Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser riff-verbunden; tiefenbereich 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.
Size / Gewicht / Alter
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm TL Männchen/unbestimmt; (Ref. 7251); common length : 22.0 cm TL Männchen/unbestimmt; (Ref. 5217); max. veröff. Gewicht: 320.00 g (Ref. 9626)
Rückenflossenstacheln (insgesamt) : 12; Rückenflossenweichstrahlen (insgesamt) : 10; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 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
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
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)
IUCN Rote Liste Status (Ref. 130435: Version 2024-1)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: weniger kommerziell; Aquarium: Kommerziell
Tools
Zusatzinformationen
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Internet Quellen
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).
Trophic level (Ref.
69278): 3.4 ±0.2 se; based on diet studies.
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (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);
