Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino; oceanodromo (Ref. 51243); distribuzione batimetrica 0 - 2141 m (Ref. 11892). Temperate; 34°S - 61°S
Eastern Indian Ocean: Tasmania. Pacific and Atlantic: New Zealand, Chile, Argentina and the Falkland Islands. Southern Ocean: South Georgia, South Orkney Islands, and the Kerguelen Islands. Juveniles found both north and south of the Antarctic Convergence and are probably circumpolar between 50°-60°S.
Size / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 81.0 cm TL maschio/sesso non determinato; (Ref. 4410)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 0; Raggi dorsali molli (totale) : 38 - 44; Spine anali: 0; Raggi anali molli: 25 - 29. Pelvic fin very small with fleshy peduncle. Caudal fin weakly forked (Ref. 27363). Uniformly brown to blackish (Ref. 4410). Tips of each fin and gill membrane tinged with black (Ref. 27363).
A rare (Ref. 5205) oceanic species.
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Haedrich, R.L., 1986. Stromateidae. p. 842-846. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4410)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Pesca: di nessun interesse
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Ref.
123201): 1.8 - 8.8, mean 5.2 °C (based on 508 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01349 (0.00552 - 0.03297), b=3.06 (2.85 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Resilienza (Ref.
120179): Basso, tempo minimo di raddoppiamento della popolazione 4.5 - 14 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (52 of 100).
Nutrients (Ref.
124155): Calcium = 20.6 [9.8, 41.2] mg/100g; Iron = 0.383 [0.196, 0.783] mg/100g; Protein = 18.1 [16.2, 20.0] %; Omega3 = 0.592 [0.311, 1.130] g/100g; Selenium = 23.2 [10.5, 49.2] μg/100g; VitaminA = 10.5 [2.3, 46.9] μg/100g; Zinc = 0.398 [0.259, 0.619] mg/100g (wet weight);
