Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino associati a barriera corallina; non migratori (Ref. 52884); distribuzione batimetrica 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).
Lunghezza alla prima maturità / Dimensione / Peso / Età
Maturità: Lm 9.2  range ? - ? cm
Max length : 15.0 cm TL maschio/sesso non determinato; (Ref. 47838)
Spine dorsali (totale) : 13; Raggi dorsali molli (totale) : 17 - 20; Spine anali: 3; Raggi anali molli: 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).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
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)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Reports of ciguatera poisoning (Ref. 30303)
Usi umani
Pesca: commerciale; Acquario: Commerciale
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02512 (0.01637 - 0.03855), b=3.09 (2.96 - 3.22), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Livello trofico (Fonte Biblio. 69278) |
3.4 ±0.0 se; based on diet studies. |
Resilienza (Fonte Biblio. 120179) |
Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.). |
Vulnerabilità della pesca (Ref. 59153) |
Low vulnerability (16 of 100). 🛈 |
Categoria di prezzo (Ref. 80766) |
Unknown.
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Nutrienti (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); |