Invasion
Invasion Description
1st Record: Kulaly Islands/Kazakhstan/Caspian Sea (1958, Aladin et al. 2002)
Geographic Extent
Kulaly Islands/Kazakhstan/Caspian Sea (1958, Aladin et al. 2002; Grigorevich et al. 2003; Aladin et al. 2006; http://www.zin.ru/projects/caspdiv/biodiversity_report.html; now widespread in Caspian Sea)
Vectors
| Level | Vector |
|---|---|
| Alternate | Canal |
| Alternate | Fisheries Accidental (not Oyster) |
| Alternate | Hull Fouling |
| Alternate | Ballast Water |
Regional Impacts
| Economic Impact | Industry | |
| In the Caspian Sea, R. harrisii is known to clog pipes of powerplant intakes (Zaitsev and Ozturk 2001, cited by Roche and Torchin 2007). | ||
| Economic Impact | Fisheries | |
| In the Caspian Sea, R. harrissi has caused economic losses to fisherman by spoiling fish caught in nets (Zaitsev and Ozturk 2001, cited by Roche and Torchin 2007). | ||