Invasion

Invasion Description

None

Geographic Extent

Hokkaido-northern Honshu/Japan/Pacific Ocean (Golikov et al. 1976; Gillespie et al. 2012); Between Hokkaido and Honshu Islands/Japan/ Tsugaru Strait (1972, USNM 204292, U.S. National Museum of Natural History 2017, 41.6033, 140.6); Nemuro, Hokkaido/Japan/Pacific Ocean (USNM 606865, U.S. National Museum of Natural History 2017); Hakodate, Hokkaido Island/Japan/Pacific Ocean (41°46?N 140°44?E); Kushiro, Akkeshi, Hokkaido/Japan/Pacific Ocean (USNM 304274, U.S. National Museum of Natural History 2017, 42.97, 144.38); Kushiro, Akkeshi, Hokkaido/Japan/Pacific Ocean (USNM 304274, U.S. National Museum of Natural History 2017, 42.97, 144.38); Hokkaido/Japan/Uchiura (Funka) Bay (Baba et al. 2007, 42.1, 140.583333); Honshu/Japan/Mutsu Bay (USNM 763643, U.S. National Museum of Natural History 2017, 41.08, 140.92); Kesennuma, Miyagi Pref./Japan/Pacific Ocean (Malacology 75199, Museum of Comparative Zoology 2017, 38.908056, 141.569806); Rikuzen, Miyagi Province, Honshu/Japan/Pacific Ocean (1972, USNM 344477, U.S. National Museum of Natural History 2017, 38.43, 141.2)