Pervagor alternans, Adult, NSW, Australia. Photo: Ian Shaw
Pervagor alternans, NSW, Australia. Photo: Rick Stuart-Smith
Pervagor alternans, NSW, Australia. Photo: Tom Davis
Temperate Australasia, Tropical Indo-Pacific
Orange eye distinguishes it from P. janthinosoma (gillblotch leatherjacket) and Pervagor aspricaudus (not shown). Slowly retreats into reef crevices when approached.
Max Size: 16 cm
Habitat: Coral Reef, Rocky Reef
IUCN Threat Status: Not Evaluated
Occurrence: Frequent (12% 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: extract from RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland