About SAWADA Kouichi
About Fisheries Res. Agency, Ibaraki, JPN
About MATSUURA Tomohiko
About Fisheries Res. Agency, Ibaraki, JPN
About AONO Hideaki
About Fisheries Res. Agency, Miyagi, JPN
About HASHIBA Akihiko
About Sanriku Yamada Fisheries Cooperatives, Iwate, JPN
About 電子情報通信学会技術研究報告
About Oncorhynchus keta
About fish larva
About acoustic characteristic
About ultrasonic measurement
About aquatic resource
About shape measurement
About image analysis
About body length
About acoustic wave scattering
About target strength
About control method
About Autecology
About Fishes
About 制御法
About サケ
About 稚魚