CULTURE PRESERVE FOR TUNA, OR EEL CULTURE POND

摘要

PROBLEM TO BE SOLVED: To provide a safe culture preserve for bluefin tuna, having a simple structure and decreased danger of the mutual collision of bluefin tunas swimming at high speed or collision of bluefin tuna with wall, and to solve the problem of insufficient swimming movement of the fish.;SOLUTION: A ring-shaped water area to enable the swimming of bluefin tuna and eel in circumferential direction at a high speed is formed between an inner partition means and an outer partition means to solve the problem of insufficient swimming movement of the fish. Since the bluefin tunas swim in circumferential direction, the crossing and collision of the fishes can be prevented.;COPYRIGHT: (C)2007,JPO&INPIT