Invasion
Invasion Description
The date of invasion in the Gulf of Riga is unknown, but it probably occurred in the late 19th century.
Geographic Extent
Estonia-Latvia/Parun Bight, Gulf of Riga (Olenin and Leppakoski 2000)
Vectors
| Level | Vector |
|---|---|
| Alternate | Hull Fouling |
| Alternate | Ballast Water |
Regional Impacts
| Ecological Impact | Competition | |
| In the Gulf of Bothnia, A. improvisus was classified as having some community impacts (Zaiko et al. 2011). | ||
| Ecological Impact | Habitat Change | |
| In the Gulf of Riga, A. improvisus was classified as having some habitat impacts (Zaiko et al. 2011). | ||
References
Box, Antonio; Sureda, Antoni; Tauler, Pere; Terrados, Jorge; Marba, Nuria; Pons, Antoni Deudero, Salud (2010) Seasonality of caulerpenyne content in native Caulerpa prolifera and invasive C. taxifolia and C. racemosa/em> var. cylindracea/em> in the western Mediterranean Sea, Botanica Marina 53: 367-3752000-2016 Inventory of Baltic Sea alien species. http://www.ku.lt/nemo/species.htm
Zaiko, Anastasija; Lehtiniemi, Maiju; Narscius, Aleksas; Olenin, Sergej (2011) Assessment of bioinvasion impacts on a regional scale: a comparative approach, Biological Invasions 13: 1739-1765