical field
The invention belongs to aquaculture field, be specifically related to a kind of can big hatching the branch to different fishponds according to the autonomous screening of the individual size realization of fry, the realization difference is cultured, thereby improves filefish cultivating system and the application thereof that filefish is cultured survival rate.
Background technology
The filefish seedling is after having passed through 1 month raising, and differentiation appears in individual size, and the fry of big specification tends to prey on the fry of small dimension, has a strong impact on the growth of small dimension fry.Traditional filefish is cultured when running into this situation, and the method for employing is normally caught out the back through manual work with the filefish seedling in the fishpond and supported in different fishponds according to individual size branch, carries out the different modes of throwing something and feeding according to different demands again; Or the filefish seedling carried out cutting, prevent to run foul of each other between fry.Though conventional method can well solve the problem that individual growth difference is brought; But not easy in the operation, cause the death of fry in the operating process easily, also have certain hysteresis quality simultaneously; Can not in time separate big hatching, cause the certain economic loss to take place.In order to solve the problem in above-mentioned traditional filefish cultural technique, the invention provides a kind of novel filefish cultivating system, can improve the survival rate of filefish seedling.
Summary of the invention
For overcoming above-mentioned technical disadvantages, the present invention provides a kind of to have and can realize autonomous the screening according to the individual size of fry, and big hatching is divided to different fishponds, realizes the difference breed, thereby improves filefish cultivating system and the application thereof that filefish is cultured survival rate.
The technical solution adopted for the present invention to solve the technical problems is: a kind of filefish cultivating system; Comprise first fishpond, second fishpond, arc-shaped partition, guiding screen cloth and sluice; First fishpond and intersection, second fishpond are provided with sluice, all adopt at the bottom of the pond in two fishponds to be convenient to the residual discharge of the fish structure slightly tapered with cleaning, and the bottom is evenly equipped with the aeration aerating device; Middle part, two fishponds is equipped with the arc-shaped partition that a pair of upper end exceeds the water surface; Two arc-shaped partitions are placed relatively, and the arc-shaped partition two end portions is overlapping, and leave the opening space identical with water (flow) direction; The upper end of arc-shaped partition is pierced to have and is convenient to utilize rod and/or excellent instrument moveable partition board or dividing plate is shifted out the circular hole of the water surface, is provided with the guiding screen cloth between arc-shaped partition and the outer pool wall.
Said first fishpond and the second fishpond height are 1.2 meters, dark 1 meter of pool inner water, and pool inner water is a circulation, flow velocity 10cm/s.
Said sluice comprises gate and gate slot, and gate is embedded in the gate slot, and height is mutually neat with pool side, joins at the bottom of bottom and the pond, and the both sides of gate upper end are provided with the ledge of being convenient to manipulate.
The metal protuberance of described arc-shaped partition through the bottom stands at the bottom of the pond, can adjust pore size between two arc-shaped partitions as required.
A kind of application of filefish cultivating system is: during breed in grades; The main special compound feed that relies on; In per 50 kilograms of special feeds, add 1.5 kilograms～2 kilograms in multiannensional-sine 50 grams～60 grams, cod-liver oil, seedling suitably adds less, and the per kilogram feed need add 1.3 kilograms of modulation of water; Daily ration, feeding quantity in first fishpond is 4 times on the 20%, of percentage of fish body weight; The daily ration, feeding quantity in second fishpond is according to 2～3 times on the 10%～15%, one of the percentage of the eel weight of medium specification and big specification; The density of breed in grades should guarantee that seedling is 300 tail/cubic meters, in big specification fry be 150 tail/cubic meters, thereby the assurance survival rate is more than 95 %.
In daily breeding process, each hour all monitored dissolved oxygen, pH value, the temperature in culturing pool pond, guarantees dissolved oxygen at 6.5～7.5 mg/L, and ammonia nitrogen is less than 0.5mg/l, and nitrite nitrogen is less than 0.2mg/l, and pH is between 7.5～8, and temperature is at 24～26 ℃.
Said multiannensional-sine comprises vitamin A, Cobastab, vitamin C and vitamin E.
Good effect of the present invention is: can change the pore size of lap through the relative position of two dividing plates of adjustment, thus can be so that the filefish seedling below a certain specification gets into the pool center part through this space smoothly; Stop passing through of big specification fry simultaneously, after big hatching is separated end, can open sluice between the body of pond; By the guiding screen cloth fry of big specification is swum to another fishpond simultaneously; Thereby the realization breed in grades is compared with existing common breed pond, can reduce the danger of mutual predation; Improve survival rate, enlarge economic benefit.
Description of drawings
Fig. 1 is the structural representation of filefish cultivating system.
Fig. 2 is the arc-shaped partition structural representation.
Fig. 3 is the gate structures sketch map.
