Shorefishes of the Greater Caribbean online information system

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Species: Stegastes leucostictus, Beaugregory damselfish, the Beaugregory

All Families:   All Genera:   All Species:

elongate, plump, short fins
dark above, yellow below; scales- blue spots
D base: small ocellus entirely on fin
Juv: blue above, yellow below, head - blue lines, small ocellus on D

Stegastes leucostictus (Muller & Troschel, 1848)


Body relatively elongate, plump, compressed; snout bluntly pointed; 1 pair of nostrils; margin of preopercle serrated; margin of bone under eye serrated, without notch between it and the bone before it; mouth small, protrusible, opens at front; teeth in single row, long and close-set incisors; 7-9 lower gill rakers; a single continuous dorsal fin, XII, 13-16; anal fin II, 12-14; dorsal and anal fins short, not reaching base of tail fin; pectoral rays 17-19; no projecting short spines at upper and lower base of tail fin; caudal fin bluntly forked, lobes bluntly rounded; scales are moderately large and rough; body scaled, head largely scaled (snout scaled to nostrils), as are the basal parts of the median fins; lateral line incomplete, ends under end of dorsal fin base; lateral-line scales 18-20.

Adult variable and with intergrading patterns: 1. Entire head, body and fins may be grey-brown, with yellowish spots on scales of the upper back, small blue spots evenly distributed over most of the head (where they form lines along snout and through eye) and body; 3 spotted blue lines along the base, center and edge of dorsal fin; edge of anal fin blue, sometimes a small black & blue ocellus on middle of last few spines of dorsal fin, that ocellus not extending onto body. 2. Snout, nape, upper back under spiny dorsal and spiny dorsal blackish grey; remainder of head, body and dorsal fin, and all other fins bright yellow; blue marks as in pattern 1. Juvenile: bright yellow, upper head and back dark grey to blue;  blue lines on snout and through eye extend onto upper back; a  black ocellus on base of last few spines of dorsal fin, that does not extend onto the upper body.

Size: reaches 12 cm.

Shallow backreef habitats.

Depth: 0.5-15 m.

Bermuda to the S Caribbean.

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  • Marine
  • Brackish
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Reef and soft bottom
  • Corals
  • Submerged vegetation
  • Reef (rock/coral/oyster)
  • Estuary
  • Reef associated (reef + edges-water column & soft bottom)
  • Sea anemones
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Rocks
FishBase Habitat
  • Reef Associated
Feeding Group
  • Omnivore
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic gastropods/bivalves
  • Data
  • Benthic microalgae
  • Mobile benthic worms
Egg Type
  • Pelagic larva
  • No pelagic phase
  • Data
  • Benthic
Global Endemism
  • All species.
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • GC endemic
  • Continent + Island (s)
  • Island (s)
  • All species..
  • Continent
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Tropical (10-23N, Nicaragua / Cuba)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 12
Depth Range Min
  • 0
Depth Range Max
  • 15