Balanus balanus (Linnaeus, 1758)
Rough barnacle
photo by Harvey-Clark, Chris

Family:  Balanidae ()
Max. size:  3 cm WD (male/unsexed)
Environment:  sessile; brackish; marine; depth range 27 - 237 m
Distribution:  Arctic, Pacific Ocean and Northern Atlantic: from Avacha, Kamchatka to New Zealand, east to Canada and Europe, and north to Franz Josef Land. Temperate to polar.
Diagnosis:   
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

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