CN104782537A - Natural ecology simulation feeding mode for young Macculochella peeli - Google Patents
Natural ecology simulation feeding mode for young Macculochella peeli Download PDFInfo
- Publication number
- CN104782537A CN104782537A CN201510125321.9A CN201510125321A CN104782537A CN 104782537 A CN104782537 A CN 104782537A CN 201510125321 A CN201510125321 A CN 201510125321A CN 104782537 A CN104782537 A CN 104782537A
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- feeding
- fish
- juvenile fish
- bait
- dragon design
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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
- 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
Abstract
The invention discloses a natural ecology simulation feeding mode for young Macculochella peeli. A traditional full-pool feeding method is changed, and in a proper intensification high-density breeding environment, a weak-light inducing and close-to-wall continuous feeding method is adopted based on the living habits that the young Macculochella peeli likes to be close to a wall, fears high light, likes weak light, is fast in metabolism and digestion and likes movable baits, so that the young Macculochella peeli can be fed massively. The feeding mode of close-to-wall continuous feeding and lamplight inducing is adopted, the feed amount per day accounts for about 2 percent of the weight of the fish, and the fish is fed for 24 hours per day; granular baits with four different granule diameters are adopted, the palatability of the young Macculochella peeli is improved according to the mouth size of the young Macculochella peeli, the feeding rate of the young Macculochella peeli is greatly improved, the survival rate, bait utilization rate and growth speed of the young Macculochella peeli are obviously improved, and the individual growth differences caused by bait grabbing are reduced.
Description
Technical field
The present invention relates to the Optimal culture technology of juvenile fish, specifically the imitative natural, ecological of a kind of dragon design spot juvenile fish is thrown something and fed mode method.
Background technology
Dragon design spot is the primary fingerling of Australia, is the most top plain boiled pork fish, first of the large economic fish of Australia rank four, is one of maximum in the world fresh-water fishes.Its formal name used at school be worm line river blackfish (
macculochella peeli), genus Perciformes (
perciformes) ， Sushi Percidae (
percichthyidae), river blackfish belongs to (
macculochella).
Dragon design spot belongs to predacious fish, and habit is violent, and juvenile fish metabolism is fast, heavy, it is serious to rob food, and heavy meal needs again to throw something and feed after one time 2-3 hour, otherwise the juvenile fish of hunger there will be the phenomenon of stinging mutually.Tradition full pool spilling head, a small amount of mode of throwing something and feeding repeatedly, not only take a large amount of artificial, and the time of throwing something and feeding and consumption are difficult to hold, the demand of ingesting of dragon design spot juvenile fish can not be met, throwing something and feeding so for a long time to cause individual growth difference large, finally there is the phenomenon that juvenile fish specification is obviously broken up, big fish swallowing little fish, also can cause the serious consequences such as grazing rate is low, bait utilization is low, growth rate is slow, survival rate is low simultaneously.
At present, the cultural technique of domestic dragon design spot is also immature, and the especially Throwing bait technique of dragon design spot juvenile fish, in the breeding process of fish, bait throwing in is very crucial sport technique segment.At present in the cultivation of dragon design spot, generally adopt fixed point, regularly, quantitative mode of throwing something and feeding, easily like this cause ingesting of juvenile fish unbalanced, thus result in the polarization of fish body body weight.Can according to dragon design spot juvenile fish wedding invitation card wall, fear high light and tend to become weak that to improve the mode of throwing something and feeding be improve the effective way of dragon design spot juvenile fish survival rate, bait utilization and growth rate and minimizing individual growth difference phenomenon for light, metabolism digestion life habit that is fast, the dynamic bait of happiness.
Summary of the invention
Goal of the invention: the object of the invention is to change full pond spread feed, a small amount of repeatedly, tradition quantitatively of fixed place and time throws something and feeds mode, there is provided a kind of according to dragon design spot juvenile fish wedding invitation card wall, fear high light and to tend to become weak the mode of uninterruptedly throwing something and feeding continuously that light, metabolism digest fast life habit and determine, to improve the survival rate of dragon design spot juvenile fish, bait utilization and growth rate, reduce the individual growth difference caused because robbing food.
