Nansenia antarctica

Nansenia antarctica Kawaguchi & Butler, 1984

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Nansenia antarctica   AquaMaps   Data sources: GBIF OBIS
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drawing shows typical species in Microstomatidae.

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Argentiniformes (Marine smelts) > Microstomatidae (Pencil smelts)
Etymology: antarctica: Named for its region of occurrence.
Eponymy: Fridtjof Nansen (1861–1930) was a Norwegian explorer, scientist, diplomat and later recipient of the Nobel Peace Prize. [...] (Ref. 128868), visit book page.

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; bathypelagic; depth range 0 - 4145 m (Ref. 58018). Temperate

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Southern Ocean: circum-Antarctic in sub-Antarctic water.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 22.0 cm SL male/unsexed; (Ref. 5001)

Short description Identification keys | Morphology | Morphometrics

Dorsal soft rays (total): 9 - 10; Anal soft rays: 9 - 10; Vertebrae: 47 - 50. Branchiostegal rays 3. Pyloric caeca 7. Ratio of caudal peduncle length to depth is greater than 1.5 (Ref. 5123).
Body shape (shape guide): elongated; Cross section: oval.

Biology     Glossary (e.g. epibenthic)

The largest specimen studied, 20.75 cm SL had matured ovaries with developing eggs (Ref. 5123).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Gon, O., 1990. Microstomatidae. p. 105-106. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. 462 p. (Ref. 5001)

IUCN Red List Status (Ref. 130435: Version 2025-2)

Not Evaluated 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

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Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | National databases | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search |