Pseudanthias evansi, Maldives, Photo: Rick Stuart-Smith
Pseudanthias evansi, Maldives, Photo: Rick Stuart-Smith
Distribution
Tropical Indo-Pacific
Description
Both male and female with purple body and yellow back, dorsal fin and tail. Indistinct yellow stripe from snout through eye, to pectoral fin and fine yellow spots on body. Differs from similar P. tuka (Purple Queen) female by yellow dorsal fin and from male by yellow tail. An Indian Ocean species, in Australia only found at Christmas Island. Occurs in large groups on outer reef slopes. Length to 12cm.
Information
Max Size: 12 cm
Sea Temperature Range: 25.9-30.8°C
Depth: 4-40m
Habitat: Coral Reef
Habitat Generalisation Index: 0.4
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: Habitat degradation
IUCN Threat Status: Not Evaluated
Occurrence: Common (33% 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 (584 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
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