Technical scheme: the imitative natural, ecological of a kind of dragon design spot juvenile fish of the present invention is thrown something and fed pattern, throw something and feed under the environment of intensive high density circulating water culture system, described cultivating system is made up of culturing pool, culvert system, foam remover, filtration system and Online Monitoring Control System; During the cultivation of dragon design spot juvenile fish, adopt fresh water as breeding water body, and adopt full greenhouse shading treatment; According to the life habit of dragon design spot juvenile fish, adopt adherent continuously, the low light level mode of throwing something and feeding of luring, described adherent referring to continuously arranges intelligent device for feeding fish bait on the pool wall of culturing pool, described intelligent device for feeding fish bait takes mode of uninterruptedly throwing something and feeding for 24 hours, to throw something and feed according to different juvenile fish specifications the granular bait for fish of different-grain diameter, and day feeding volume account for the 1-3% of fish body gross weight, described device for feeding fish bait is provided with food calling lamp, and adopts the process of weak light lamp food calling.
As optimization, the temperature range of described breeding water body is 25-28 DEG C.
As optimization, the cultivation density of described dragon design spot juvenile fish in culturing pool is 200 tails/m
3, dragon design spot juvenile fish specification limit is between 2.5g-15g.
As optimization, at least one pool wall of described culturing pool arranges intelligent device for feeding fish bait, the distance of described intelligent device for feeding fish bait distance pool wall is 15cm, and the distance of the distance water surface is 25cm.
As optimization, the speed of throwing something and feeding of described intelligent device for feeding fish bait is 5-8g/ hour.
As optimization, the luminous intensity of described food calling lamp is 600-800lx.
As optimization, described intelligent device for feeding fish bait comprises intelligence control system, dynamical system and structural framework, described intelligence control system comprises interconnective control box and voltage-stablizer, described dynamical system comprises interconnective electric disc and drive motors, described drive motors is electrically connected with described control box, described structural framework comprises fixed support, storage bin, discharging opening and food calling lamp, described storage bin and discharging opening are fixed on described fixed support by support bracket, described discharging opening is by interior, outer two-layer pipe is formed, one of them pipe is connected with described storage bin, another pipe is connected with described electric disc, and two pipes are respectively provided with interior otch, outer otch.
As optimization, described control box is provided with time controling knob and speed control knob.
As optimization, described outer otch is also connected with flow deflector, and the length of described flow deflector is slightly above the edge of described electric disc.
As optimization, described food calling lamp is connected to described support bracket fastened bottom by bent metal tube, and described food calling lamp adopts rated power to be the tengsten lamp of 1W.
Beneficial effect: the present invention change conventional inefficiencies fixed point, regularly, quantitatively to throw something and feed mode, by adopting 24 hours continual modes of throwing something and feeding, in conjunction with the food calling lamp of the low light level, all fishes can be had, make grazing rate reach more than 95%, survival rate is more than 90%, and juvenile fish grows to 15g by 2.5g and only uses 40 days, substantially increase the growth rate uniformity of dragon design spot juvenile fish, grazing rate, survival rate and growth speed, avoid the polarization of fish body.
Accompanying drawing explanation
Fig. 1 is intelligent device for feeding fish bait structural representation of the present invention.
Embodiment
The imitative natural, ecological of a kind of dragon design spot juvenile fish is thrown something and fed pattern, namely throw something and feed under the environment of intensive high density circulating water culture system, described cultivating system is made up of culturing pool, culvert system, foam remover, filtration system and Online Monitoring Control System; During the cultivation of dragon design spot juvenile fish, adopt fresh water as breeding water body, the temperature range of breeding water body is 25-28 DEG C.And adopting full greenhouse shading treatment, the cultivation density of described dragon design spot juvenile fish in culturing pool is 200 tails/m
3, dragon design spot juvenile fish specification limit is between 2.5g-15g.According to the life habit of dragon design spot juvenile fish, adopt adherent continuously, the low light level mode of throwing something and feeding of luring, described adherent referring to continuously arranges intelligent device for feeding fish bait on the pool wall of culturing pool, described intelligent device for feeding fish bait takes mode of uninterruptedly throwing something and feeding for 24 hours, to throw something and feed according to different juvenile fish specifications the granular bait for fish of different-grain diameter, and day feeding volume account for the 1-3% of fish body gross weight, described device for feeding fish bait is provided with food calling lamp, and adopts the process of weak light lamp food calling.
