Actinopterygii (Straalvinnigen) >
Perciformes (Perch-likes) >
Nototheniidae (Cod icefishes)
Etymology: Patagonotothen: Composed from Patagonia, the Argentinian province + Greek,noton = back + Greek, adverbial particle, then, that denotes distance or removal (Ref. 45335).
Omgeving / Klimaat / Range
Ecologie
; marien benthopelagisch; diepteverspreiding 50 - 500 m (Ref. 27363). Temperate, preferred 9°C (Ref. 107945); 36°S - 56°S, 69°W - 54°W
Southwest Atlantic: restricted to the Patagonian shelf.
Size / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 44.0 cm TL mannelijk/geslacht niet bekend; (Ref. 7226)
Dorsale stekels (totaal): 7; Dorsale zachte stralen (totaal): 32-35; Anale stekels 0; Anale zachte stralen: 32 - 34; Wervels: 51 - 52. Lateral line scales 49-54 (upper), 11-17 (lower). Caudal fin rounded (Ref. 27363).
Maximum length taken from asymptotic length in Ref. 7226; length type assumed as TL. Bottom browser, feeding mostly on gelatinous and crustacean plankton (Ref. 47657).
Life cycle and mating behavior
Geslachtsrijpheid | Voortplanting | Kuitschieten | Eieren | Fecundity | Larven
Pequeño, G., 1989. Peces de Chile. Lista sistematica revisada y comentada. Rev. Biol. Mar., Valparaiso 24(2):1-132. (Ref. 9068)
Status op de Rode Lijst van het IUCN (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Gevaarlijk voor mensen
Harmless
Gebruik door de mens
Visserij: commercieel
Tools
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00294 - 0.01353), b=3.19 (3.01 - 3.37), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic Level (Ref.
69278): 3.5 ±0.50 se; Based on food items.
Weerstandsvermogen (Ref.
69278): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (K=0.22-0.35; assuming fec < 10,000).
Kwetsbaarheid (Ref.
59153): Moderate vulnerability (37 of 100) .