Berthellina citrina, NSW, Australia, Photo: Tom Davis
Berthellina citrina, Narooma, NSW, Photo: Andrew Green
Berthellina citrina, Port Davey, TAS, Australia, Photo: Ian Shaw
Distribution
Temperate Australasia, Tropical Indo-Pacific
Description
Colour varies from pale to dark orange. Glands across mantle appear as white spots.
Cylindrical shape and uniform colour, which can be either yellow or orange. Two prominent rhinophores, which are fused at their base, project out from under the front of the mantle. The species feeds on sponges.
Information
Max Size: 5 cm
Sea Temperature Range: 12.3-23.9°C
Depth: 0-60m
Habitat: Rocky Reef
Rarity
IUCN Threat Status: Not Evaluated
Occurrence: Rare (1% 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: Solitary (1 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
Copyright to the photographs on this site belongs solely to the credited photographers. Any requests for usage can be directed to the photographer through
[email protected].