Overall colour can vary but usually yellow-brown, sometimes with distinct divide between a coloured back over a silver underside. Black spot at pectoral fin base, white spot below rear dorsal fin, and black tail fin margins.
Information
Max Size: 10 cm
Sea Temperature Range: 18.0-31.3°C
Depth: 3-72m
Habitat: Coral Reef, Rocky Reef
Habitat Generalisation Index: 0.8
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
Rarity
IUCN Threat Status: Not Evaluated
Occurrence: Infrequent (3% 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: Large aggregations (120 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Chromis fumea, Adult. Photo: Rick Stuart-Smith
