Fry ground for fry production of cyprinidae fish in northern area

Abstract

The invention relates to a fry ground for fry production of cyprinidae fish in the northern area. A parent fish pond, a reserve parent fish pond and a fish fry pond are connected to a first deep wellthrough culvert pipes, respectively; the parent fish pond, the reserve parent fish pond and the fish fry pond are connected to a drainage channel through drainage pipes, respectively; the drainage channel is connected to a purifying wetland, the purifying wetland is connected to a purifying pond, the purifying pond is connected to a water storage pond, and a filter dam is arranged between the purifying pond and the water storage pond; a reservoir is connected to a second deep well, the reservoir is connected to a quarantine pool, a culture pool, a nursery pool and a disinfection pool through culvert pipes, and the quarantine pool, the culture pool, the nursery pool and the disinfection pool are respectively connected to a tail water pool; the tail water pool is connected to the purifying wetland. The fry ground of the invention has scientific and reasonable design, can reduce the pollution of the eutrophication materials of the drained culture tail water to the external environment, and avoid the risk of disease pathogens carried by an external water source; meanwhile, cultivation of aquatic products and aquatic plants can be realized, culture tail water can be purified and the utilization ratio is improved.

Description

technical field [0001] The invention belongs to the technical field of aquaculture, and relates to a fish fry farm, in particular to a fry farm used for the production of carp fish fry in the northern region. Background technique [0002] Cyprinidae belongs to the order Cyprinidae, and there are more than 3,700 species of 210 genera of Cyprinidae in the world. Cyprinidae fishes will show their marriage color when they are spawning. The male and female fish swim side by side, and the female fish lays eggs on aquatic plants and other attachments, that is, fish nests. The fertilized eggs hatch into larvae in about 1 to 2 days. The larvae are still attached to the fish nest and are supplied with nutrients by the yolk sac in the body. After 2 to 3 days, the larvae consume the nutrients in the yolk sac and start to swim and look for food. Cyprinidae fish have strong temperature adaptability, and the living water temperature is 0-30°C. It has a variety of food habits, fast growth...

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[0006] Through the search of published patent documents, no published patent documents identical to this patent application have been found

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