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Acanthuriformes (Surgeonfishes) >
Pomacanthidae (Angelfishes)
Etymology: Genicanthus: Greek, geny, -yos = face, jaw + Greek, akantha = thorn (Ref. 45335).
Eponymy: Jean-Baptiste Pierre Antoine de Monet, Chevalier de Lamarck (1744–1829), usually known simply as Lamarck, was a French naturalist and an early proponent of the idea that biological evolution occurred. [...] (Ref. 128868), visit book page.
More on author: Lacepède.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino associati a barriera corallina; non migratori; distribuzione batimetrica 10 - 50 m (Ref. 90102). Tropical
Indo-West Pacific: Indo-Malayan region, eastward to Vanuatu, north to southern Japan, southward to the Great Barrier Reef.
Size / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 25.0 cm TL maschio/sesso non determinato; (Ref. 48391)
Spine dorsali (totale) : 15; Raggi dorsali molli (totale) : 15 - 16; Spine anali: 3; Raggi anali molli: 16 - 17.
Inhabit shallow reef crests and deep reefs adjacent to steep slopes. Form aggregations to feed in midwater well above the bottom; harems of 3-7 individuals. Feeds on plankton. Frequently exported through the aquarium trade (Ref. 48391).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Randall, J.E., G.R. Allen and R.C. Steene, 1990. Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Pesca: scarso interesse commerciale; Acquario: Commerciale
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Ref.
123201): 24.8 - 29, mean 28 °C (based on 618 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03090 (0.01378 - 0.06932), b=2.88 (2.69 - 3.07), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.45 se; based on food items.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).
Nutrients (Ref.
124155): Calcium = 55.8 [28.1, 86.2] mg/100g; Iron = 0.615 [0.376, 1.011] mg/100g; Protein = 18.3 [17.1, 19.4] %; Omega3 = 0.108 [0.066, 0.175] g/100g; Selenium = 28.4 [14.7, 54.5] μg/100g; VitaminA = 127 [35, 434] μg/100g; Zinc = 1.15 [0.78, 1.65] mg/100g (wet weight);
