Grayling

Grayling, definitely one of the most beautiful river fish: elegant, with elongated body covered with red and purple spots and a small head.

Grayling

Foto: High Plains Grifter[CC BY-SA 4.0], via Wikimedia Commons

It has a large dorsal fin that resembles a sail or a flag. It is highly valued in sport fishing because of its attractive colours and clever nature which is noticeable during hunt. It can only be found in the Black Sea (Danube) basin.