Fig. 1 is the structural representation of intelligent device for feeding fish bait used in the present invention.Comprise intelligence control system, dynamical system and structural framework, described intelligence control system comprises interconnective control box and voltage-stablizer, described dynamical system comprises interconnective electric disc 5 and drive motors 12, described drive motors 12 is electrically connected with described control box, described structural framework comprises fixed support 1, storage bin 2, discharging opening 4 and food calling lamp 6, described storage bin 2 and discharging opening 4 are fixed on described fixed support 1 by support bracket 3, described discharging opening 4 is by interior, outer two-layer pipe is formed, one of them pipe is connected with described storage bin 2, another pipe is connected with described electric disc 5, and two pipes are respectively provided with interior otch 7, outer otch 9.
As the further optimization of technique scheme, described control box is provided with time controling knob 10 and speed control knob 11, can regulate and control Feeding time and disk rotational speed.Described outer otch 9 is also connected with flow deflector 8, and the length of described flow deflector 8 is slightly above the edge of described electric disc 5.Described storage bin 2 is the barrel-shaped structure of polyethylene, and described discharging opening 4 is made up of inside and outside two-layer PVC pipe.Described food calling lamp 6 is connected to the bottom of described fixed support 1 by bent metal tube, and described food calling lamp 6 adopts rated power to be the tengsten lamp of 1W.The rated voltage of described drive motors 12 is 12V, and rotational speed regulation scope is 10-15 rev/min.Described electric disc 5 adopts PVC material disc structure, and with described discharging opening 4 bottom matched by circular groove.The top of described storage bin 2 is provided with hopper cover 7.
The output voltage 12V of above-mentioned voltage-stablizer, is connected with device for feeding fish bait through time controling box; Described fixed support is ferrous material, through being welded; Described storage bin is polyethylene material, diameter 11.5cm, high 20cm, volume 2L; Described discharging opening is made up of double-deck PVC pipe, outer pipe diameter 9cm, internal layer pipe diameter 8cm, wherein internal layer is bait buffering chamber, and has long incision 6cm, wide 2cm, outer by long 7cm, the otch of high 1cm and internal layer otch co-controlling discharging speed, and be provided with flow deflector, what control bait evenly falls into pond; Described electric disc and electromotor are fixed together formation, and disk is PVC material, can by the fast knob adjusting rotary speed of control; Described food calling lamp, is connected with support by the metal tube that can arbitrarily bend, and can regulate the angle of food calling lamp.
Bait can store in storage bin by device for feeding fish bait of the present invention, control electric disc by two knobs rotated on control box to rotate, electric disc drives bait to flow out buffering chamber, through the guiding of flow deflector, slowly fall into pond, the bait in storage bin because of Action of Gravity Field, the bait of lasting supplementary outflow, under the effect of food calling lamp, the shoal of fish is attracted to ingest.
The general 60m of culturing pool area
2, each installation above-mentioned intelligent miniature disk device for feeding fish bait on culturing pool surrounding pool wall, the distance of described intelligent device for feeding fish bait distance pool wall is 15cm, and the distance of the distance water surface is 25cm.The speed of throwing something and feeding is adjusted to 5-8g/h, food calling light is emphasized to 600-800lx, bait falls in culturing pool along pool side, because bait particle is little, buoyancy is large, the effect of cycle water current in addition, bait can suspend in water 8-10 second, in this process, the juvenile fish be gathered near device for feeding fish bait because of food calling lamp can ingest, the juvenile fish after terminating that ingests can leave, the juvenile fish not yet ingested can come to ingest successively, lasting feeding area, feeding ground is defined in whole culturing pool, dragon design spot juvenile fish just can be ingested perching in travelling process, to solve because robbing food the growth differences that causes and sting problem mutually.
