Pisces cultivation modulo

摘要

PROBLEM TO BE SOLVED: To improve aquaculture efficiency in a method for aquaculture of fishes by which a large amount of caught fishes or preserved fishes are naturally sorted and separated depending on the sizes of bodies of fishes without damaging the bodies of fishes and fishes can be cultured. SOLUTION: A water tank for aquaculture is divided into a plurality of part by a circulation part for fishes separation composed of separation rods arranged in parallel in the vertical direction. The intervals of the separation rods of the circulation part for fishes separation are adjusted depending on fishes to be cultured so as to successively shorter and the fishes are sorted and separated in the order of sizes and raised.