Closed type circulating water breeding method of hexagrammos otakii
A closed-circulation, large-scale six-line carp technology, applied in fish farming, application, climate change adaptation, etc., can solve the problems of difficult control of feeding amount, unguaranteed water quality, high bait coefficient, etc., to reduce the bait coefficient, Control the time to market and the effect of complete water treatment facilities
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[0026] Below in conjunction with embodiment describe in detail:
[0027] A closed circulation aquaculture method for Otaki hexalis, including selection of aquaculture water source, establishment of aquaculture environment, control of aquaculture density and aquaculture water temperature, regulation of aquaculture water quality, regulation of aquaculture water dissolved oxygen, and selection of aquaculture bait and feeding, the management of breeding sub-ponds, and the prevention and treatment of breeding diseases, the specific conditions are as follows:
[0028] (1) The selection of the aquaculture water source is to use well seawater, the suspended particles in the well seawater are less than 3mg / L, the pH value is 6.7-8, and the salinity is above 25.
[0029] In the embodiment of the present invention, pollution-free deep well seawater is used as aquaculture water source. The deep well is within one kilometer from the seaside. There is no industrial wastewater, no domestic s...
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