: Chydorus ovalis.

Chydorus ovalis may have been mixed up with C. sphaericus and may therefore be more common than shown in «artskart». It is so far only found in South Norway. It is characterized by its rounded outline and most often found in small boggy waterbodies.

Chydorus ovalis Kurz
Creative Commons Attribution | Bjørn Walseng | Norsk institutt for naturforskning
Kart. Utbredelse i Norge.