Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; oceanodroom (Ref. 51243); diepte 1 - 477 m (Ref. 5951), usually 75 - 150 m (Ref. 5951). Subtropical; 46°N - 16°S, 97°W - 5°W
Western Atlantic: Cape Cod in Massachusetts to northeastern Florida in USA and northern Gulf of Mexico. Reported in eastern Atlantic: St. Helena (Ref. 5288). Northwest Atlantic: Canada (Ref. 5951).
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 230 cm TL mannelijk / geslacht onbekend; (Ref. 7251); common length : 100.0 cm TL mannelijk / geslacht onbekend; (Ref. 3715); max. gepubliceerd gewicht: 40.0 kg (Ref. 7251)
Occurs from shallow inshore waters to depths of 477 m and up to 260 m in the Gulf of Maine (Ref. 7135). Benthic (Ref. 5951). Nocturnal predators (Ref. 93252). Feeds mainly on fishes, but also on shrimps and small shellfish. Commonly caught by anglers along piers, docks and jetties in middle Atlantic states.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang; sportvis: ja
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 7.1 - 25.2, mean 19.7 °C (based on 61 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00050 (0.00028 - 0.00089), b=3.24 (3.09 - 3.39), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 4.5 ±0.8 se; based on diet studies.
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Assuming tm>4).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
Climate Vulnerability (Ref.
125649): High vulnerability (60 of 100).
Nutrients (Ref.
124155): Calcium = 27.1 [15.1, 52.3] mg/100g; Iron = 0.781 [0.431, 1.338] mg/100g; Protein = 18.8 [15.9, 21.7] %; Omega3 = 0.284 [0.126, 0.807] g/100g; Selenium = 62.7 [30.7, 130.0] μg/100g; VitaminA = 9.12 [2.53, 34.69] μg/100g; Zinc = 0.384 [0.274, 0.565] mg/100g (wet weight);
