Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Pomacanthidae
Etymology: Genicanthus: Greek, geny, -yos = face, jaw + Greek, akantha = thorn (Ref. 45335).
Environment / Climate / Range
Marine; reef-associated; non-migratory; depth range 15 - 100 m (Ref. 9710). Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 21.0 cm TL male/unsexed; (Ref. 4858)
Western Pacific: southern Japan to Taiwan and northern Philippines.
Inhabits seaward rocky and coral reefs (Ref. 9710). Hardy aquarium species; takes standard food such as chopped beef, freeze-dried shrimp, mysids, etc. A protogynous hermaphrodite (Ref. 55367). Forms permanent harem groups composed of a single male and several smaller females (Ref. 55367).
Allen, G.R., 1985. Butterfly and angelfishes of the world. Vol. 2. 3rd edit. in English. Mergus Publishers, Melle, Germany.
IUCN Red List Status (Ref. 90363)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02884 (0.01382 - 0.06018), b=2.92 (2.73 - 3.11), based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.45 se; Based on food items.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (27 of 100) .