Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien; brak water rifbewoner; diepte 0 - 5 m. Subtropical; 43°N - 25°N, 82°W - 68°W
Western Atlantic: Cape Cod, Massachusetts to Florida in USA, straggling south to Miami in cold years.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - 38 cm
Max length : 43.2 cm TL mannelijk / geslacht onbekend; (Ref. 40637); max. gepubliceerd gewicht: 2.2 kg (Ref. 40637)
Largely inhabits inshore water on rocky bottoms and reefs, jetties and wrecks. Frequently occurs among litter and tolerates polluted water. Becoming important as an experimental fish because of its size and hardiness. Has been reared in captivity (Ref. 35422).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | 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)
Gebruik door de mens
Visserij: commercieel; sportvis: ja; Aquarium: Publieke aquaria
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Estimates based on models
Preferred temperature (Ref.
123201): 10.2 - 26.1, mean 20.7 °C (based on 126 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00468 - 0.02039), b=3.07 (2.88 - 3.26), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.8 ±0.4 se; based on diet studies.
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (K=0.11; tmax=8).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).
Nutrients (Ref.
124155): Calcium = 26 [12, 75] mg/100g; Iron = 0.533 [0.267, 1.003] mg/100g; Protein = 19.6 [18.4, 20.9] %; Omega3 = 0.216 [0.111, 0.414] g/100g; Selenium = 8.62 [3.96, 20.34] μg/100g; VitaminA = 61.5 [17.7, 229.3] μg/100g; Zinc = 0.962 [0.608, 1.490] mg/100g (wet weight);