Public domain: Introduction events' accounts (645 / 4904)

ABCDEFGHIJKLMNOPQRSTUVWXYZAll
Species Recipient region Date of the first record  
Calanopia ellipticaGreece / Eastern Mediterranean1988
Calanopia ellipticaItaly / Western MediterraneanTo 1892
Calanus euxinusRussia / Caspian Sea2004
Calappa peliiGreece / Central Mediterranean2005
Calappa peliiGreece / Eastern Mediterranean2005
Caligus pagetiIreland1986
Callinectes danaeItaly / Adriatic Sea1981
Callinectes sapidusBelgium1981
Callinectes sapidusBulgaria1967
Callinectes sapidusDenmark / Baltic Sea1951
Callinectes sapidusDenmark / North Sea1951
Callinectes sapidusFrance / Biscay Gulf1901
Callinectes sapidusFrance / Celtic seas1901
Callinectes sapidusFrance / Western MediterraneanTo 1962
Callinectes sapidusGeorgia1975
Callinectes sapidusGermany / North Sea1964
Callinectes sapidusGreece / Adriatic Sea2013
Callinectes sapidusGreece / Central Mediterranean1990 - 1999
Callinectes sapidusGreece / Eastern Mediterranean1947
Callinectes sapidusItaly / Adriatic Sea1949
Callinectes sapidusItaly / Central Mediterranean1970
Callinectes sapidusItaly / Western Mediterranean1962
Callinectes sapidusNetherlands1932
Callinectes sapidusPoland2018
Callinectes sapidusPortugal / Iberian Coastal1978
Callinectes sapidusRomania1998
Callinectes sapidusRussia / Azov Sea1967
Callinectes sapidusRussia / Black Sea1970 - 1979
Callinectes sapidusSpain / Iberian Coastal2004
Callinectes sapidusTurkey / Black SeaFrom 1974
Callinectes sapidusUkraine / Azov Sea1970 - 1979
Callinectes sapidusUkraine / Black Sea1970 - 1979
Callinectes sapidusUnited Kingdom (Britain) / North Sea1982
Callionymus filamentosusGreece / Central Mediterranean2016
Callionymus filamentosusGreece / Eastern Mediterranean2003
Calliostoma zizyphinumNetherlands2001
Callyspongia pergamentaceaAustralia / Bass strait1895
Callyspongia siphonellaSpain / Iberian CoastalTo 2016
Calocalanus plumulosusRomania1978
Calyptraea chinensisFrance / English ChannelTo 1977
Calyptraea chinensisFrance / North SeaTo 1976
Calyptraea chinensisIreland1949 - 1956
Calyptraea chinensisNetherlandsTo 1942
Calyptraea chinensisUnited Kingdom (Britain) / Celtic seas1957
Cancer irroratusIceland2006
Cancer irroratusSweden / North Sea2019
Caprella equilibraAustralia / Bass strait1885
Caprella muticaBelgium1998
Caprella muticaCanada / Bay of Fundy2002
Caprella muticaCanada / Northern Gulf of St. Lawrence2016
Caprella muticaCanada / Northern Newfoundland2012
Caprella muticaCanada / South-eastern Scotian Shelf2003
Caprella muticaCanada / Southern Gulf of St. Lawrence and Eastern Scotian Shelf1998
Caprella muticaCanada / Southern Newfoundland and Southern Grand Banks2010
Caprella muticaDenmark / Baltic Sea2017
Caprella muticaDenmark / North Sea2005
Caprella muticaFrance / Biscay Gulf2004
Caprella muticaFrance / North Sea2004
Caprella muticaGermany / North Sea2004
Caprella muticaIrelandTo 2003
Caprella muticaNetherlands1993
Caprella muticaNorway / North Sea1999
Caprella muticaNorway / Norwegian SeaTo 2012
Caprella muticaSpain / Iberian Coastal2012 - 2013
Caprella muticaSweden / North Sea2011
Caprella muticaUnited Kingdom (Britain) / Celtic seas2000
Caprella muticaUnited Kingdom (Britain) / English Channel2000
Caprella muticaUnited Kingdom (Britain) / North Sea2002
Caprella muticaUnited Kingdom (Britain) / North Sea / Orkney IslandsTo 2006
Caprella penantisAustralia / Bass strait1975
Caprella scauraAustralia / Bass strait1971
Caprella scauraFrance / Western Mediterranean2014
Caprella scauraGreece / Central Mediterranean2002
Caprella scauraGreece / Eastern Mediterranean2012
Caprella scauraItaly / Adriatic Sea1994
Caprella scauraItaly / Central Mediterranean1989 - 1990
Caprella scauraItaly / Western Mediterranean2003 - 2004
Caprella scauraNetherlandsTo 2016
Caprella scauraPortugal / Azores2015
Caprella scauraPortugal / Iberian CoastalTo 1985
Caprella scauraPortugal / MadeiraTo 2014
Caprella scauraSpain / Canary Islands2009
