Factory-like circulating water mixed cultivation method of tiger giant grouper and oplegnathus punctatus
A pearl gentian and mixed culture technology, applied in fish farming, climate change adaptation, application, etc., can solve the problem of little research on fish mixed culture technology, so as to ensure fish welfare, improve breeding efficiency and high efficiency The effect of utilizing aquaculture water space
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[0019] A kind of mixed breeding method of pearl gentian grouper and grouper sea bream in industrialized circulating water, the specific operations are as follows:
[0020] Each set of recirculating aquaculture system in the grouper aquaculture workshop of Oriental Ocean Laizhou Branch is composed of a water treatment unit composed of a microfilter, protein foam separator, ultraviolet lamp, ozone, oxygen cone, and biological filter, and 10 aquaculture ponds. Each breeding pond is adjusted to a water depth of 95cm, and the effective breeding water body is about 30m 3 .
[0021] Stocking quantity and specifications: A system is selected, and each pool is stocked with 3,500 pearl gentian groupers with an average weight of 32.5 grams, a total of 35,000; 700 groupers with an average weight of 50.2 grams, a total of 7,000, and mixed culture is implemented.
[0022] Stocking sequence: the pearl gentian grouper is first stocked in the system, and after about 3 days of stable food inta...
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