Among the figure: 1～the first fishpond, 2～arc-shaped partition, 3～guiding screen cloth, 4～gate, 5～the second fishponds, 6～metal protuberance, 7～circular hole, 8～gate slot, 9～sluice.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of novel filefish cultivating system comprises that the bottom of pond body in first fishpond 1, second fishpond 5, arc-shaped partition 2, guiding screen cloth 3 and sluice 9, the first fishponds and second fishpond is slightly tapered; High 1.2 meters, guarantee dark 1 meter of pool inner water, the bottom is evenly distributed with the aeration aerating device, and pool inner water is a circulation; Flow velocity 10cm/s places one group of arc-shaped partition 2 at the middle part in first fishpond 1, and pierce on arc-shaped partition top has circular hole 7, can use instruments such as rod and/or rod to pass circular hole 7; Move arc-shaped partition 2, change the relative position of two arc-shaped partitions 2, or after the fry screening finishes, remove arc-shaped partition 2; The metal protuberance 6 of arc-shaped partition 2 through the bottom is fixed at the bottom of the pond, and arc-shaped partition 2 upper ends exceed the water surface, and two arc-shaped partitions 2 are placed relatively; Two arc-shaped partitions 2 are overlapped, and leave the space, can adjust pore size as required; The space opening is identical with water (flow) direction, and sluice 9 is positioned at the intersection of two pond bodies, closes at ordinary times; Screening is opened during fry, and through being fixed on the down auxiliary of guiding screen cloth 3 between arc-shaped partition 2 and the outer pool wall, making greatly, the fry of specification gets into second fishpond 5.
Said sluice 9 comprises gate 4 and gate slot 8, and gate 4 is embedded in the gate slot 8, and height is mutually neat with pool side, and the bottom contacts with at the bottom of the pond, and the both sides of gate 4 upper ends have the ledge of being convenient to manipulate respectively.
Because the habit of filefish is and the reverse parade of water (flow) direction, and the bigger filefish strength of specification is stronger, therefore often parade in the outside, and a little less than the fry strength of small dimension; Can only parade in the inboard, therefore,, arc-shaped partition 2 placed the center, pond according to above-mentioned implementation method; The relative spacing of lap is adjusted to below 2 centimetres, is placed in one, draw fish with bait, under the double action of filefish habit and bait with gauze parcel filefish feed; After a period of time, the less fry of specification can get into the center, pond smoothly through the space of arc-shaped partition 2, and the fry that specification is bigger then can't pass through; The body parade along the pond is continued in the compelled outside of staying arc-shaped partition 2, at this moment, lifts the sluice 9 between the body of pond; Be sidelong at sluice 9 one simultaneously and put guiding screen cloth 3, change the parade direction of filefish, make it to get into the second pond body, after big specification filefish all gets into the second pond body through sluice 9; Put down sluice 9, remove guiding screen cloth 3 and arc-shaped partition 2, at this moment, the classification of filefish seedling is accomplished; According to different classification needs, a fishpond can be set behind the second pond body again, repeat aforesaid operations, can carry out dividing the second time to the filefish seedling and support.
A kind of application of filefish cultivating system is: during breed in grades; The main special compound feed that relies on adds 1.5 kilograms～2 kilograms in multiannensional-sine 50 grams～60 grams, cod-liver oil in per 50 kilograms of special feeds, said multiannensional-sine comprises vitamin A, Cobastab, vitamin C and vitamin E; Seedling suitably adds less; The per kilogram feed need add 1.3 kilograms of modulation of water, is decided to be 4 times on the 20%, one at the daily ration, feeding quantity in first fishpond percentage according to the fish body weight; The daily ration, feeding quantity in second fishpond is decided to be 10%～15%, 2～3 times on the one according to the percentage of the eel weight of medium specification and big specification; The density of breed in grades should guarantee that seedling is 300 tail/cubic meters, in big specification fry be 150 tail/cubic meters, thereby the assurance survival rate is more than 95 %.
In daily breeding process, each hour all monitored dissolved oxygen, pH value, the temperature in culturing pool pond, guarantees dissolved oxygen at 6.5～7.5 mg/L, and ammonia nitrogen is less than 0.5mg/l, and nitrite nitrogen is less than 0.2mg/l, and pH is between 7.5～8, and temperature is at 24～26 ℃.
The present invention can change the pore size of lap through the relative position of two dividing plates of adjustment, thereby can be so that the filefish seedling below a certain specification gets into the pool center part through this space smoothly; Stop passing through of big specification fry simultaneously, after big hatching is separated end, can open sluice between the body of pond; By the guiding screen cloth fry of big specification is swum to another fishpond simultaneously; Thereby the realization breed in grades is compared with existing common breed pond, can reduce the danger of mutual predation; Improve survival rate, enlarge economic benefit.