Caprella scauraSpain / Iberian CoastalTo 2011
Carassius auratusDenmark / Baltic Sea1990
Carassius auratusDenmark / North Sea2012
Carassius gibelioEstonia1948
Carassius gibelioFinland2001 - 2005
Carassius gibelioLatvia1948
Carassius gibelioLithuania1601 - 1700
Carassius gibelioPoland1930 - 1933
Carassius gibelioRussia / Baltic Sea / St. Petersburg area2005
Carassius gibelioSweden / Baltic Sea1800 - 1997
Carbosphaerella leptosphaerioidesUkraine / Black Sea1991
Carcinus maenasAustralia / Bass strait1802 - 1851
Carcinus maenasCanada / Bay of Fundy1951
Carcinus maenasCanada / Northern Gulf of St. Lawrence2008
Carcinus maenasCanada / South-eastern Scotian Shelf1954
Carcinus maenasCanada / Southern Gulf of St. Lawrence and Eastern Scotian Shelf1994
Carcinus maenasCanada / Southern Newfoundland and Southern Grand Banks2007
Carpobrotus acinaciformisSpain / Iberian CoastalTo 1900
Carupa tenuipesGreece / Eastern Mediterranean2009
Cassiopea andromedaGreece / Central Mediterranean2018
Cassiopea andromedaGreece / Eastern Mediterranean1942
Cassiopea andromedaItaly / Western Mediterranean2014
Catostomus catostomusFinland1980 - 1984
Catostomus catostomusRussia / Baltic Sea / St. Petersburg area1980 - 1984
Caulacanthus okamuraeItaly / Adriatic Sea2018 - 2020
Caulacanthus okamuraeItaly / Central Mediterranean2018
Caulacanthus okamuraeNetherlands2018
Caulacanthus ustulatusBelgiumTo 2011
Caulacanthus ustulatusFrance / Biscay Gulf2005
Caulacanthus ustulatusFrance / Celtic seas1986
Caulacanthus ustulatusFrance / English Channel1986
Caulacanthus ustulatusNetherlandsTo 2018
Caulacanthus ustulatusPortugal / Azores1897
Caulacanthus ustulatusUnited Kingdom (Britain) / English Channel2004
Caulerpa cylindraceaFrance / Western Mediterranean1997
Caulerpa cylindraceaGreece / Adriatic Sea2013
Caulerpa cylindraceaGreece / Central Mediterranean1993
Caulerpa cylindraceaGreece / Eastern Mediterranean1996
Caulerpa cylindraceaItaly / Adriatic Sea2000
Caulerpa cylindraceaItaly / Central Mediterranean1993
Caulerpa cylindraceaItaly / Western Mediterranean1994
Caulerpa cylindraceaSpain / Canary IslandsTo 1989
Caulerpa racemosa var. lamourouxii f. requieniiGreece / Central Mediterranean2009
Caulerpa racemosa var. lamourouxii f. requieniiGreece / Eastern Mediterranean1956
Caulerpa taxifoliaFrance / Western Mediterranean1984 - 1987
Caulerpa taxifoliaItaly / Central Mediterranean1993
Caulerpa taxifoliaItaly / Western Mediterranean1992
Caulerpa taxifolia var. distichophyllaGreece / Eastern Mediterranean2010
Caulerpa taxifolia var. distichophyllaItaly / Central Mediterranean2008
Caulerpa taxifolia var. distichophyllaItaly / Western Mediterranean2012
Caulerpa webbianaPortugal / Azores2002
Caulerpa webbianaPortugal / MadeiraFrom 1974
Caulibugula arcasounensisFrance / Biscay Gulf2001
Caulibugula zanzibarensisFrance / Biscay GulfTo 2003
Celleporaria albirostrisAustralia / Bass strait1888
Celleporaria brunneaFrance / Biscay Gulf2007
Celleporaria brunneaFrance / Western MediterraneanFrom 2015
Celleporaria brunneaGreece / Eastern Mediterranean2015
Celleporaria brunneaItaly / Central Mediterranean2010 - 2011
Celleporaria brunneaItaly / Western Mediterranean2010 - 2011
Celleporaria brunneaPortugal / Iberian Coastal2012
Celleporaria inauditaPortugal / Madeira2014
Celleporaria vermiformisGreece / Eastern Mediterranean2015
Celleporella carolinensisItaly / Adriatic Sea1993
Celleporella hyalinaAustralia / Bass strait1889
Celtodoryx ciocalyptoidesFrance / Biscay Gulf1990 - 1999
Celtodoryx ciocalyptoidesFrance / Celtic seas1996
Celtodoryx ciocalyptoidesFrance / North SeaFrom 2014
Celtodoryx ciocalyptoidesNetherlandsTo 2002
Centroceras clavulatumAustralia / Bass strait1971
Centroceras clavulatumFrance / Biscay Gulf2014
Centroceras clavulatumFrance / English Channel2017
Centropages furcatusGreece / Eastern Mediterranean1988
Cephalothrix simulaNetherlandsTo 2012
Cephalothrix simulaSpain / Iberian CoastalTo 2013
Ceramium botryocarpumNetherlands2011
