First observed: 1997 (Jazdzewski et al. 2004)
Taxon: Crustacea
Origin: Ponto-Caspian
Vector of introduction: stocking (Jazdzewski et al. 2004)
Distribution in the Baltic Sea: Odra Lagoon, Vistula Lagoon
Species status: established
Salinity in native habitats: -
Salinity in the Baltic Sea: Limnetic (Jazdzewski et al. 2004; Grabowski et al. 2006)
Ecofunctional group: nekto-benthic invertebrates
Ecological impact: community dominance (Jazdzewski et al. 2004; Jazdzewski, Konopacka 2002; Wawrzyniak-Wydrowska, Gruszka 2005), competition (Jazdzewski et al. 2004), food-prey
Impact on uses/resources: -References:
Grabowski M., Konopacka A., Jazdzewski K., Janowska E. 2006. Native gammarid species in retreat and invasion of aliens in the Vistula Lagoon (Baltic Sea, Poland). Helgoland Marine Research, 60(2): (first on-line)
Jazdzewski K., Konopacka A. 2002. Invasive Ponto-Caspian species in waters of the Vistula and Oder Basins and the Southern Baltic Sea. In: Leppakoski E., Gollasch S. and Olenin S.(eds), Invasive Aquatic species of Europe - distribution impacts and management. Kluwer Academic Publishers, Dordrecht, Boston, London: 384-398.
Jazdzewski K., Konopacka A., Grabowski M. 2004. Recent drastic changes in the gammarid fauna (Crustacea, Amphipoda) of the Vistula River deltaic system in Poland caused by alien invaders. Diversity and Distributions, 10: 81-87.
Wawrzyniak-Wydrowska B., Gruszka P. 2005. Population dynamics of alien gammarid species in the River Odra estuary. Hydrobiologia, 539: 13-25.
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