The Amur Bitterling, Rhodeus sericeus, is a small fish of the carp family.

Rhodeus sericeus (Amur Bitterling)

The Amur Bitterling is found in Siberia, while the European Bitterling is found from European Russia westwards.

But this is technically wrong, being a leftover from the times where the European bitterling was united with its Siberian relative, the Amur Bitterling, in R. sericeus.

The Amur Bitterling, Rhodeus sericeus, is a small fish of the carp family.

The European Bitterling Rhodeus sericeus amarus, and the Japanese Bitterling,Tanakia tanago, are both coldwater fish.