Ceramium cimbricumGermany / North SeaTo 2010
Ceramium cimbricumNetherlandsTo 2009
Ceramium cingulatumPortugal / Azores2005 - 2007
Ceramium circinatumGermany / North Sea2015
Ceramium graecumGreece / Eastern Mediterranean1990
Ceramium strobiliformeItaly / Adriatic Sea1997
Ceramium strobiliformeItaly / Western Mediterranean1991
Ceramium sungminbooiNetherlandsTo 2014
Ceramium tenuicorneNetherlands2011
Ceramium virgatumAustralia / Bass strait1981
Cerastoderma eduleIceland1948
Cercopagis (Cercopagis) pengoiEstonia1992
Cercopagis (Cercopagis) pengoiFinland1992
Cercopagis (Cercopagis) pengoiGermany / Baltic Sea2004
Cercopagis (Cercopagis) pengoiLatvia1992
Cercopagis (Cercopagis) pengoiLithuania1999
Cercopagis (Cercopagis) pengoiPoland1999
Cercopagis (Cercopagis) pengoiRussia / Baltic Sea / Kaliningrad area1999
Cercopagis (Cercopagis) pengoiRussia / Baltic Sea / St. Petersburg area1995
Cercopagis (Cercopagis) pengoiSweden / Baltic Sea1995
Cereus pedunculatusGermany / North Sea1921
Cerithidium perparvulumGreece / Eastern Mediterranean2010
Cerithiopsis pulvisGreece / Eastern Mediterranean2010
Cerithiopsis tenthrenoisGreece / Eastern Mediterranean1994
Cerithium scabridumGreece / Eastern Mediterranean2007
Cerithium scabridumItaly / Adriatic Sea2005 - 2007
Cerithium scabridumItaly / Central Mediterranean1976
Cerithium scabridumItaly / Western Mediterranean1999
Chaetoceros aequatorialisBulgaria2011
Chaetoceros aequatorialisRussia / Black Sea2004
Chaetoceros circinalisDenmark / Baltic Sea2001
Chaetoceros circinalisDenmark / North Sea2006
Chaetoceros concavicornisDenmark / Baltic Sea2011
Chaetoceros concavicornisDenmark / North Sea2011
Chaetoceros diversus var. papilionisGeorgia2000
Chaetoceros diversus var. papilionisUkraine / Black SeaFrom 1999
Chaetoceros lorenzianusGermany / Baltic Sea2009
Chaetoceros lorenzianusLithuania2005
Chaetoceros lorenzianusPoland2003
Chaetoceros peruvianusDenmark / Baltic Sea1981
Chaetoceros peruvianusDenmark / North Sea1981
Chaetoceros peruvianusFrance / Biscay Gulf1964
Chaetoceros peruvianusFrance / Celtic seas2003
Chaetoceros peruvianusFrance / English Channel1993
Chaetoceros peruvianusGermany / Baltic SeaTo 2010
Chaetoceros peruvianusSweden / Baltic SeaFrom 2007
Chaetoceros peruvianusSweden / North Sea2007
Chaetoceros rostratusFrance / Celtic seas2003
Chaetoceros rostratusFrance / English Channel2003
Chaetoceros throndseniiRussia / Black Sea2005
Chaetoceros tortissimusRussia / Black Sea2000
Chaetoceros tortissimusTurkey / Black Sea1995 - 1996
Chaetoceros tortissimusUkraine / Black SeaFrom 2001
Chaetodipterus faberGreece / Eastern Mediterranean2019
Chaetodon aurigaItaly / Western Mediterranean2015
Chaetogammarus ischnusGermany / Baltic SeaTo 2016
Chaetogammarus ischnusGermany / North Sea1989
Chaetogammarus ischnusLithuania1960
Chaetogammarus ischnusNetherlandsTo 1991
Chaetogammarus ischnusPoland1928
Chaetogammarus warpachowskyiLatvia1966
Chaetogammarus warpachowskyiLithuania1960
Chaetogammarus warpachowskyiRussia / Baltic Sea / Kaliningrad area1962
Chaetomorpha aereaAustralia / Bass strait1971
Chaetomorpha capillarisAustralia / Bass strait1983
Chaetomorpha linumAustralia / Bass strait1981
Chaetopleura angulataPortugal / Iberian CoastalTo 1916
Chaetopleura angulataSpain / Iberian CoastalTo 1850
Chaetozone coronaGreece / Central Mediterranean1982
Chaetozone coronaGreece / Eastern Mediterranean1989
Chaetozone coronaItaly / Adriatic Sea2006
Chaetozone coronaItaly / Central Mediterranean2018
Chaetozone coronaItaly / Western Mediterranean2014 - 2016
Chalinula loosanoffiGermany / North SeaTo 1993
Chalinula loosanoffiNetherlandsTo 1880
Chalinula loosanoffiUnited Kingdom (Britain) / English ChannelFrom 1970
Chalinula loosanoffiUnited Kingdom (Britain) / North SeaFrom 1970
Chama asperellaGreece / Eastern Mediterranean2007
Chama gryphoidesSpain / Iberian Coastal2003
Chama pacificaGreece / Eastern Mediterranean2005
Chama sp.Ireland1989
Champsodon nudivittisGreece / Eastern Mediterranean2012
