Method for culturing grouper fries in small water body
A water body and grouper technology, applied in fish farming, application, climate change adaptation, etc., can solve the problems of grouper fry survival rate, low survival rate, and weak fish fry, so as to improve the survival rate and emergence of grouper fry Stable and less disease effect
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[0030] The method for cultivating grouper fry in a small water body provided in this embodiment includes the following steps:
[0031] (1) Facility conditions: The nursery pond is required to be indoor, rectangular, with an area of 15-25m 2 , 1.5m deep cement pool, with good lighting, no rain, inflatable stone for aeration; prepare a small pump with a power of 220W to facilitate the pumping of seawater; although it is an indoor cement pool, it also requires good lighting and can In the case of insufficient light, turn on the incandescent lamp to supplement the light source;
[0032] (2) Seawater treatment: After all the seawater used is required to be filtered and precipitated by sand, it is sterilized by bleaching powder (concentration of 20~30ppm, where ppm means g / ton seawater) for 2 days, and then sodium thiosulfate (concentration of 15~ 25ppm, where ppm means g / ton of sea water) neutralize, fully aerate for 2 days and then use it to ensure that no harmful bacteria will be ad...
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