References
- [1] Aladin, N. V. (1991). Salinity tolerance and morphology of the osmoregulation organs in Cladocera with special reference to Cladocera from the Aral sea. Hydrobiologia 225: 291–299. http://dx.doi.org/10.1007/BF0002840710.1007/BF00028407
- [2] Bielecka, L. & Mudrak S. (2010). New data on the non-indigenous cladoceran Cercopagis pengoi (Ostroumov 1891) in the Gulf of Gdańsk (Baltic Sea). Oceanologia 52(1): 147–151. DOI: 10.5697/oc.52-1.147. http://dx.doi.org/10.5697/oc.52-1.14710.5697/oc.52-1.147
- [3] Bielecka L., Żmijewska M. I. & Szymborska A. (2000). A new predatory cladoceran Cercopagis (Cercopagis) pengoi (Ostroumov 1891) in the Gulf of Gdańsk. Oceanologia 42(3): 371–374.
- [4] Bielecka L., Krajewska-SoŁtys A., Szymanek L. & Szymelfenig M. (2005). Mesozooplankton in the Hel upwelling region (the Baltic Sea). Oceanol. Hydrobiol. Stud. 34(2): 137–161.
- [5] Bielecka L., Mudrak-CegioŁka S. & Kalarus M. (2014). Evadne anonyx G. O. Sars, 1897 — the first record of this Ponto-Caspian cladoceran in the Gulf of Gdańsk (Baltic Sea). Oceanologia 56(1): 141–150. DOI: 10.5697/oc.56-1.141. http://dx.doi.org/10.5697/oc.56-1.14110.5697/oc.56-1.141
- [6] Dumnicka E., Jabłońska-Barna I. & Rychter A. (2014). The first record of a new alien species Limnodrilus cervix Brinkhurst, 1963 (Annelida, Clitellata) in the Vistula Lagoon (southern Baltic Sea). Oceanologia 56(1): 151–158. DOI: 10.5697/oc.56-1.151. http://dx.doi.org/10.5697/oc.56-1.15110.5697/oc.56-1.151
- [7] Duriš Z., Jurasz W., Kubláková M. & Varecha D. (2000). Ponto-Caspian invading water-flea Cercopagis pengoi in the Gulf of Gdańsk, Poland (Crustacea, Cladocera). Acta Fac. Rerum Nat. Univ. Ostraviensis, Biol.-Ekol. 192(6–7): 51–56.
- [8] EC (European Commission). Decision on criteria and methodological standards on good environmental status of marine waters. Decision 2010/477/EU. Official Journal of the European Union 2010; L 232: 14–24.
- [9] Gollash, S. & Leppäkoski E. (1999). Initial risk assessment of alien species in Nordic coastal waters. Copenhagen: Nordic Council of Ministers.
- [10] Gorokhova E., Aladin N. & Dumont H. J. (2000). Further expansion of the genus Cercopagis (Crustacea, Branchiopoda, Onychopoda) in the Baltic Sea, with notes on the taxa present and their ecology. Hydrobiologia 429(1–3): 207–218. http://dx.doi.org/10.1023/A:100400450457110.1023/A:1004004504571
- [11] Invasive Species Specialist Group (ISSG). 2006. Web database application; [accessed 2014 July 21]. http://www.issg.org/database/species/ecology.asp?si=118&fr=1&sts=&lang=EN
- [12] Janas, U. & Zgrundo A. (2007). First record of Mnemiopsis leidyi A. Agassiz, 1865 in the Gulf of Gdańsk (southern Baltic Sea). Aquat. Invasions 2(4): 450–454. DOI: 10.3391/ai.2007.2.4.18. http://dx.doi.org/10.3391/ai.2007.2.4.1810.3391/ai.2007.2.4.18
- [13] Krylov P. I., Bychenkov D. E., Panov V.E., Rodionova N.V & Telesh I.V. (1999). Distribution and seasonal dynamic of the Ponto-Caspian invader Cercopagis pengoi (Crustacea, Cladocera) in the Neva Estuary (Gulf of Finland). Hydrobiologia 393(1): 227–232. DOI: 10.1023/A:1003558919696. http://dx.doi.org/10.1023/A:100355891969610.1023/A:1003558919696
- [14] Laxson C. L., McPhedran K. N., Makarewicz J. C., Telesh I. V. & MacIsaac H. J. (2003). Effects of the non-indigenous cladoceran Cercopagis pengoi on the lower food web of Lake Ontario. Freshwater Biology 48: 2094–2106. http://dx.doi.org/10.1046/j.1365-2427.2003.01154.x10.1046/j.1365-2427.2003.01154.x
- [15] Leppäkoski, E. (2004). Living in a sea of exotics — the Baltic case. In Dumont H. et al. (Eds.), Aquatic Invasions in the Black, Caspian, and Mediterranean Seas (pp. 237–255). Netherlands, Kluwer Academic Publishers. http://dx.doi.org/10.1007/1-4020-2152-6_1410.1007/1-4020-2152-6_14
- [16] Leppäkoski, E. & Mihnea P.E. (1996). Enclosed seas under man-induced change: a comparison between the Baltic and Black Seas. Ambio 25(6): 380–389.
