Species FishRuffe

Ruffe

Gymnocephalus cernua

CommonFish
Illustration of Ruffe (Gymnocephalus cernua)

The Ruffe is a small, spiny fish with a mottled brown and yellow body, making it well-adapted to blend into its environment. A memorable fact is that it has a unique ability to tolerate low oxygen levels in water.

Habitat
Prefers freshwater lakes and rivers.
Diet
Feeds on small invertebrates and zooplankton.
How common
Common

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