Invasion
Invasion Description
1st record: Kodomari/Japan/Wakasa Bay (1968, Utinomi 1970)
Geographic Extent
Kodomari/Japan/Wakasa Bay (1968, Utinomi 1970); Otomi/Japan/Wakasa Bay (1968, Utinomi 1970); Honshu/Japan/Sakai Port, Enzi, Lakes Nakaumi, Matue and Sinzi-Ko (Sea of Japan) (1968, Utinomi 1970); Honshu/Japan/Lake Zinzi ko, Simane-Ken (1968, Utinomi 1970); Kanking-Chinhan/South Korea/Sea of Japan, 7 locations (Kim 1992; Parket al. 2017; Kim et al. 2020); Primorskii Krai/Russia/Pos'yet Bay (Zevina and Goryn 1971); Primorskii Krai/Russia/Amur Bay (Zevina and Goryn 1971); Yaskol'd Island, Primorskii Krai/Russia/Peter the Great Bay, Sea of Japan (Zevina and Goryn 1971; Zvyagintsev et al. 2011); ; Primorskii Krai/Russia/Pos'yet Bay (Zevina and Goryn 1971); Qingdao/China/Yellow Sea (1978, Chavanich et al. 2010); South Korea/Yellow Sea (Park et al. 2017)
Vectors
| Level | Vector |
|---|---|
| Alternate | Ballast Water |
| Alternate | Hull Fouling |
Regional Impacts
| Economic Impact | Industry | |
| In Russian waters of the Sea of Japan, A. improvisus is an abundant fouling organism of power plants, docks, and ships in Zolotoi Rog (Golden Horn) Bay in the vicinity of Vladivostok (Zvyagintsev 1985; Kashin et al. 2000; Zvyagintsev et al. 2003). | ||
| Economic Impact | Shipping/Boating | |
| In Russian waters of the Sea of Japan, A. improvisus is an abundant fouling organism of power plants, docks, and ships in Zolotoi Rog (Golden Horn) Bay in the vicinity of Vladivostok (Zvyagintsev 1985; Kashin et al. 2000; Koryakova et al. 2002; Zvyagintsev et al. 2004). | ||