Chara connivensEstonia1930 - 1959
Chara connivensFinland2004
Chara connivensGermany / Baltic Sea1858
Chara connivensLatvia1920 - 1924
Chara connivensPoland1900 - 1907
Chara connivensSweden / Baltic Sea1930 - 1950
Charybdis (Charybdis) feriataItaly / Western Mediterranean2015
Charybdis (Charybdis) helleriiGreece / Eastern Mediterranean2004
Charybdis (Charybdis) japonicaItaly / Adriatic Sea2006
Charybdis (Charybdis) luciferaItaly / Adriatic Sea2006
Charybdis (Goniohellenus) longicollisGreece / Eastern Mediterranean1996
Chattonella marinaGermany / North Sea1974
Chattonella marinaNetherlandsTo 1991
Chattonella marina var. antiquaNetherlandsTo 1991
Cheilopogon cyanopterusFrance / Biscay Gulf2005
Chelicorophium curvispinumBelgium1990
Chelicorophium curvispinumEstonia2005
Chelicorophium curvispinumFrance / Celtic seas1993
Chelicorophium curvispinumFrance / English Channel2006
Chelicorophium curvispinumFrance / North Sea2006
Chelicorophium curvispinumGermany / Baltic Sea1932
Chelicorophium curvispinumGermany / North Sea1912
Chelicorophium curvispinumIrelandTo 2000
Chelicorophium curvispinumLithuania1921 - 1929
Chelicorophium curvispinumNetherlands1987
Chelicorophium curvispinumPoland1900 - 1928
Chelicorophium curvispinumRussia / Baltic Sea / Kaliningrad area1921 - 1925
Chelicorophium curvispinumRussia / Baltic Sea / St. Petersburg area2006
Chelicorophium robustumGermany / North Sea2003
Chelicorophium robustumPoland2018
Chelon haematocheilusTurkey / Black SeaFrom 1989
Chelon haematocheilusUkraine / Azov Sea1972 - 1996
Chelon haematocheilusUkraine / Black Sea1972 - 1996
Chelon labrosusUkraine / Black SeaFrom 1983
Cherax destructorSpain / Iberian CoastalTo 1983
Chionoecetes opilioNorway / Barents SeaTo 2003
Chionoecetes opilioRussia / Barents Sea1996
Chiton cumingsiiSpain / Canary IslandsTo 2013
Chlorurus rhakouraItaly / Central Mediterranean2017
Chondracanthus sp.France / Biscay Gulf2009
Chondria arcuataAustralia / Bass strait1975
Chondria coerulescensFrance / Western Mediterranean1993
Chondria coerulescensGreece / Central Mediterranean1975
Chondria coerulescensGreece / Eastern Mediterranean1982
Chondria coerulescensPortugal / Azores2005 - 2007
Chondria collinsianaGreece / Eastern Mediterranean1980
Chondria curvilineataFrance / Western Mediterranean1981
Chondria curvilineataItaly / Central Mediterranean2015
Chondria polyrhizaItaly / Central Mediterranean1992
Chondria pygmaeaItaly / Adriatic Sea1998
Chondria pygmaeaItaly / Central Mediterranean1991
Chondria pygmaeaItaly / Western Mediterranean1995
Chondrus giganteusFrance / Western Mediterranean1993
Chondrus giganteus f. flabellatusFrance / Western Mediterranean1993
Chorda filumFrance / Western Mediterranean1981
Chorizopora brongniartiiSpain / Canary IslandsTo 2003
Chromodoris quadricolorFrance / Western Mediterranean2014
Chromodoris quadricolorItaly / Western Mediterranean1982
Chrysaora hysoscellaTurkey / Black Sea2009
Chrysonephos lewisiiItaly / Western Mediterranean1992
Chrysymenia ventricosaTurkey / Black Sea1990 - 1999
Chrysymenia wrightiiFrance / English Channel2013
Chrysymenia wrightiiFrance / Western Mediterranean1978
Cinachyrella allocladaPortugal / AzoresTo 1989
Ciona intestinalisAustralia / Bass strait1958
Ciona intestinalisCanada / Bay of Fundy1850 - 1859
Ciona intestinalisCanada / South-eastern Scotian Shelf1997
Ciona intestinalisCanada / Southern Gulf of St. Lawrence and Eastern Scotian Shelf2004
Ciona intestinalisCanada / Southern Newfoundland and Southern Grand Banks2012
Ciona intestinalisFrance / English ChannelTo 2012
Ciona intestinalisIceland2007
Ciona robustaFrance / Biscay Gulf1970 - 1979
Ciona robustaGreece / Eastern Mediterranean1901
Ciona robustaIceland2019
Ciona robustaItaly / Adriatic Sea2013
Cirolana harfordiAustralia / Bass strait1996
Cirrenalia basiminutaUkraine / Black Sea2001
Cirrholovenia tetranemaItaly / Western Mediterranean1963
Cladophora flexuosaTurkey / Black Sea1990 - 1999
Cladophora hutchinsiaeBulgaria1938
