About TAKAHASHI FUMIHISA
About 水産総合研究セ さけますセ
About Salmon情報
About Oncorhynchus keta
About statolith
About marker
About liberation (aquatic)
About Hokkaido
About recurrent migration
About maturation
About egg removal
About mother-river homing
About statolith
About 耳石温度標識
About Fishes
About 耳石
About 標識