EASIN - European Alien Species Information Network

Thread Discussion: Amphibalanus amphitrite - Amphibalanus amphitrite: alien status

Kostas Tsiamis
8/6/2018 - 1:28 PM

Thread Opening Text:
Need to clarify the status of the species in the North Sea and Celtic Sea; is it considered as alien or native or we simply are not sure about it (cryptogenic)?

Ya'arit LEVITT BARMATS
8/9/2018 - 7:22 AM

The barncle Amphibalanus amphitrite considered as an alien species in the North Sea.
It occurs in artificially warmed waters and in harbours, but the speices is also capable of surviving in open coastal waters
(Kerckhof, F., & Cattrijsse, A. (2001). Exotic Cirripedia (Balanomorpha) from buoys off the Belgian coast; 
Kerckhof, F., Degraer, S., Norro, A., & Rumes, B. (2011). Offshore intertidal hard substrata: a new habitat promoting non-indigenous species in the Southern North Sea: an exploratory study. Offshore wind farms in the Belgian Part of the North Sea: Selected findings from the baseline and targeted monitoring‏)
By one refernce it can be also considered as an alien in the Celtic Sea.
(McCollin, T., & Brown, L. (2014). Native and non native marine biofouling species present on commercial vessels using Scottish dry docks and harbours)

Kostas Tsiamis
8/9/2018 - 8:12 AM

Thread Closing Text:
Status in the North and Celtic Seas = alien

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