Cladophora proliferaAustralia / Bass strait1964
Cladophoropsis membranaceaPortugal / Azores1986
Cladosiphon zosteraeFrance / Western Mediterranean1993
Cladostephus spongiosusAustralia / Bass strait1966
Clausocalanus arcuicornisRomania1978
Clausocalanus arcuicornisUkraine / Black SeaFrom 2001
Clavelina dellavalleiPortugal / MadeiraTo 1995
Clavelina lepadiformisPortugal / AzoresTo 1971
Clavelina lepadiformisPortugal / MadeiraTo 1995
Clavelina oblongaFrance / Western MediterraneanFrom 1986
Clavelina oblongaItaly / Central MediterraneanTo 2008
Clavelina oblongaItaly / Western MediterraneanTo 1929
Clavelina oblongaPortugal / AzoresTo 1971
Claviceps purpureaBelgiumTo 2008
Claviceps purpureaGermany / North Sea2001
Claviceps purpureaNetherlands1990 - 1999
Clementia papyraceaGreece / Eastern Mediterranean1985
Clymenella torquataFrance / English Channel1977
Clymenella torquataIreland1974 - 1981
Clymenella torquataUnited Kingdom (Britain) / North Sea1936
Clytia hemisphaericaAustralia / Bass strait1980
Clytia hummelinckiItaly / Adriatic Sea2001
Clytia hummelinckiItaly / Central Mediterranean1996
Clytia hummelinckiItaly / Western Mediterranean2003
Clytia linearisFrance / Western Mediterranean1949
Clytia linearisGreece / Central Mediterranean1977
Clytia linearisGreece / Eastern Mediterranean1981
Clytia linearisItaly / Adriatic SeaTo 1996
Clytia linearisItaly / Central Mediterranean1991
Clytia linearisItaly / Western Mediterranean1956 - 1959
Clytia mccradyiItaly / Western Mediterranean1961 - 1963
Clytia paulensisAustralia / Bass strait1985
Cocconeis britannicaUkraine / Black SeaFrom 1902
Cochlodinium polykrikoidesBulgaria2008
Cochlodinium polykrikoidesRussia / Black Sea2000
Cochlodinium polykrikoidesUkraine / Black SeaFrom 2001
Codium adhaerensSpain / Iberian CoastalTo 2006
Codium arabicumPortugal / Iberian Coastal2006
Codium fragileCanada / Northern Newfoundland2013
Codium fragileCanada / South-eastern Scotian Shelf1989
Codium fragileCanada / Southern Gulf of St. Lawrence and Eastern Scotian Shelf1996
Codium fragileCanada / Southern Newfoundland and Southern Grand Banks2012
Codium fragileIceland1974
Codium fragileNorway / North Sea1946
Codium fragileSpain / Canary IslandsTo 2003
Codium fragileSweden / North Sea1932
Codium fragile atlanticumNetherlandsTo 1923
Codium fragile atlanticumNorway / North Sea1895
Codium fragile atlanticumNorway / Norwegian Sea1895
Codium fragile atlanticumPortugal / AzoresTo 1994
Codium fragile scandinavicumDenmark / Baltic Sea1919
Codium fragile scandinavicumDenmark / North Sea1919
Codium fragile scandinavicumNorway / North Sea1929
Codium fragile scandinavicumNorway / Norwegian Sea1929
Codium fragile subsp. fragileAustralia / Bass strait1997
Codium fragile subsp. fragileBelgium1939
Codium fragile subsp. fragileDenmark / Baltic Sea1920
Codium fragile subsp. fragileDenmark / North Sea1920
Codium fragile subsp. fragileFrance / Biscay Gulf1946
Codium fragile subsp. fragileFrance / Celtic seas1946
Codium fragile subsp. fragileFrance / English Channel1940
Codium fragile subsp. fragileFrance / North Sea1940
Codium fragile subsp. fragileFrance / Western Mediterranean1946
Codium fragile subsp. fragileGermany / North Sea1930
Codium fragile subsp. fragileGreece / Central Mediterranean1985
Codium fragile subsp. fragileGreece / Eastern Mediterranean1992
Codium fragile subsp. fragileIceland1974
Codium fragile subsp. fragileIreland1941
Codium fragile subsp. fragileItaly / Adriatic Sea1978
Codium fragile subsp. fragileItaly / Central Mediterranean1973
Codium fragile subsp. fragileItaly / Western Mediterranean1978 - 1987
Codium fragile subsp. fragileNetherlands1900
Codium fragile subsp. fragileNorway / Barents Sea1946
Codium fragile subsp. fragileNorway / North Sea1946
Codium fragile subsp. fragileNorway / Norwegian Sea1946
Codium fragile subsp. fragilePortugal / Azores1993
Codium fragile subsp. fragilePortugal / Iberian Coastal2005
Codium fragile subsp. fragileSpain / Canary IslandsTo 2004
