Full-life-stage recirculating aquaculture system of jellyfish and breeding method therefor

A recirculating aquaculture, stage technology, applied in fish farming, application, climate change adaptation, etc., can solve the problems of low space utilization, no water purification system, labor consumption, etc., to increase space utilization and save labor. and time, the effect of reducing mechanical damage

A recirculating aquaculture, stage technology, applied in fish farming, application, climate change adaptation, etc., can solve the problems of low space utilization, no water purification system, labor consumption, etc., to increase space utilization and save labor. and time, the effect of reducing mechanical damage

CN111543377APending Publication Date: 2020-08-18JIMEI UNIV

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  • Full-life-stage recirculating aquaculture system of jellyfish and breeding method therefor
  • Full-life-stage recirculating aquaculture system of jellyfish and breeding method therefor
  • Full-life-stage recirculating aquaculture system of jellyfish and breeding method therefor

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] refer to figure 1 A recirculating aquaculture system for the whole life stage of jellyfish comprises a breeding tank 1, an upper water pipe 2, a lower water pipe 3, a filter material 4, a protein separator 5, a water pump 6 and a sump 7, wherein the upper water pipe 2 is used for feeding the breeding tank 1 water supply, under the action of the water pump 6, the water in the bottom tank is input into the culture tank 1, and the downpipe 3 is used to export the water in the culture tank 1 into the bottom tank 7.

[0040] The sump 7 includes a water inlet area, a middle area and an outlet area connected in sequence. The three areas are separated by glass partitions and connected by pipelines. The filter material 4, the protein skimmer 5 and the water pump 6 are all arranged in the sump 7. , wherein the filter material 4 is arranged in the water inlet area, the protein skimmer 5 is arranged in the middle area, and the water pump 6 is arranged in the water outlet area. Dur...

Embodiment 2

[0051] This embodiment is improved on the basis of Example 1, and a filter screen is laid on the upper surface of the porous sloping plate, preferably a PVC net. The aperture of the filter screen is 1-0.5mm, and the aperture of the porous sloping plate is 2-5mm. The filter screen cooperates with the porous inclined plate to realize blocking of jellyfish in different life stages when changing water.

[0052] In order to facilitate the culture of the dish, the air bubbles input along the tank wall through the air holes enter the air along with the porous sloping plate, providing the dish with curved hydrodynamic force. At this time, it is preferable to place the porous water spray pipe on the opposite side of the porous inclined plate, adjust the water flow control valve to control the water output of the porous water spray pipe, and perform low-frequency water exchange.

[0053]When necessary, update the aquaculture water, for example, replace 10% of the aquaculture water in th...

Embodiment 3

[0055] This embodiment is improved on the basis of Embodiment 1. The cylinder body includes 3 small cylinders. The structure of the cylinder body of the small cylinders is the same as that of Embodiment 1. The small cylinders are independent of each other. The water inlet part of the small cylinders enters water through 3 The flexible pipes are connected in parallel on the upper water pipes, and the arc plates of the small tank are respectively connected with the lower water pipes to lead out the water body.

[0056] The size of the small cylinder can also be the same or different, for example, the cylinder body for the jellyfish body can be larger, and the cylinder body for the polyp body and the plate body can be slightly smaller.

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Abstract

The invention relates to a full-life-stage recirculating aquaculture system of jellyfish and a breeding method therefor. The full-life-stage recirculating aquaculture system of the jellyfish comprisesa dismountable breeding cylinder, a bottom cylinder, a filtering system, a water pump, an upper water pipe, a lower water pipe or the like. The upper water pipe is used for supply water to the breeding cylinder, and the lower water pipe is used for leading the water in the breeding cylinder out and into the filtering system in the bottom cylinder, so that the breeding water can be recycled between the breeding cylinder and the filtering system. The breeding cylinder provides power for motion and predation of the jellyfish and realizes an oxygenation effect by air holes and / or a porous water spraying pipe, and a porous inclined plate blocks the jellyfish so as to keep the jellyfish in the breeding cylinder, so that mechanical damage caused by jellyfish salvage can be avoided. The full-life-stage recirculating aquaculture system of the jellyfish, and the breeding method therefor solve breeding problems in different stages of a life cycle of the jellyfish, can also greatly save manpowerand time consumed in jellyfish breeding, increase breeding efficiency and are of good application prospect.

Description

technical field [0001] The invention relates to a jellyfish breeding technology, in particular to a jellyfish recirculating aquaculture system and a breeding method for all life stages. Background technique [0002] Most jellyfish have the phenomenon of alternation of generations, that is, the generation of polyp and the generation of jellyfish. Generations of polyps asexually proliferate through budding and podocyte formation. Under certain conditions, the hydra can transform into a transverse split body, and the transverse split body continues to develop and finally releases a disc-shaped body, which gradually grows into a medusa by feeding on plankton; after the disc-shaped body is released, the transverse split body can Revert to polyp again. [0003] The living habits and biological characteristics of different generations of jellyfish are completely different: individual polyps are tiny (2-10 mm) and live in the bottom habitat, and environmental conditions are needed...

Claims

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Application Information

Patent Timeline
18 Aug 2020
Publication
CN111543377A
IPC
A01K63/00; A01K63/04; A01K61/00
CPC
A01K61/00; A01K63/003; A01K63/045; Y02A40/81
Inventors
ηŽ‹ζ·‘ηΊ’; ι‚“δΈ½η§‹