Ukrainian brook lamprey

The Ukrainian brook lamprey is a species of lamprey in the Petromyzontidae family. It is found in brackish and freshwater areas in Austria, Belarus, Bulgaria, the Czech Republic, Georgia, Hungary, Moldova, North Macedonia, Poland, Romania, Russia, Serbia, Montenegro, Slovakia, Turkey, and Ukraine. It invaded the basin of the Volga River in 2001.

Biology

The Ukrainian brook lamprey reaches a maximum length of. It inhabits the mountain and foothill bodies of water containing clear water with strong currents. It is a non-parasitic lamprey. They are preyed on by chub and other species during spawning, which takes place on gravel and sand substrates.