Coris batuensis

Variegated Wrasse | Batu Coris | Batu Rainbow-wrasse | Dapple Coris | Pallid Wrasse | Schroeder's Coris | Schroeder's Rainbow Wrasse
Coris batuensis
Coris batuensis, QLD, Australia, Photo: Rick Stuart-Smith
Coris batuensis
Coris batuensis, juvenile, NSW, Australia, Photo: Ian Shaw
Coris batuensis
Coris batuensis, adult, Bali, Indonesia, Photo: Ian Shaw
Coris batuensis
Coris batuensis, Raja Ampat, Indonesia, Photo: Andrew Green
Coris batuensis
Coris batuensis, juvenile, Great Barrier Reef, Cairns, Qld, Photo: Andrew Green
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Coris batuensis
Coris batuensis
Coris batuensis
Coris batuensis
Coris batuensis

Distribution

Temperate Australasia, Tropical Indo-Pacific


Description

Sandy coloured wrasse with small brown spots over body and brown and white bars on back which fade with age, three ocelli on dorsal fin, the front and rear ocelli shrinking and disappearing with age, and faint pink markings on face. Found over sand near reefs.


Information

Max Size: 17 cm

Sea Temperature Range: 20.2-31.2°C

Depth: 2-30 m

Habitat Generalization Index: 14.09

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: Least Concern

Occurrence: Common (21.9% 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: Several (9 per transect)

Abundance is calculated as the average number of individuals recorded per RLS transect, where present.


Edit by: Joe Shields