Biological regulation technology for apostichopus japonicus aquaculture pond by macroalgae control with siganus guttatus
A technique for ordering fish in baskets and ponds, which is applied in fish farming, plant cultivation, seaweed cultivation, etc., can solve the problems of small size of fish fry in ordering baskets.
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[0011] 1. Cultivation of large-scale seedlings of point basket fish
[0012] (1) Basic conditions for overwintering nursery ponds
[0013] The seedling pool is of brick and cement structure, and the four corners of the square are arc-shaped to facilitate the water flow in the pool. The size of the seedling pool is 25m 2 , with a depth of about 1.0m, the bottom of the pool is shaped like a pot, with a central drain, and a replaceable sewage net at the drain. There is an inflatable device in the pool for 24-hour uninterrupted oxygenation.
[0014] (2) Water quality conditions
[0015] The water used in the Baomiao Pond is sand-filtered natural seawater, with a pH range of 8.1-8.3 and a salinity of 25‰-28‰. The water quality meets the requirements of fishery water quality standards.
[0016] (3) release seedlings
[0017] On May 18, 2016, 40,000 basket fish fry were purchased from the Hainan Base of the East China Sea Fisheries Research Institute of the Academy of Water Scie...
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