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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.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien bathypelagisch; diepte 0 - 4145 m (Ref. 58018). Temperate
Southern Ocean: circum-Antarctic in sub-Antarctic water.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 22.0 cm SL mannelijk / geslacht onbekend; (Ref. 5001)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 9 - 10; Anale zachte stralen: 9 - 10; Wervels: 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.
The largest specimen studied, 20.75 cm SL had matured ovaries with developing eggs (Ref. 5123).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.3 ±0.4 se; based on size and trophs of closest relatives |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (17 of 100). 🛈 |