Shorefishes of the Greater Caribbean online information system

Español  Contact

Species: Holacanthus tricolor, Rock beauty

All Families:   All Genera:   All Species:

black + yellow head, chest & C
juv: orange + large ocellus on body

Holacanthus tricolor (Bloch, 1795)

Rock beauty

Body deep, oval, strongly compressed; snout short, blunt; mouth small, with brush-like teeth; preopercle with a large spine at its angle, with vertical margin serrated; bone between preopercle and operculum with 1-4 large spines; bone under eye without large, rear-pointing spines; dorsal fin un-notched, XIV, 17-19; anal rays III, 18-20; dorsal but not anal fin ends in a filament; tail straight; large, regularly arranged, very rough scales with distinct ridges on the exposed part, scales extend out onto the median fins; 43-46 lateral line scales; without "axillary process" (an enlarged scale) at the base of the pelvic fins; lateral line ends under end of soft dorsal fin.

Rear 3/4 of body, and inner ¾ of dorsal and anal fins black; head, front 1/4 of body and outer edges of dorsal and anal fins as well as all of pectorals, pelvics and tail fin yellow; mouth purplish. Juvenile: yellow, a black, blue-ringed ocellus on upper rear of body.

Maximum size about 25 cm.

Habitat: coral and rocky reefs.

Depth: 1-143 m.

Georgia to Brazil.


High Resolution Map Download

Species Data Create Report Export as Word File Export as Excel File
Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom only
  • Bottom
Habitat
  • Rocks
  • Corals
  • Reef (rock/coral/oyster)
  • Reef only
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Omnivore
  • Corallivore
  • Data
Diet
  • Soft corals/hydroids
  • Hard corals
  • Benthic microalgae
  • Sponges/seasquirts/bryozoa
Egg Type
  • Pelagic
  • Pelagic larva
  • Data
Global Endemism
  • Greater Caribbean non-endemic
  • West Atlantic Endemic
Regional Endemism
  • GC non-endemic
  • Extends North of GC
  • Extends N + S of GC
  • Extends South of GC
  • Continent + Island (s)
  • Continent
  • Island (s)
  • Also in Brazil
Residency
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Tropical (10-23N, Nicaragua / Cuba)
  • Temperate (>35N)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
IUCN Red List
  • Listed
  • Least concern
CITES
  • Not listed
Depth Range Max
  • 143
Depth Range Min
  • 1
Length Max
  • 25