Gocea ohridana

Gocea ohridana is a species of freshwater snail within the family Hydrobiidae found in Lake Ohrid, North Macedonia, in a small area of less than 10 square kilometres (3.9 sq mi). It lives in rocky areas along the shores of Lake Ohrid, being found in sublacustrine springs underneath stones as deep as 3 meters (9.8 ft) below the water's surface. It faces threats such as deforestation leading to erosion that can impact the snail's ability to filter water; pollution...