Crassostrea gigas (Ostreidae, Molluscs)

Common name(s): Pazifische Auster (DE), stillehavsøsters, Japansk østers (DK), Japanse oester (NL), Stillehavsøsters (NO), Japansktjätteostron (SE)
Synonym(s): Crassostrea angulata (DK)
Habitat(s): , Estuaries and brackish areas, Marine habitats

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Country	Year of 1st record	Status	Frequency	Invasiveness
Denmark (DK)	1980	Established	Local	Invasive
Germany (DE)	1971	Established
Ireland (IE)	1965	Established		Potentially invasive
Netherlands (NL)	1883	Established	Common	Invasive
Norway (NO)	1979	Established	Rare	Invasive
Sweden (SE)	2007	Established	Local	Invasive