- [17] Leppäkoski, E. & Olenin S. (2000). Non-native species and rates of spread: lessons from the brackish Baltic Sea. Biol. Invasions 2(2): 151–163. http://dx.doi.org/10.1023/A:101005280956710.1023/A:1010052809567
- [18] Leppäkoski E., Gollasch S., Gruszka P., Ojaveer H., Olenin S. & Panov V. (2002). The Baltic — a sea of invaders. Can. J. Fish. Aquat. Sci 59(7): 1175–1188. DOI: 10.1139/f02-089. http://dx.doi.org/10.1139/f02-08910.1139/f02-089
- [19] MacIsaac, H. J., Grigorovich I. A., Hoyle J. A., Yan N. D. & Panov V. E. (1999). Invasion of Lake Ontario by the Ponto-Caspian predatory cladoceran Cercopagis pengoi. Can. J. Fish. Aquat. Sci. 56: 1–5. 10.1139/f98-210
- [20] Ojaveer, H. & Lumberg A. (1995). On the role of Cercopagis (Cercopagis) pengoi (Ostroumov) in Pärnu Bay and the NE part of the Gulf of Riga ecosystem. Proc. Estonian Acad. Sci. Ecol. 5(1/2): 20–25.
- [21] Ojaveer H., Simm M. & Lankov A. (2004). Population dynamics and ecological impact of the non-indigenous Cercopagis pengoi in the Gulf of Riga (Baltic Sea). Hydrobiologia 522(1–3): 261–269. DOI: 10.1023/B:HYDR.0000029927.91756.41. http://dx.doi.org/10.1023/B:HYDR.0000029927.91756.4110.1023/B:HYDR.0000029927.91756.41
- [22] Olszewska, A. (2006). New records of Cercopagis pengoi (Ostroumov 1891) in the southern Baltic. Oceanologia 48(2): 319–321.
- [23] Pimentel D. (ed.) (2002). Biological invasion; economics and environmental costs of alien plant, animal, and microbe species. Boca Raton, London, New York, Washington DC: CRC Press. 10.1201/9781420041668
- [24] Pimentel D., Zuniga R. & Morrison D. (2004). Update on the environmental and economic costs associated with alien-invasive species in the United States. Ecological Economics 52: 273–288. http://dx.doi.org/10.1016/j.ecolecon.2004.10.00210.1016/j.ecolecon.2004.10.002
- [25] Põllumäe, A. & Kotta J. (2007). Factors describing the distribution of the zooplankton community in the Gulf of Finland in the context of interactions between native and introduced predatory cladocerans. Oceanologia 49(2): 277–290.
- [26] Polunina, J. J. (2005). Populations of two predatory cladocerans in the Vistula Lagoon - the native Leptodora kindti and non-indigenous Cercopagis pengoi. Oceanol. Hydrobiol. Stud. 34(1): 249–260.
- [27] Rivier, I. K. (1998). The predatory Cladocera (Onychopoda: Podonidae, Polyphemoidae, Cercopagidae) and Leptodoridae of the world. Guides to the identification of the macroinvertebrates of the continental waters of the world. Leiden, The Netherlands: Backhuys Publishing.
- [28] Simm, M. & Ojaveer H. (2006). Taxonomic status and reproduction dynamics of the non-indigenous Cercopagis in the Gulf Of Riga (Baltic Sea). Hydrobiologia 554: 147–154. http://dx.doi.org/10.1007/s10750-005-1015-610.1007/s10750-005-1015-6
- [29] StatSoft, Inc. (2010). STATISTICA (data analysis software system), ver. 9.1., www.statsoft.com.
- [30] Strake, S. 2002. The contribution of nonindigenous Cercopagis pengoi (Ostroumov) in the mesozooplankton community and its population in the Gulf of Riga. Proc. Estonian Acad. Sci. Biol. Ecol. 51(2): 91–102. 10.3176/biol.ecol.2002.2.01
- [31] Uitto A., Gorokhova E. & Valippaka P. (1999). Distribution of the non-indigenous Cercopagis pengoi in the coastal waters of the eastern Gulf of Finland. ICES J. Mar. Sci. 56(Suppl. 1): 49–57. http://dx.doi.org/10.1006/jmsc.1999.061310.1006/jmsc.1999.0613
- [32] Williamson, M. & Fitter A. (1996). The varying success of invaders. Ecology 77(6): 1661–1666. http://dx.doi.org/10.2307/226576910.2307/2265769
- [33] Zaiko A., Lehtiniemi M., Narščius A. & Olenin S. (2011). Assessment of bioinvasion impacts on a regional scale: a comparative approach. Biol. Invasions 13(8): 1739–1765. DOI: 10.1007/s10530-010-9928-z. http://dx.doi.org/10.1007/s10530-010-9928-z10.1007/s10530-010-9928-z
- [34] Żmudziński, L. (1998). Cercopagis pengoi (Cladocera) conquered the southern Baltic Sea. Balt. Coast. Zone 2: 95–96.