Cultivate as example below in conjunction with the intensive cycle water of our company, the overall process implementing this method is described.
(1) cultivating system
Carry out under the condition of intensive circulating water culture system, the cultivating system of dragon design spot juvenile fish is made up of culturing pool, culvert system, foam remover, filtration system and Online Monitoring Control System, fishpond area 60m
2, depth of water 1m, water body one h cycle once.
(2) breeding environment
During the cultivation of dragon design spot juvenile fish, adopt freshwater aquiculture water body, water temperature controls at 25-28 DEG C, the shading of full greenhouse, and cultivation density is 200 tails/m
3.
(3) juvenile fish life habit
Dragon design spot juvenile fish wedding invitation card wall is perched and fears high light, happiness is perched in the pool wall and corner of culturing pool, and having sunlight or comparatively bright region to rarely have distribution, obvious avoidance behaviour is had through light-illuminating, but the dragon design spot juvenile fish happiness low light level, when below light intensity 1000lx, dragon design spot juvenile fish has obvious cluster and to ingest phenomenon, the stage of ingesting of juvenile fish is mainly in the process of particulate material decline, and dragon design spot juvenile fish f eeding rhythm is continuity, all has the shoal of fish to come to ingest in whole day.
(4) bait feeding
Each installation intelligent miniature disk device for feeding fish bait (as shown in Figure 1) on twice pool wall about culturing pool, the speed of throwing something and feeding is adjusted to 5g/h, food calling light is emphasized to 600-800lx, bait falls in culturing pool along pool side, because bait particle is little, buoyancy is large, the effect of cycle water current in addition, bait can suspend in water 8-10 second, in this process, the juvenile fish be gathered near device for feeding fish bait because of food calling lamp can ingest, and the juvenile fish after terminating that ingests can leave, and defines two lasting feeding area, feeding grounds in whole culturing pool.
(5) bait mode is changed
Juvenile fish model of throwing something and feeding at first is C1(particle diameter 0.7mm) bait, every 1 day, the C1 of 20% is replaced by C2(particle diameter 1.0mm after 5 days), until C1 is all changed to C2.Change bait C3(particle diameter 1.2mm afterwards in this approach), C4(particle diameter 1.4mm).
Sample result: the grazing rate of dragon design spot juvenile fish reaches more than 95%, survival rate is more than 90%, and juvenile fish grows to 15g by 2.5g and only uses 40 days, substantially increases the grazing rate of dragon design spot juvenile fish, survival rate and growth speed.
The above is only the non-limiting implementation method of invention; for the person of ordinary skill of the art; do not departing from the invention design with under the prerequisite of not making creative work, can also make some distortion and transformation, these all belong to protection scope of the present invention.
Claims (10)
1. the imitative natural, ecological of a dragon design spot juvenile fish is thrown something and fed pattern, it is characterized in that: throw something and feed under the environment of intensive high density circulating water culture system, described cultivating system is made up of culturing pool, culvert system, foam remover, filtration system and Online Monitoring Control System; During the cultivation of dragon design spot juvenile fish, adopt fresh water as breeding water body, and adopt full greenhouse shading treatment; According to the life habit of dragon design spot juvenile fish, adopt adherent continuously, the low light level mode of throwing something and feeding of luring, described adherent referring to continuously arranges intelligent device for feeding fish bait on the pool wall of culturing pool, described intelligent device for feeding fish bait takes mode of uninterruptedly throwing something and feeding for 24 hours, to throw something and feed according to different juvenile fish specifications the granular bait for fish of different-grain diameter, and day feeding volume account for the 1-3% of fish body gross weight, described device for feeding fish bait is provided with food calling lamp, and adopts the process of weak light lamp food calling.
2. the imitative natural, ecological of a kind of dragon design spot juvenile fish according to claim 1 is thrown something and fed pattern, it is characterized in that: the temperature range of described breeding water body is 25-28 DEG C.
