Neopomacentrus azysron
Yellowtail Demoiselle | Orange-tail Damselfish | Yellow-tail Damselfish
Distribution
Tropical Indo-Pacific
Description
Dark blue-grey to brown body and yellow tail, similar to N. bankieri (Chinese demoiselle,) but with larger black spot at pectoral fin base and dark earspot. Can occur in huge schools near bommies on channel edges.
Information
Max Size: 8 cm
Sea Temperature Range: 22.1-31.3°C
Depth: 1-12m
Habitat Generalization Index: 17.57
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: Common (31.6% 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 (279 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.