Chromis atripectoralis, Coral Sea, Australia, Photo: Rick Stuart-Smith
Chromis atripectoralis, Naigani Is, Fiji, Photo: Andrew Green
Chromis atripectoralis, Lord Howe Island, Australia, Photo: Ian Shaw
Chromis atripectoralis, WA, Australia, Photo: Rick Stuart-Smith
Distribution
Tropical Indo-Pacific
Description
Distinguished from C. viridis (Blue-green Puller) by light-margined black spot at pectoral fin base, visible when pectoral fin not held close to body. Occurs in large schools that retreat into staghorn coral when approached.
Information
Max Size: 12 cm
Sea Temperature Range: 19.1-31.1°C
Depth: 1-29m
Habitat: Coral Reef
Habitat Generalisation Index: 20.8
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
Threats: Exploitation
IUCN Threat Status: Not Evaluated
Occurrence: Common (31% 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 (104 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
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