Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; non migrateur (Ref. 52884); profondeur 2 - 20 m (Ref. 9710). Subtropical; 21°C - 28°C (Ref. 4858); 37°N - 8°N, 100°W - 58°W (Ref. 55198)
Western Atlantic: Massachusetts, USA and Bermuda to West Indies and northern South America. Also Bahamas, Gulf of Mexico, and Antilles (Ref. 26938).
Longueur à la première maturité / Taille / Poids / Âge
Maturité: Lm 9.2 range ? - ? cm
Max length : 15.0 cm TL mâle / non sexé; (Ref. 47838)
Épines dorsales (Total) : 13; Rayons mous dorsaux (Total) : 17 - 20; Épines anales: 3; Rayons mous anaux: 16 - 17. Large black spot surrounded by a white ring on body below rear of dorsal fin. Narrow, dark, diagonal lines that meet at mid-side, forming series of forward-pointing chevrons (Ref. 26938). Upper profile of head steep and slightly concave due to protruding snout; light gray, shading to pale yellowish on sides; a black bar on head; pelvic fins yellow (Ref. 13442).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Adults inhabit shallow reefs and generally occurs singly or in pairs. They feed mainly on zoantharians, polychaete worms, gorgonians and tunicates. Easily approached (Ref. 9710). Oviparous (Ref. 205). Form pairs during breeding (Ref. 205).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Form pairs during breeding (Ref. 205). Monogamous mating is observed as obligate, genetic and social (Ref. 52884).
Allen, G.R., 1985. Butterfly and angelfishes of the world. Vol. 2. 3rd edit. in English. Mergus Publishers, Melle, Germany. (Ref. 4858)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Reports of ciguatera poisoning (Ref. 30303)
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 25.5 - 28.2, mean 27.4 °C (based on 558 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02570 (0.01679 - 0.03936), b=3.09 (2.96 - 3.22), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.4 ±0.0 se; based on diet studies.
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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Nutriments (Ref.
124155): Calcium = 71.8 [32.5, 146.8] mg/100g; Iron = 0.862 [0.451, 1.608] mg/100g; Protein = 19.4 [18.2, 20.6] %; Omega3 = 0.177 [0.093, 0.335] g/100g; Selenium = 13.8 [6.0, 29.9] μg/100g; VitaminA = 31.9 [7.6, 133.5] μg/100g; Zinc = 1.01 [0.60, 1.61] mg/100g (wet weight);
