Slender body with long snout. Adults grey with a black blotch about one third of the way along the body, often surrounded by smaller white blotches, and orange stripe or blotches on side. Juveniles with brown upper body delineated from pale lower body by black stripe. Bright yellow individuals also sometimes sighted. Longer snout than in similarly-shaped Hologymnosus species.

• Max Size: 50 cm
• Sea Temperature Range: 18.5-30.8°C
• Depth: 1-30 m
• Habitat: Coral Reef, Rocky Reef, Seagrass
• Habitat Generalisation Index: 10.9
  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

• IUCN Threat Status: Least Concern
• Occurrence: Infrequent (5% 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.