Chromodoris westraliensis

Chromodorididae
Western Australian Chromodorid, West Australian nudibranch
  • Chromodoris westraliensis, Perth, WA, Photo: Tom Davis
    Chromodoris westraliensis, Perth, WA, Photo: Tom Davis
  • Chromodoris westraliensis, Perth, WA, Photo: Tom Davis
    Chromodoris westraliensis, Perth, WA, Photo: Tom Davis
  • Chromodoris westraliensis, Rottnest Is, WA, Photo: Andrew Green
    Chromodoris westraliensis, Rottnest Is, WA, Photo: Andrew Green
Distribution
Localised, Temperate Australasia
Description
The colour pattern varies little throughout the species’ range and is immediately recognisable because of two pale blue patches prominent on the back, red gills and rhinophores, and yellow and black stripes along the margin. Very common on reeds just below low-tide level.  
Information
  • Max Size: 6 cm
  • Sea Temperature Range: 17.1-23.6°C
  • Depth: 0-18m
  • Habitat: Rocky Reef
Rarity
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Common (35% 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: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney
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