METHOD FOR GRADING FISH BODY IN CRAWL AND SYSTEM FOR GRADING FISH BODY

摘要

PROBLEM TO BE SOLVED: To provide a method for grading fish bodies in a crawl with which labor required for grading can be reduced while preventing damage to the fish bodies.;SOLUTION: A plurality of fishes 2 having different sizes in the crawl 1 are graded into big and small sizes by using flexible grading tools 7 and 12 for passing the smaller fishes 2 than a prescribed size therethrough.;COPYRIGHT: (C)2005,JPO&NCIPI