HomeFish encyclopediaRay-finned fishesSmeltsPencil smeltsGreenland argentine Greenland argentine (Nansenia groenlandica) Scientific name: Nansenia groenlandica Reinhardt, 1840 The Greenland argentine (Nansenia groenlandica) is a marine fish of the family Microstomatidae. BiologyDorsal soft rays (total): 9-10; Anal soft rays: 8 - 10; Vertebrae: 42 - 45. Adults silvery. Ventral fins inserted ahead of dorsal fin. Dorsal fin inserted in front of the midpoint of the body. Stomachs and peritoneum coated with dark pigment. Branchiostegal rays 3. Pyloric caeca 7-8.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNansenia groenlandicaFamilyMicrostomatidae (Pencil smelts)OrderOsmeriformes (Smelts)ClassActinopterygii (Ray-finned fishes)Maximum length24.5Depth range0–1400 m (0–4593 ft)EnvironmentMarine; bathypelagic; depth range 0 - 1400 mClimateDeep-waterDistributionNorth Atlantic: off southern Iceland eastward and southward to about 35?N. One record is from western Greenland and two are from North America to 40?N. Western Indian Ocean: South Africa, near Zanzibar, and Maldives.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026