Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser riff-verbunden; tiefenbereich 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).
Length at first maturity / Size / Gewicht / Alter
Maturity: Lm 9.2 range ? - ? cm
Max length : 15.0 cm TL Männchen/unbestimmt; (Ref. 47838)
Rückenflossenstacheln (insgesamt) : 13; Rückenflossenweichstrahlen (insgesamt) : 17 - 20; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 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).
Inhabit shallow reefs and generally occurs singly or in pairs. Feed mainly on zoantharians, polychaete worms, gorgonians and tunicates. Easily approached (Ref. 9710). Oviparous (Ref. 205). Form pairs during breeding (Ref. 205).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
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)
IUCN Rote Liste Status (Ref. 130435: Version 2024-1)
Bedrohung für Menschen
Reports of ciguatera poisoning (Ref. 30303)
Nutzung durch Menschen
Fischereien: kommerziell; Aquarium: Kommerziell
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Preferred temperature (Ref.
123201): 25.5 - 28.2, mean 27.4 °C (based on 558 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02512 (0.01634 - 0.03862), b=3.09 (2.96 - 3.22), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.0 se; based on diet studies.
Widerstandsfähigkeit (Ref.
120179): hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (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);
