Summary[edit] Description: English: Colpomenia peregrina, picture taken by Pauline Poisson, Finistère. Date: 30 November 2021. Source: Own work. Author: Voctir.
Summary[edit] Description: English: Non-native Oyster Thief (Colpomenia peregrina). Seamill beach, North Ayrshire. A brown seaweed first recorded in 1907 in the UK. Gas filled it can lift oysters, hence the name. Date: 3 April 2021, 12:29:09. Source: Own work. Author: Rosser1954.