Halichoeres marginatusDusky wrasse | Speckled Rainbowfish | Splendid Rainbow Wrasse | Two-eyed Wrasse
Temperate Australasia, Tropical Indo-Pacific
Males green-brown with thin dark green stripes along body, bright green band on tail fin base, high body profile and pointed snout. Females and juveniles brown with darker stripes along body, two ocelli on dorsal fin, and translucent band on tail fin base. Small juveniles black with light stripes along body.
Max Size: 18 cm
Sea Temperature Range: 21.4-31.3°C
Habitat Generalization Index: 20.09
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 (22.4% 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 (3 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: Joe Shields