3. the imitative natural, ecological of a kind of dragon design spot juvenile fish according to claim 1 is thrown something and fed pattern, it is characterized in that: the cultivation density of described dragon design spot juvenile fish in culturing pool is 200 tails/m
3, dragon design spot juvenile fish specification limit is between 2.5g-15g.
4. the imitative natural, ecological of a kind of dragon design spot juvenile fish according to claim 1 is thrown something and fed pattern, it is characterized in that: at least one pool wall of described culturing pool arranges intelligent device for feeding fish bait, the distance of described intelligent device for feeding fish bait distance pool wall is 15cm, and the distance of the distance water surface is 25cm.
5. the imitative natural, ecological of a kind of dragon design spot juvenile fish according to claim 1 or 4 is thrown something and fed pattern, it is characterized in that: the speed of throwing something and feeding of described intelligent device for feeding fish bait is 5-8g/ hour.
6. the imitative natural, ecological of a kind of dragon design spot juvenile fish according to claim 1 is thrown something and fed pattern, it is characterized in that: the luminous intensity of described food calling lamp is 600-800lx.
7. the imitative natural, ecological of a kind of dragon design spot juvenile fish according to claim 1 is thrown something and fed pattern, it is characterized in that: described intelligent device for feeding fish bait comprises intelligence control system, dynamical system and structural framework, described intelligence control system comprises interconnective control box and voltage-stablizer, described dynamical system comprises interconnective electric disc and drive motors, described drive motors is electrically connected with described control box, described structural framework comprises fixed support, storage bin, discharging opening and food calling lamp, described storage bin and discharging opening are fixed on described fixed support by support bracket, described discharging opening is by interior, outer two-layer pipe is formed, one of them pipe is connected with described storage bin, another pipe is connected with described electric disc, and two pipes are respectively provided with interior otch, outer otch.
8. the imitative natural, ecological of a kind of dragon design spot juvenile fish according to claim 7 is thrown something and fed pattern, it is characterized in that: described control box is provided with time controling knob and speed control knob.
9. the imitative natural, ecological of a kind of dragon design spot juvenile fish according to claim 7 is thrown something and fed pattern, it is characterized in that: described outer otch is also connected with flow deflector, and the length of described flow deflector is slightly above the edge of described electric disc.
10. the imitative natural, ecological of a kind of dragon design spot juvenile fish according to claim 7 is thrown something and fed pattern, it is characterized in that: described food calling lamp is connected to described support bracket fastened bottom by bent metal tube, and described food calling lamp adopts rated power to be the tengsten lamp of 1W.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107114292A (en) * | 2017-06-28 | 2017-09-01 | 陈迎春 | A kind of fish pond feeder |
| CN107155999A (en) * | 2017-06-30 | 2017-09-15 | 中国水产科学研究院黄海水产研究所 | A kind of dim light induces green fin black scraper Puffer juvenile fish cluster to feed and pool device and method |
| CN109699533A (en) * | 2019-02-26 | 2019-05-03 | 南通龙洋水产有限公司 | A kind of live bait feeding method improving dragon design spot spray seedling survival rate |
| CN113711970A (en) * | 2021-10-15 | 2021-11-30 | 智循环(南京)水产科技有限责任公司 | Industrial culture system and method for penaeus vannamei boone with intermittent and continuous feed feeding |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107155999B (en) * | 2017-06-30 | 2022-06-07 | 中国水产科学研究院黄海水产研究所 | Device and method for feeding and pond reversing of takifugu rubripes juvenile fish clusters under weak light induction |
| CN109699533A (en) * | 2019-02-26 | 2019-05-03 | 南通龙洋水产有限公司 | A kind of live bait feeding method improving dragon design spot spray seedling survival rate |
| CN113711970A (en) * | 2021-10-15 | 2021-11-30 | 智循环(南京)水产科技有限责任公司 | Industrial culture system and method for penaeus vannamei boone with intermittent and continuous feed feeding |
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| CN104782537B (en) | 2017-07-11 |
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