Holacanthus tricolor (Bloch, 1795)
Rock beauty
photo by Minguell, C.

Family:  Pomacanthidae (Angelfishes)
Max. size:  35 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 3 - 92 m, non-migratory
Distribution:  Western Atlantic: Georgia (USA), Bermuda, and northern Gulf of Mexico to Santa Catarina, Brazil (Ref. 57756).
Diagnosis:  Dorsal spines (total): 14-14; Dorsal soft rays (total): 17-19; Anal spines: 3-3; Anal soft rays: 18-20. Front of body yellow; remaining parts of body, dorsal fin, and front of anal fin black. Caudal fin entirely yellow (Ref. 26938). Front margin of anal fin and edge of gill cover orange; bright blue on upper and lower part of iris. The young of about an inch in length are entirely yellow except for a blue-edged black spot on the upper side of the body posterior to the midpoint; with growth the black spot soon expands to become the large black area covering most of the body and dorsal and anal fins (Ref. 13442).
Biology:  Inhabits rock jetties, rocky reefs and rich coral areas. Juveniles often associated with fire corals (Ref. 9710). Feeds on tunicates, sponges, zoantharians and algae. Marketed fresh (Ref. 3797).
IUCN Red List Status: Least Concern (LC); Date assessed: 08 October 2009 Ref. (130435)
Threat to humans:  reports of ciguatera poisoning


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