Environment: milieu / climate zone / depth range / distribution range
Ecología
marino demersal; rango de profundidad 50 - 500 m (Ref. 26999), usually 100 - 200 m (Ref. 26999). Subtropical; 45°N - 35°S, 98°W - 34°W
Western Atlantic: Canada (Ref. 5951) to Maine, USA and northern Gulf of Mexico to Uruguay. Eastern Atlantic: Senegal to Angola (Ref. 5512).
Length at first maturity / Tamaño / Peso / Age
Maturity: Lm 10.0  range ? - ? cm
Max length : 30.0 cm TL macho / no sexado; (Ref. 7251); common length : 23.0 cm FL macho / no sexado; (Ref. 47377)
Espinas dorsales (total) : 12; Radios blandos dorsales (total) : 13 - 16; Espinas anales: 3; Radios blandos anales: 15.
Occurs chiefly on the continental shelf, mostly on muddy bottoms (Ref. 2683). Juveniles occur in surface waters. Feeds mainly on small crustaceans. Forms large schools (Ref. 36543). Adults are demersal or bathypelagic (Ref. 47377).
Oviparous, gonochorous, with pelagic eggs (Ref. 101194).
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesquerías: escaso valor comercial
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
123201): 13 - 23.8, mean 19 °C (based on 119 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01479 (0.00917 - 0.02386), b=2.93 (2.79 - 3.07), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nivel trófico (Ref.
69278): 3.5 ±0.50 se; based on food items.
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
Nutrients (Ref.
124155): Calcium = 116 [65, 221] mg/100g; Iron = 1.35 [0.82, 2.33] mg/100g; Protein = 20.8 [18.8, 22.5] %; Omega3 = 0.484 [0.301, 0.780] g/100g; Selenium = 39.2 [19.5, 72.1] μg/100g; VitaminA = 9.17 [3.11, 27.94] μg/100g; Zinc = 0.738 [0.524, 1.075] mg/100g (wet weight); based on
nutrient studies.