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 / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βενθικό(ς); εύρος βάθους 4 - 600 m. Polar; 60°S - 78°S, 180°W - 180°E
Southern Ocean: Circum-Antarctic on the continental shelf.
Length at first maturity / Μέγεθος / Βάρος / Age
Maturity: Lm 35.0, range 33 - 37 cm
Max length : 49.8 cm TL αρσενικό/απροσδιόριστο; (Ref. 124149); μεγ. δημοσιευμένο βάρος: 633.00 g (Ref. 124149); μεγ. δημοσιευμένο βάρος: 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 Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
αλιεία: χωρίς ενδιαφέρον
Εργαλεία
Special reports
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Διαδικτυακές πηγές
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 (3.39 - 3.65), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Τροφικό Επίπεδο (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.
Ελαστικότητα (Ref.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (Fec = 2,510-4,571).
Fishing Vulnerability (Ref.
59153): High vulnerability (61 of 100).
Climate Vulnerability (Ref.
125649): High vulnerability (65 of 100).
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);
