Gwyniad
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The gwyniad, or Welsh whitefish, is a species of freshwater ray-finned fish belonging to the family Salmonidae, which includes the salmon, trouts and related fishes. This species is endemic to a singl
FMIB 49704 Gwyniad, caught by H Anderson, Esq Ullswater 1904
Ruffe
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The ruffe, also known as the Eurasian ruffe or pope, is a freshwater fish found in temperate regions of Europe and northern Asia. It has been introduced into the Great Lakes of North America as an inv
Gwyniad
…to forage nearer the surface in the warmer months of the year. The gwyniad is threatened by deteriorating water quality in Llyn Tegid and by the ruffe (Gymnocephalus cernua), a fish introduced to the lake in the 1980s and now eating the eggs and fry of gwyniad. As a conservation measure, eggs of gwyniad…
Gymnocephalus cernuus Pärnu River Estonia 2010 01 06