Codium fragile subsp. fragileSpain / Iberian CoastalTo 1957
Codium fragile subsp. fragileTurkey / Black SeaFrom 1983
Codium fragile subsp. fragileUnited Kingdom (Britain) / Celtic seas1891
Codium fragile subsp. fragileUnited Kingdom (Britain) / English Channel1891
Codium fragile subsp. fragileUnited Kingdom (Britain) / North Sea / Orkney IslandsFrom 1960
Codium vermilaraPortugal / AzoresTo 1995
Colaconema codicolaFrance / Western Mediterranean1950
Colaconema codicolaItaly / Adriatic Sea1978
Colaconema codicolaItaly / Western MediterraneanTo 1984
Colaconema codicolaTurkey / Black Sea1994
Colaconema dasyaeNetherlands1951
Colaconema garbaryiAustralia / Bass strait1977
Coleusia signataGreece / Eastern Mediterranean2005
Colpomenia peregrinaAustralia / Bass strait1971
Colpomenia peregrinaDenmark / Baltic Sea1939
Colpomenia peregrinaDenmark / North Sea1939
Colpomenia peregrinaFrance / Biscay Gulf1905
Colpomenia peregrinaFrance / Celtic seas1905
Colpomenia peregrinaFrance / English Channel1905
Colpomenia peregrinaFrance / North Sea1971
Colpomenia peregrinaFrance / Western Mediterranean1918 - 1957
Colpomenia peregrinaGermany / North Sea2017
Colpomenia peregrinaGreece / Central Mediterranean2001
Colpomenia peregrinaGreece / Eastern Mediterranean1986
Colpomenia peregrinaIrelandTo 1935
Colpomenia peregrinaItaly / Central MediterraneanTo 1975
Colpomenia peregrinaItaly / Western Mediterranean1964
Colpomenia peregrinaNetherlands1921
Colpomenia peregrinaNorway / North Sea1933
Colpomenia peregrinaNorway / Norwegian Sea1933
Colpomenia peregrinaPortugal / AzoresTo 1994
Colpomenia peregrinaPortugal / Iberian Coastal1951
Colpomenia peregrinaSpain / Canary IslandsTo 1978
Colpomenia peregrinaSpain / Iberian CoastalTo 1960
Colpomenia peregrinaSweden / North Sea1950
Colpomenia peregrinaUnited Kingdom (Britain) / Celtic seas1907
Colpomenia peregrinaUnited Kingdom (Britain) / English Channel1907
Colpomenia peregrinaUnited Kingdom (Britain) / North Sea1908 - 1930
Colpomenia peregrinaUnited Kingdom (Britain) / North Sea / Orkney IslandsTo 1960
Colpomenia sinuosaAustralia / Bass strait1966
Conchoderma auritumBelgiumTo 2010
Conchoderma auritumNetherlands1976
Congeria leucophaeta leucophaetaGermany / Baltic SeaTo 2013
Congeria leucophaeta leucophaetaGermany / North Sea1930
Conomurex persicusGreece / Central Mediterranean2001
Conomurex persicusGreece / Eastern Mediterranean1983
Conopeum reticulumAustralia / Bass strait1879
Conopeum seuratiRussia / Caspian Sea1958
Conopeum seuratiUnited Kingdom (Britain) / North Sea / Orkney Islands1994
Coolia monotisGreece / Eastern Mediterranean2002
Corambe obscuraBulgaria1986
Corambe obscuraFrance / Biscay Gulf1973
Corambe obscuraFrance / Celtic seas1973
Corambe obscuraGermany / North Sea2019
Corambe obscuraNetherlands1879
Corambe obscuraRomania1990
Corambe obscuraRussia / Azov Sea1986
Corambe obscuraUkraine / Azov SeaFrom 1989
Corambe obscuraUkraine / Black SeaFrom 1989
Corbicula fluminalisBelgiumTo 1992
Corbicula fluminalisGermany / North SeaTo 1983
Corbicula fluminalisNetherlandsTo 1990
Corbicula fluminalisPortugal / Iberian Coastal1980 - 1989
Corbicula fluminalisUkraine / Black Sea2000 - 2003
Corbicula flumineaBelgiumTo 1992
Corbicula flumineaGermany / North Sea1983
Corbicula flumineaIrelandTo 2010
Corbicula flumineaNetherlandsTo 1998
Corbicula flumineaPortugal / Iberian CoastalTo 1978
Corbicula flumineaSpain / Iberian Coastal1994
Corbicula flumineaUkraine / Black Sea1995 - 2000
Corbicula flumineaUnited Kingdom (Britain) / North Sea1998
Cordylophora caspiaBelgium1905
Cordylophora caspiaDenmark / Baltic Sea1891 - 1899
Cordylophora caspiaDenmark / North Sea1895
Cordylophora caspiaEstonia1801 - 1850
Cordylophora caspiaFinland1801 - 1889
Cordylophora caspiaFrance / Biscay Gulf1901
Cordylophora caspiaFrance / Celtic seas1901
Cordylophora caspiaFrance / English ChannelTo 1901
Cordylophora caspiaGermany / Baltic Sea1858
Cordylophora caspiaGermany / North Sea1858
