Pollan
POLLAN (Coregonus pollan), the name given to a species of the Salmonoid genus Coregonus (whitefish) which has been found in the large and deep loughs of Ireland only. A full account of the fish by its first describer, W. Thompson, may be found in his Natural History of Ireland, iv. 168.
Note - this article incorporates content from Encyclopaedia Britannica, Eleventh Edition, (1910-1911)