10. Nais bretscheri Michaelsen, 1899
Geographic distribution.
Holarctic.
Location.
Lake Bolshoy Kharbey (67°32'49.4"N, 62°53'6.6"E; 67°31'38"N, 62°53'2.8"E; 67°32'49.9"N, 62°53'40.1"E).
Ecology.
The species inhabits stony ground and mosses among large pebbles, typically at a depth of up to 1.0 m; it occasionally occurred at a depth of 2.5 m.