Invasion

Invasion Description

None

Geographic Extent

Itsukaichi-cho, Hiroshima Prefecture,Honshu/Japan/Yahatagawa River, Seto Inland Sea (1982, Sato and Nakashima 2003); Kyobashigawa, Hiroshima-shi, Hiroshima Prefecture, Honshu/Japan/Otagawa River (1981, Sato and Nakashima 2003); Hagiwara, Chiba Prefecture, Honshu/Japan/Tonegawa River,(1966, Sato and Nakashima 2003);