About HIRAKAWA K
About Japan Sea National Fisheries Research Inst., Niigata
About IMAMURA A
About Toyama Prefectural Fisheries Experimental Station, Toyama
About 日本プランクトン学会報
About Copepoda
About Metridia pacifica
About Plankton
About 富山湾
About 定点
About Metridia
About Copepoda
About 季節
About 生活史