The Petroleuciscus ulanus lives in the benthopelagic, freshwater environment.
atropatenae, Petroleuciscus ulanus, and Kura gudgeon (Romanogobio persus). Other noteworthy fishes: The large Wels catfish (Silurus glanis) is found in this basin, as well as a distinct form (undescribed) of salmonid (the Liqvan Chai trout). More
Jelec íránský in Czech (česky)