Pertumbuhan, Sintasan dan Keragaan Zoea Sampai Megalopa Rajungan (Portunus pelagicus) Melalui Penurunan Salinitas
2007
Bambang Susanto
The purpose of this experiment was to know the influence of lowering salinity to growth, survival rate and performance zoea-megalopa of blue swimming crab. The experiment was done in concrete tank of 3,000 liters water provided with aeration system and initial zoea-1 density of 75 ind/l. Different lowering salinity for larva rearing were A: salinity for zoea-1 to megalopa stages of 32-34 ppt; B: salinity for zoea-1 to zoea-3 stage of 32-34 ppt and zoea-4 to megalopa stage of 28-30 ppt; and C: salinity zoea-1 to zoea-3 stage of 28-30 ppt and zoea-4 to megalopa of 24-26 ppt. The treatment A resulted highest survival rates, and growth rate of megalopa. The survival rate of treatmet A, B, and C were 23.08±4.01%; 17.23±3.41% and 11.54±1.41%, respectively
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