EASIN - European Alien Species Information Network

Fabio CROCETTA
6/18/2014 - 12:22 PM

Thread Opening Text:
Styela clava is now considered as partially native (in Russia). But it is not native from European Russia. Therefore, should we delete it from "partially native"?

Eugenio GERVASINI
2/6/2015 - 1:39 PM

Can you provide reference to literature? Thanks

Noa SHENKAR
10/8/2015 - 11:56 AM

Styela clava is considered native in the North West Pacific from Japan to Sea of Okhotsh (Millar 1960, Lutzen 1999).
In European waters (Mediterranean, and North Atlantic), it is considered as "Introduced". NS

Lützen, J. (1998). Styela clava Herdman (Urochordata, Ascidiacea), a successful immigrant to North West Europe: ecology, propagation and chronology of spread. Helgoländer Meeresuntersuchungen, 52(3-4), 383-391.

Eugenio GERVASINI
11/19/2015 - 2:58 PM

Status of the species in the Catalogue is Alien in all Europe.

Fabio CROCETTA
11/19/2015 - 2:58 PM

Thread Closing Text:
Status of the species in the Catalogue is Alien in all Europe.

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