Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal; profondeur 3 - 200 m (Ref. 26938). Subtropical; 42°N - 18°S, 98°W - 34°W
Western Atlantic: Rhode Island (USA), Bermuda, and northern Gulf of Mexico southward to Brazil. Most abundant in the West Indies (Ref. 9626).
Length at first maturity / Taille / Poids / Âge
Maturity: Lm 36.0, range 30 - 42 cm
Max length : 76.0 cm FL mâle / non sexé; (Ref. 40637); common length : 54.0 cm TL mâle / non sexé; (Ref. 3815); poids max. publié: 10.6 kg (Ref. 4699)
Épines dorsales (Total) : 12; Rayons mous dorsaux (Total) : 12; Épines anales: 3; Rayons mous anaux: 10. Blue line under each eye. Corner of mouth and isthmus have orange cast (Ref. 26938). An irregular row of small molariform teeth inside and toward the front of the three usual rows of molars at side of upper jaw; dorsal profile of head evenly convex and not very steep (Ref. 13442).
Inhabits coastal waters. Found on vegetated sand bottoms and more frequently on coral bottoms. Occasionally found at depths at least 180m (Ref. 09710) and 200 m. (Ref. 26938). Large adults are usually solitary. Feeds mainly on sea urchins, (including Diadema, Ref. 13442), crabs and mollusks. Excellent food fish (Ref. 5521).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Reports of ciguatera poisoning (Ref. 9710)
Utilisations par l'homme
Pêcheries: intérêt commercial mineur; pêche sportive: oui
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 18.6 - 27.5, mean 24.3 °C (based on 261 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02630 (0.01684 - 0.04108), b=2.92 (2.79 - 3.05), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.2 se; based on diet studies.
Generation time: 7.8 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (tm=3).
Fishing Vulnerability (Ref.
59153): High vulnerability (59 of 100).
Nutrients (Ref.
124155): Calcium = 18.2 [7.6, 38.0] mg/100g; Iron = 0.493 [0.250, 1.048] mg/100g; Protein = 20 [19, 21] %; Omega3 = 0.176 [0.096, 0.330] g/100g; Selenium = 23.3 [10.6, 48.9] μg/100g; VitaminA = 22.5 [5.2, 98.7] μg/100g; Zinc = 0.56 [0.34, 0.85] mg/100g (wet weight);
