Nais variabilis Piguet, 1906

Baturina, Maria A., Kaygorodova, Irina A. & Loskutova, Olga A., 2020, New data on species diversity of Annelida (Oligochaeta, Hirudinea) in the Kharbey lakes system, Bolshezemelskaya tundra (Russia), ZooKeys 910, pp. 43-78 : 43

16. Nais variabilis Piguet, 1906

Geographic distribution.

Cosmopolitan species. In the Russian tundra: Murmansk Region ( Stalmakova 1974; Finogenova 1975), Lake Vanyuk-ty ( Finogenova 1966), Lake Ambarty and some other lakes in the Korotaikha River basin ( Popchenko 1978), Lake Bolshoy Ngosovey, lakes in the Kara and More-yu Rivers basins ( Baturina and Loskutova 2010), lakes in the Malaya and Bolshaya Usa Rivers basins ( Baturina et al. 2014b), Yuribej River floodplain lakes ( Zaloznyj 1976), North of Western Siberia ( Zaloznyj 1984).

Location.

Lake Bolshoy Kharbey (67°34'42.3"N, 62°52'57.1"E; 67°32'44.2"N, 62°55'22.3"E; 67°32'49.4"N, 62°53'6.6"E; 67°31'38"N, 62°53'2.8"E); Lake K1 (67°36'27.6"N, 62°51'58.4"E); Lake Golovka (67°35'50"N, 62°55'25.3"E); temporary pond near Kharbey (67°58'00"N, 62°34'60"E).

Ecology.

The species was collected from submerged macrophytes, or stones and sand with moss cover (depth 0.2-1.3 m). It was also found in small water bodies or in humid depressions without open water.