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Perciformes/Zoarcoidei (Eelpouts and pricklebacks) >
Zoarcidae (Eelpouts) > Lycodinae
Etymology: Bellingshausenia: Named for its type locality, Bellingshausen Sea; olasoi: Named for Dr. Ignacio Olaso.
Eponymy: Dr Ignacio Olaso is a Researcher who was (2002–2003) Principle Investigator at the Department of Fishery of the Spanish Institute of Oceanography (IEO). He was described by the author as an “…expert in feeding ecology of fish”. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien benthopelagisch; diepte ? - 615 m (Ref. 81218). Temperate
Antarctic: Bellingshausen Sea, Southern Ocean.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 28.0 cm SL mannelijk / geslacht onbekend; (Ref. 81218); 25.4 cm SL (female)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
This species is distinguished by the following set of characters: branchiostegal rays 7; scapular foramen open; narrow cranium; smooth ceratohyal-epihyal articulation; well developed palatal arch; no supratemporal commissure and occipital pores; reduced intercalar, displaced backward; smooth ceratohyal-epihyal juncture, well-developed palatal arch and parasphenoid wing reaching mid-height of the trigeminofacialis foramen; presence of scales, lateral line, pelvic fins, pseudobranch, pyloric caeca, vomerine and palatine teeth (Ref. 81218).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Matallanas, J., 2009. Description of a new genus and species of zoarcid fish, Bellingshausenia olasoi, from the Bellinghausen Sea (Southern Ocean). Polar Biol. 32(6):873-878. (Ref. 81218)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00120 (0.00058 - 0.00248), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (24 of 100).