Issue
Chionodraco kathleenae Regan, 1914 is considered as valid by ECoF but no taxaonomic evidence is provided since Iwami & Kock (1990) who synonymized the species..
Environment: milieu / climate zone / Tiefenbereich / distribution range
Ökologie
seewasser demersal; tiefenbereich 4 - 600 m. Polar; 60°S - 78°S, 180°W - 180°E
Southern Ocean: Circum-Antarctic on the continental shelf.
Length at first maturity / Size / Gewicht / Alter
Geschlechtsreife: Lm 35.0, range 33 - 37 cm
Max length : 49.8 cm TL Männchen/unbestimmt; (Ref. 124149); max. veröff. Gewicht: 633.00 g (Ref. 124149); max. veröff. Gewicht: 633.00 g
Found on the continental shelf. Synchronous spawner (Ref. 50743). Larval pelagic phase is long (Ref. 89434).
Iwami, T. and K.-H. Kock, 1990. Channichthyidae. p. 381-389. 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. 5200)
IUCN Rote Liste Status (Ref. 130435: Version 2025-1)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell
Tools
Zusatzinformationen
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Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - 0.5, mean -1.1 °C (based on 374 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00105 (0.00065 - 0.00167), b=3.52 (3.38 - 3.66), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.6 ±0.53 se; based on food items.
Generation time: 9.2 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Fec = 2,510-4,571).
Fishing Vulnerability (Ref.
59153): High vulnerability (61 of 100).
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Climate Vulnerability (Ref.
125649): High vulnerability (65 of 100).
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Nutrients (Ref.
124155): Calcium = 25.9 [14.2, 59.5] mg/100g; Iron = 0.427 [0.177, 0.869] mg/100g; Protein = 17.2 [15.5, 18.9] %; Omega3 = 0.231 [0.120, 0.446] g/100g; Selenium = 18.7 [7.5, 43.9] μg/100g; VitaminA = 18.1 [3.8, 88.5] μg/100g; Zinc = 0.426 [0.270, 0.656] mg/100g (wet weight);