Cordylophora caspiaIrelandTo 1844
Cordylophora caspiaItaly / Adriatic Sea1978
Cordylophora caspiaItaly / Central Mediterranean1978
Cordylophora caspiaItaly / Western Mediterranean1978
Cordylophora caspiaLatvia1801 - 1899
Cordylophora caspiaLithuania1801 - 1899
Cordylophora caspiaNetherlands1884
Cordylophora caspiaNorway / North Sea1985
Cordylophora caspiaPoland1801 - 1850
Cordylophora caspiaPortugal / Iberian CoastalTo 1983
Cordylophora caspiaRussia / Baltic Sea / Kaliningrad area1860 - 1870
Cordylophora caspiaRussia / Baltic Sea / St. Petersburg area1979
Cordylophora caspiaSweden / Baltic Sea1810
Cordylophora caspiaSweden / North Sea1895 - 1971
Cordylophora caspiaUkraine / Black Sea1950 - 1959
Cordylophora caspiaUnited Kingdom (Britain) / Celtic seas 
Cordylophora caspiaUnited Kingdom (Britain) / English Channel 
Cordylophora caspiaUnited Kingdom (Britain) / North Sea 
Coregonus autumnalisLatvia1957
Coregonus autumnalisRussia / Baltic Sea / St. Petersburg area1953 - 1957
Coregonus muksunLatvia1970
Coregonus muksunPoland1984
Coregonus nasusLatvia1960
Coregonus peledEstonia1959
Coregonus peledFinland1965
Coregonus peledLatvia1954
Coregonus peledLithuania1960
Coregonus peledPoland1966
Coregonus peledRussia / Baltic Sea / Kaliningrad area1958
Coregonus peledRussia / Baltic Sea / St. Petersburg area1955 - 1956
Corella eumyotaFrance / Biscay GulfTo 2002
Corella eumyotaFrance / Celtic seasTo 2006
Corella eumyotaFrance / English Channel2002
Corella eumyotaFrance / North Sea2007
Corella eumyotaGermany / North Sea2016
Corella eumyotaIreland2005
Corella eumyotaNetherlands2007
Corella eumyotaPortugal / Iberian Coastal2008
Corella eumyotaSpain / Iberian CoastalTo 2008
Corella eumyotaUnited Kingdom (Britain) / Celtic seas2004
Corella eumyotaUnited Kingdom (Britain) / English Channel2004
Corella eumyotaUnited Kingdom (Britain) / North Sea2009 - 2013
Corella eumyotaUnited Kingdom (Britain) / North Sea / Orkney IslandsTo 2012
Corethron pennatumNetherlandsTo 2018
Cornigerius maeoticusRussia / Baltic Sea / St. Petersburg area2003
Corollospora laceraUkraine / Black Sea1992
Corophium volutatorRussia / Caspian Sea1950 - 1959
Corymbellus aureusDenmark / Baltic Sea1992
Corymbellus aureusDenmark / North Sea1989
Coryne eximiaAustralia / Bass strait1884
Corynomorpha prismaticaPortugal / Azores1990
Corynophlaea verruculiformisNetherlands1994
Coryphellina rubrolineataGreece / Eastern Mediterranean2009
Coscinasterias tenuispinaSpain / Iberian Coastal2000
Coscinodiscus wailesiiBelgium1977 - 1978
Coscinodiscus wailesiiDenmark / Baltic Sea1983 - 1989
Coscinodiscus wailesiiDenmark / North Sea1983
Coscinodiscus wailesiiFrance / Biscay Gulf1972 - 1978
Coscinodiscus wailesiiFrance / Celtic seas1978
Coscinodiscus wailesiiFrance / English Channel1978
Coscinodiscus wailesiiGermany / North Sea1977
Coscinodiscus wailesiiIreland1979
Coscinodiscus wailesiiNetherlands1978
Coscinodiscus wailesiiNorway / North Sea1979
Coscinodiscus wailesiiSweden / Baltic Sea1995 - 2005
Coscinodiscus wailesiiSweden / North SeaTo 1995
Coscinodiscus wailesiiUnited Kingdom (Britain) / Celtic seas1977
Coscinodiscus wailesiiUnited Kingdom (Britain) / English Channel1977
Cossura coastaGreece / Central Mediterranean1980
Cossura coastaGreece / Eastern Mediterranean1975
Cotula coronopifoliaGermany / North Sea1739
Cotula coronopifoliaNetherlands1846
Cradoscrupocellaria bertholletiiAustralia / Bass straitFrom 1900
Cradoscrupocellaria bertholletiiPortugal / Madeira2006
Crambe crambePortugal / MadeiraTo 2004
Crangon crangonIceland2003
Craspedacusta sowerbiiGermany / North Sea1960 - 1969
Craspedacusta sowerbiiIrelandTo 2013
Crassicorophium bonelliiUnited Kingdom (Britain) / North Sea / Orkney Islands1995
Crassicorophium crassicorneUnited Kingdom (Britain) / North Sea / Orkney Islands1995
Crassimarginatella papuliferaSpain / Iberian CoastalTo 2016
Crassostrea rhizophoraeFrance / Celtic seas1976
Crassostrea rhizophoraeUnited Kingdom (Britain) / Celtic seas1981
