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Hiroshi Ueda
Toya Lake Station for Environmental Biology, Faculty of Fisheries, Hokkaido University
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Munetaka Shimizu
Toya Lake Station for Environmental Biology, Faculty of Fisheries, Hokkaido University Research Institute of North Pacific Fisheries, Faculty of Fisheries, Hokkaido University
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Hideaki Kudo
Toya Lake Station for Environmental Biology, Faculty of Fisheries, Hokkaido University Department of Biology, Faculty of Fisheries, Hokkaido University
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Akihiko Hara
Nanae Fish Culture Experimental Station Faculty of Fisheries, Hokkaido University
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Osamu Hiroi
Hokkaido Salmon Hatchery, Fisheries Agency of Japan
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Masahide Kaeriyama
Hokkaido Salmon Hatchery, Fisheries Agency of Japan
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Hisao Tanaka
Hokkaido Fish Hatchery
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Hiroshi Kawamura
Makkari Branch of Hokkaido Fisheries Experimental Station
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Kohei Yamauchi
Department of Biology, Faculty of Fisheries, Hokkaido University