Balistoides conspicillum

Clown Triggerfish | Bigspotted Triggerfish
Balistoides conspicillum
Balistoides conspicillum, Photo: Rick Stuart-Smith
Balistoides conspicillum
Balistoides conspicillum, Raja Ampat, Indonesia, Photo: Andrew Green
Balistoides conspicillum
Balistoides conspicillum, NSW, Australia, Photo: Ian Shaw
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Balistoides conspicillum
Balistoides conspicillum
Balistoides conspicillum


Temperate Australasia, Tropical Indo-Pacific


Black body, yellow mouth, yellow scribbles on upper back, rounded white patches covering lower half of body and white stripe below eye. Juveniles black with white spots over body and yellow snout.


Max Size: 50 cm

Sea Temperature Range: 19-31.5°C

Depth: 1-75m

Habitat Generalization Index: 6.77

Also referred to as the SGI (Species Generalisation Index), this describes the habitat niche breadth of the species. Species with values less than 15 are found in a relatively narrow range of reef habitat types (specialists), while those over 25 may be found on most hard substrates within their range (generalists). Learn more here.

Conservation and Rarity

IUCN Status: Not Evaluated

Occurrence: Infrequent (7.7% of sites)

Occurrence describes how often the species is found on surveys within its distribution. It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed

Abundance: Few (2 per transect)

Abundance is calculated as the average number of individuals recorded per RLS transect, where present.

Edit by: Joe Shields