Crassostrea rivularisFrance / Celtic seas1994
Crassostrea sikameaFrance / Celtic seas1994
Crassostrea virginicaBelgium1960 - 1969
Crassostrea virginicaDenmark / Baltic Sea1880
Crassostrea virginicaFrance / Biscay Gulf1861
Crassostrea virginicaFrance / Celtic seas1861
Crassostrea virginicaGermany / Baltic Sea1886 - 1896
Crassostrea virginicaGermany / North Sea1911
Crassostrea virginicaIreland1870
Crassostrea virginicaNetherlandsTo 1943
Crassostrea virginicaRomania1973
Crassostrea virginicaSweden / North Sea 
Crassostrea virginicaUnited Kingdom (Britain) / North Sea1872
Crepidacantha poissoniiGreece / Eastern Mediterranean1986
Crepidacantha poissoniiItaly / Central Mediterranean1982
Crepidula fornicataBelgium1911
Crepidula fornicataDenmark / Baltic Sea1934
Crepidula fornicataDenmark / North Sea1934
Crepidula fornicataFrance / Biscay Gulf1934
Crepidula fornicataFrance / Celtic seas1949
Crepidula fornicataFrance / English Channel1934
Crepidula fornicataFrance / North Sea1962
Crepidula fornicataFrance / Western Mediterranean1957
Crepidula fornicataGermany / North Sea1934
Crepidula fornicataGreece / Eastern Mediterranean1985
Crepidula fornicataIreland1893
Crepidula fornicataItaly / Central Mediterranean1973
Crepidula fornicataItaly / Western Mediterranean1983
Crepidula fornicataNetherlands1929
Crepidula fornicataNorway / Barents SeaTo 1985
Crepidula fornicataNorway / North Sea1958 - 1985
Crepidula fornicataNorway / Norwegian SeaTo 1985
Crepidula fornicataPortugal / Iberian CoastalTo 1999
Crepidula fornicataSpain / Iberian CoastalTo 1983
Crepidula fornicataSweden / North Sea1950
Crepidula fornicataUnited Kingdom (Britain) / Celtic seas1872
Crepidula fornicataUnited Kingdom (Britain) / English Channel1872
Crepidula fornicataUnited Kingdom (Britain) / North Sea1887 - 1890
Crepipatella dilatataSpain / Iberian Coastal2005
Crisularia serrataFrance / Western Mediterranean1902
Crisularia serrataGreece / Eastern Mediterranean1967
Crisularia serrataItaly / Western Mediterranean1986 - 1987
Critomolgus actiniaeIreland1973
Cryptonemia hibernicaFrance / English Channel1980
Cryptonemia hibernicaIreland1971
Cryptonemia hibernicaUnited Kingdom (Britain) / English Channel2000
Cryptonemia lomationUnited Kingdom (Britain) / Celtic seas1983
Cryptorchestia cavimanaBelgiumTo 2002
Cryptorchestia cavimanaGermany / Baltic SeaTo 1925
Cryptorchestia cavimanaGermany / North SeaTo 1920
Cryptorchestia cavimanaNetherlands1878
Cryptorchestia cavimanaPolandTo 1925
Cryptosula pallasianaAustralia / Bass strait1886 - 1889
Cryptosula pallasianaNew Zealand / New Zealand Shelf / North IslandTo 1890
Cryptosula pallasianaNew Zealand / New Zealand Shelf / South IslandTo 1890
Ctenodrilus serratusUnited Kingdom (Britain) / North Sea / Orkney Islands2015
Ctenopharyngodon idellaDenmark / Baltic Sea2008
Ctenopharyngodon idellaFinland1970 - 1979
Cumulospora marinaUkraine / Black SeaFrom 2001
Cumulospora variaUkraine / Black Sea2001
Cuthona percaItaly / Adriatic Sea1976 - 1977
Cuthona percaUkraine / Black Sea2007
Cutleria multifidaAustralia / Bass strait1966
Cutleria multifidaGreece / Central Mediterranean1975
Cutleria multifidaGreece / Eastern Mediterranean1932
Cutleria multifidaItaly / Western Mediterranean2012
Cymbaloporetta planaGreece / Eastern Mediterranean2001 - 2006
Cymodoce fuscinaGreece / Eastern Mediterranean2015
Cymodocea nodosaTurkey / Black Sea2000 - 2009
Cynoscion nebulosusSpain / Iberian CoastalTo 2013
Cynoscion regalisPortugal / Iberian CoastalTo 2016
Cyprinus carpioDenmark / Baltic Sea1879
Cyprinus carpioDenmark / North Sea1879
Cyprinus carpioEstonia1893
Cyprinus carpioFinland1958
Cyprinus carpioLatvia1201 - 1300
Cyprinus carpioLithuania1501 - 1600
Cyprinus carpioPoland1200 - 1300
Cyprinus carpioRussia / Baltic Sea / Kaliningrad area1501 - 1599
Cyprinus carpioRussia / Baltic Sea / St. Petersburg area1893 - 1899
Cyprinus carpioSweden / Baltic Sea1952
Cystodytes dellechiajeiPortugal / AzoresTo 1969