Suezichthys devisi

Gracilis wrasse | Australian Rainbow Wrasse | Australian Slender Wrasse | De Vis' Rainbow-fish
Suezichthys devisi
Suezichthys devisi, juvenile, NSW, Australia, Photo: Ian Shaw
Suezichthys devisi
Suezichthys devisi, male, NSW, Australia, Photo: Tom Davis
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Suezichthys devisi
Suezichthys devisi


Temperate Australasia, Tropical Indo-Pacific


Pale body with stripe from snout through eye to upper tail base. Stripe on males diffuse green/blue and tail with translucent rear edge and yellow flag marking. Stripe on females and juveniles brown and ends in a black spot on tail base. Often referred to as S. gracilis, which only occurs in SE Asia. Endemic to eastern Australia.


Max Size: 14 cm

Sea Temperature Range: 16.2-28.6°C

Depth: 5-30m

Habitat Generalization Index: N/A

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: Frequent (10.3% 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: Few (2 per transect)

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

Edit by: RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland