Long-finned Charr (Salvethymus svetovidovi)
…A species of salmonid fish that is endemic to Elgygytgyn Lake in Eastern Siberia. Must is unknown about S. svetovidovi’s biology but it is known to occur in deep waters close to the bottom of the lake. Due to its limited habitat S. svetovidovi is currently listed as vulnerable and likely faces threats from pollution as well.
Image: Mikhail Skopets