Invasion
Invasion Description
1st record: Honshu/Japan/Pacific Ocean (1935, Utinomi 1970)
Geographic Extent
Kure/Honshu/Seto Inland Sea (1937, Utinomi 1960); Honshu/Japan/Tokyo Bay and Honshu/Japan/Yokosuka Harbor (1950, Utinomi 1970; Henry and McLaughlin 1975); Honshu/Japan/Ago Bay (Henry and McLaughlin 1975); Honshu/Japan/Osaka Bay, Seto Inland Sea (1937, Utinomi 1960)
Vectors
| Level | Vector |
|---|---|
| Alternate | Hull Fouling |
| Alternate | Ballast Water |
Regional Impacts
| Ecological Impact | Competition | |
| Amphibalanus amphitrite is a common organism in fouling communities worldwide. In the harbors of Yokohama and Tokyo, A. amphitrite is reported to have largely replaced the native A. reticulatus (Zvyagintsev 2003) | ||
| Economic Impact | Industry | |
| Amphibalanus amphitrite is reported to foul 'sluice systems' in Japan (Chavanich et al. 2010). | ||