Dirona albolineata
White-line dirona
Same Genus
Distribution
Description
Named for the white edging around the pointed cerata, this species will readily shed all cerata when stressed. Body and fleshy processes are translucent white to pink or orange-tinged. The frontal veil is also edged in white, and a white stripe extends along the tail.
Information
Max Size: 18 cm
Sea Temperature Range: 1.8-17.5°C
Depth: N/A
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: Not Evaluated
Occurrence: Common (43.8% 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: Jo Schmid