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Species: Dascyllus trimaculatus, Threespot Dascyllus

All Families:   All Genera:   All Species:

grey + dark scale edges
back - white spot
juv: black + 3 white spots
D edge, C, A & pelvics black



Dascyllus trimaculatus (Ruppell, 1828)

Threespot Dascyllus

Body a deep oval, compressed; upper and lower head profiles convex; snout very short, blunt; bone under eye and preoperculum finely serrated; head scaled except for front of snout; bone under eye scaled; teeth conical; gill rakers 22-26; dorsal fin XII, 14-16; anal fin II, 14-15; pectoral fin 19-21; tail fin bluntly forked, upper and lower edges of fin base with 2-3 short, projecting spiny rays; scales large, 17-19 on lateral line.

Head and body whitish to pale to dark grey; sometimes with an orange cast; scales outlined in black; a white spot on upper mid-side, just above lateral line; dorsal, anal, pelvic and tail fins dark grey to blackish. Juvenile black to dark grey; a white spot on center of nape just behind eye; a large white spot on central mid-side on lateral line.

Reaches 14 cm

On coral reefs, juveniles sometimes with anemones.

Depth range 1-55 m

Indo-central Pacific; introduced to SE Florida.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom + water column
  • Near Bottom
  • Sea anemones
  • Water column
  • Mud
  • Reef and soft bottom
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Data
  • Omnivore
  • Planktivore
  • Data
  • Zooplankton
  • Benthic microalgae
Egg Type
  • Benthic
  • Data
  • Pelagic larva
Global Endemism
  • All species
  • Exotic (Introduced)
  • Greater Caribbean non-endemic
Regional Endemism
  • Continent
  • Continent only
  • Exotic (Introduced)
  • GC non-endemic
  • All species
  • Vagrant
Climate Zone
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
IUCN Red List
  • Listed
  • Vulnerable
  • Not listed
Length Max
  • 14
Depth Range Min
  • 1
Depth Range Max
  • 55