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 10 - 35 m (Ref. 9710). Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm TL male/unsexed; (Ref. 48391)
soft rays: 16 - 17. Overall white with 3 black stripes on side; dorsal fin with broad submarginal black band; caudal fin with black dots, female with broad black band on the dorsal and ventral edges; pelvic fins white in female, black in male; a few irregular bands radiate from the eye in male.
Indo-West Pacific: Indo-Malayan region, eastward to Vanuatu, north to southern Japan, southward to the Great Barrier Reef.
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).
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.
IUCN Red List Status (Ref. 90363)
Threat to humans
Fisheries: minor commercial; aquarium: commercial
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
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=0.03071 (-0.12774 - 0.18916), b=2.88465 (2.79226 - 2.97705), based on LWR estimates for this family-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.45 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (30 of 100) .