Claims (7)
1. filefish cultivating system; It is characterized in that: comprise first fishpond, second fishpond, arc-shaped partition, guiding screen cloth and sluice; First fishpond and intersection, second fishpond are provided with sluice, all adopt at the bottom of the pond in two fishponds to be convenient to the residual discharge of the fish structure slightly tapered with cleaning, and the bottom is evenly equipped with the aeration aerating device; Middle part, two fishponds is equipped with the arc-shaped partition that a pair of upper end exceeds the water surface; Two arc-shaped partitions are placed relatively, and the arc-shaped partition two end portions is overlapping, and leave the opening space identical with water (flow) direction; The upper end of arc-shaped partition is pierced to have and is convenient to utilize rod and/or excellent instrument moveable partition board or dividing plate is shifted out the circular hole of the water surface, is provided with the guiding screen cloth between arc-shaped partition and the outer pool wall.
2. filefish cultivating system according to claim 1, it is characterized in that: said first fishpond and the second fishpond height are 1.2 meters, dark 1 meter of pool inner water, pool inner water is a circulation, flow velocity 10cm/s.
3. filefish cultivating system according to claim 1, it is characterized in that: said sluice comprises gate and gate slot, and gate is embedded in the gate slot, and height is mutually neat with pool side, joins at the bottom of bottom and the pond, and the both sides on the gate are provided with the ledge of being convenient to manipulate.
4. filefish cultivating system according to claim 1 is characterized in that: the metal protuberance of said arc-shaped partition through the bottom stands at the bottom of the pond, can adjust pore size between two arc-shaped partitions as required.
5. application of filefish cultivating system according to claim 1; It is characterized in that: when breed in grades, mainly rely on special compound feed, in per 50 kilograms of special feeds, add 1.5 kilograms～2 kilograms in multiannensional-sine 50 grams～60 grams, cod-liver oil; Seedling suitably adds less; The per kilogram feed need add 1.3 kilograms of modulation of water, and the daily ration, feeding quantity in first fishpond is 4 times on the 20%, of percentage of fish body weight; The daily ration, feeding quantity in second fishpond is according to 2～3 times on the 10%～15%, one of the percentage of the eel weight of medium specification and big specification; The density of breed in grades should guarantee that seedling is 300 tail/cubic meters, in big specification fry be 150 tail/cubic meters, thereby the assurance survival rate is more than 95 %.
6. like the application of the said filefish cultivating system of claim 5; It is characterized in that: in daily breeding process, each hour all monitored dissolved oxygen, pH value, the temperature in culturing pool pond, guarantees that dissolved oxygen is at 6.5～7.5 mg/L; Ammonia nitrogen is less than 0.5mg/l; Nitrite nitrogen is less than 0.2mg/l, and pH is between 7.5～8, and temperature is at 24～26 ℃.
7. like the application of the said filefish cultivating system of claim 5, it is characterized in that: said multiannensional-sine comprises vitamin A, Cobastab, vitamin C and vitamin E.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100462779A CN102599085A (en) | 2012-02-28 | 2012-02-28 | Blowfish culture system and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100462779A CN102599085A (en) | 2012-02-28 | 2012-02-28 | Blowfish culture system and application thereof |
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| CN102599085A true CN102599085A (en) | 2012-07-25 |
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| CN2012100462779A Pending CN102599085A (en) | 2012-02-28 | 2012-02-28 | Blowfish culture system and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106605619A (en) * | 2016-12-20 | 2017-05-03 | 庞倩媚 | Globefish breeding method and device |
| CN112273309A (en) * | 2020-10-30 | 2021-01-29 | 刘伟 | High-efficient water-saving feed delivery device for large aquarium fish culture box |
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| US4198925A (en) * | 1978-08-18 | 1980-04-22 | Domsea Farms, Inc. | Grading small live fish underwater |
| WO1992012627A1 (en) * | 1989-06-06 | 1992-08-06 | Serge Nestor Simeon | Selector for fish, shellfish and other aquacultural products |
| DE10055005A1 (en) * | 2000-11-07 | 2002-05-08 | Guenter Heinrich Born | Fish farming system comprises several tanks interconnected by pipes on which sorting boxes are fitted which contain electrified metal plates with different spacings |
| CN201042160Y (en) * | 2007-05-22 | 2008-04-02 | 大连水产学院 | Strobe of oplopanax elatus cultivation |
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-
2012
- 2012-02-28 CN CN2012100462779A patent/CN102599085A/en active Pending
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| WO1992012627A1 (en) * | 1989-06-06 | 1992-08-06 | Serge Nestor Simeon | Selector for fish, shellfish and other aquacultural products |
| DE10055005A1 (en) * | 2000-11-07 | 2002-05-08 | Guenter Heinrich Born | Fish farming system comprises several tanks interconnected by pipes on which sorting boxes are fitted which contain electrified metal plates with different spacings |
| CN201042160Y (en) * | 2007-05-22 | 2008-04-02 | 大连水产学院 | Strobe of oplopanax elatus cultivation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106605619A (en) * | 2016-12-20 | 2017-05-03 | 庞倩媚 | Globefish breeding method and device |
| CN112273309A (en) * | 2020-10-30 | 2021-01-29 | 刘伟 | High-efficient water-saving feed delivery device for large aquarium fish culture box |
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Application publication date: 20120725 |