First observed: 1925 (Segerstrale 1957) Taxon: Crustacea Origin: Indo-Pacific, North America Vector of introduction: shipping Distribution in the Baltic Sea: Baltic Proper, Gulf of Bothnia, Gulf of Finland, Gulf of Riga, Kattegat and Belt Sea Species status: established Salinity in native habitats: Polymixohaline (Zaitsev, Ozturk 2001) Salinity in the Baltic Sea: Polymixohaline (Paavola et al. 2005) Ecofunctional group: zooplankton suspension feeders Ecological impact: benthic-pelagic interaction (Voss 1991; Leppakoski et al. 2002), bioacummulation (Teegarden, Cembella 1996; Karjalainen et al. 2003; Turner, Tester 1997), community dominance (Schmidt et al. 1998; Leppakoski et al. 2002; Gomoiu et al. 2002; Graham 2001), competition (Gomoiu et al. 2002; Occhipinti Ambrogi 2002), food-prey (Thiel 1996; Gomoiu et al. 2002), herbivory (Roman et al. 2002) Impact on uses/resources: -References: Gomoiu M.T., Alexandrov B., Shadrin N., Zaitsev Y. 2002. The Black Sea - a recipient, donor and transit area for alien species. In: Leppakoski E., Gollasch S. and Olenin S.(eds), Invasive Aquatic species of Europe - distribution impacts and management. Kluwer Academic Publishers, Dordrecht, Boston, London: 341-350.
Graham W.M. 2001. 2001 Progress Report: Results of Zooplankton Component. In: Estuarine Studies. Alabama Center for Estuarine Studies (ACES) (http://es.epa.gov/ncer/progress/centers/trc/aces/graham1_00.html) Accessed 06/11/2005
Karjalainen M., Reinikainen M., Lindvall F., Spoof L., Meriluoto J.A.O. 2003. Uptake and accumulation of dissolved, radiolabeled nodularin in Baltic Sea zooplankton. Environ Toxicol. 18(1): 52-60
Leppakoski E., Gollasch S., Olenin S. 2002. The Baltic Sea - a field laboratory for invasion biology. In: Leppakoski E., Gollasch S. and Olenin S.(eds), Invasive Aquatic species of Europe - distribution impacts and management. Kluwer Academic Publishers, Dordrecht, Boston, London: 253-259
Occhipinti Ambrogi A. 2002. Current status of aquatic introductions in Italy. In: Leppakoski E., Gollasch S. and Olenin S.(eds), Invasive Aquatic species of Europe - distribution impacts and management. Kluwer Academic Publishers, Dordrecht, Boston, London: 311-324.
Paavola M., A. Olenin, E. Leppakoski 2005. Are invasive species most successful in habitats of low native species richness across European brackish water seas? Estuarine, Coastal and Shelf Science, 64: 738-750.
Roman M.R., Adolf H., Gustafson D., Jester D., Spear A., Zhang X., Barnett A., Reauhg M. 2002. Ingestion of the Dinoflagellates, Pfiesteria, Piscicida and Prorocentrum minimum by the calanoid copepod Acartia tonsa. PC01 Harmful Algal Blooms. Aquatic Sciences Meeting, Albuquerque 2001. American Society of Limnology and Oceanography
Schmidt K., Kaehler P., von Bodungen B. 1998. Copepod egg production rates in the Pomeranian Bay (Southern Baltic Sea) as a function of phytoplankton abundance and taxonomic composition. Marine Ecology Progress Series, 174: 183-195.
Segerstrale S.G. 1957. Baltic Sea. In: Hedgpeth J.W. (ed.) Treatise on Marine Ecology and Paleoecology I. Ecology. Geol. Soc. Am. Mem., 67: 751-800.
Teegarden G.J., Cembella A.D. 1996. Grazing of toxic dinoflagellates, Alexandrium spp., by adult copepods of coastal Maine: Implications for the fate of paralytic shellfish toxins in marine food webs. Journal of Experimental Marine Biology and Ecology, 196(1-2): 145-176.
Thiel R. 1996. The impact of fish predation on the zooplankton community in a southern Baltic bay. Limnologica, 26(2): 123-137.
Turner J.T., Tester P.A. 1997. Toxic marine phytoplankton, zooplankton grazers, and pelagic food webs. Limnol. Oceanogr., 42(5 part 2): 1203-1214
Voss M. 1991. Content of copepod faecal pellets in relation to food supply in Kiel Bight and its effect on sedimentation rate. Marine Ecology Progress Series, 75(2-3): 217-225.
Zaitsev Y., Ozturk B. 2001. Exotic Species in the Aegean, Marmara, Black, Azov and Caspian Seas. Turkish Marine Research Foundation Istanbul: pp.267
More information: Acartia tonsa entry (Compiled by A.Zaiko) Acartia tonsa. In: Caspian Sea Biodiversity Database (Compiled by E.K. Kurashova)
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