Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal; profondeur 8 - 100 m (Ref. 89896), usually ? - 40 m (Ref. 9626). Tropical; 34°N - 8°N, 98°W - 60°W
Western Atlantic: Bermuda, southern Florida (USA), and Bahamas to northern South America.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL mâle / non sexé; (Ref. 7251); common length : 22.0 cm TL mâle / non sexé; (Ref. 5217); poids max. publié: 320.00 g (Ref. 9626)
Épines dorsales (Total) : 12; Rayons mous dorsaux (Total) : 10; Épines anales: 3; Rayons mous anaux: 12 - 13. Moderately elongate, compressed fish with equally curved upper and lower profiles (Ref. 26938). Color primarily violet or purple; large individuals with a wash of yellow on lower two-thirds of body; prolonged portions of dorsal and anal fins and tips of pelvic fins blackish (Ref. 13442). Caudal fin emarginate in young, lunate in adults (Ref 52831).
Inhabits seaward reef slopes; occasionally on shallow patch reefs (Ref. 9710). Found in large midwater aggregations feeding on plankton (Ref. 9710), small jellyfishes, pteropods, pelagic tunicates and various invertebrate larvae (Ref. 13442). Form leks during breeding (Ref. 55367). Also caught with beach nets (Ref. 5217).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Forms lek during breeding (Ref. 55367). A monandric species (Ref. 55367). Length at sex change = 15.78 cm TL (Ref. 55367).
Cervigón, F., 1993. Los peces marinos de Venezuela. Volume 2. Fundación Científica Los Roques, Caracas,Venezuela. 497 p. (Ref. 9626)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 24.3 - 28, mean 26.8 °C (based on 170 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00470 - 0.02030), b=3.07 (2.90 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.4 ±0.2 se; based on diet studies.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
Nutrients (Ref.
124155): Calcium = 52.4 [30.9, 87.4] mg/100g; Iron = 0.678 [0.394, 1.255] mg/100g; Protein = 18.3 [15.4, 20.5] %; Omega3 = 0.151 [0.095, 0.237] g/100g; Selenium = 33.1 [19.0, 60.3] μg/100g; VitaminA = 167 [55, 573] μg/100g; Zinc = 1.32 [0.92, 2.03] mg/100g (wet weight);