Bluetail Unicornfish, Blue Unicornfish, Bluetail Unicornfish
Naso caeruleacauda, Bali, Indonesia, Photo: Ian Shaw
Distribution
Tropical Indo-Pacific
Description
Brown oval-shaped body, blue tail with straight (or near-straight) rear margin, and pointed head profile in front of eye. Often with a white patch on tail base. N. hexacanthus (Sleek Unicornfish) has dark oblique bar on operculum, and N. caesius (Silverblotched Unicornfish) has more rounded head profile in front of eye.
Information
Max Size: 40 cm
Sea Temperature Range: 24.4-30.4°C
Depth: 5-40m
Habitat: Coral Reef
Rarity
IUCN Threat Status: Least Concern
Occurrence: Infrequent (2% 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: Many (86 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
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Naso caeruleacauda, Bali, Indonesia, Photo: Ian Shaw
