Salvelinus perisii (Günther, 1865)

Family:  Salmonidae (Salmonids), subfamily: Salmoninae
Max. size:  25 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Europe: Lakes Llyn Peris, Padarn, Cwellyn and Bodlyn in Wales, United Kingdom.
Diagnosis:  Distinguished from congeners in British Isles by having interorbital space flat, with eyes almost flush with dorsal profile in lateral view, and snout conical, pointed, lower jaw projecting. Differs also by the combination of the following characters: flank greenish brown with orange spots, belly orange (also in some females); pectoral, pelvic and anal fins orange, with white anterior margin; eye diameter smaller than snout length at 12-14 cm SL, 4.3-5.0 times in HL; and maxilla reaching posterior margin of eye in adult males (Ref. 59043).
Biology:  Inhabits deep lakes. Shoals at the surface during summer, probably for feeding on insects or plankton. Attains a maximum size of up to about 25 cm SL (Ref. 59043).
IUCN Red List Status: Vulnerable (VU); Date assessed: 01 January 2008 (D2) Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.