Invasion
Invasion Description
None
Geographic Extent
Otaru, Hokkaido/Japan/Sea of Japan; Rishiri & Rebun Islands, Hokkaido/Japan/Sea of Japan; Noto, Honshu/Japan/Toyama Bay (Sea of Japan); Honshu/Japan/Tsuruga Bay (Sea of Japan) (Nishikawa 1991)
Vectors
Level | Vector |
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