Pteragogus enneacanthus
Cockerel Wrasse | Cockatiel-fish | Redstriped Wrasse
Similar Species
Distribution
Tropical Indo-Pacific
Description
Small cryptic wrasse with a high, mottled body, 8-10 fine white stripes often present on sides, the second upper-most of which with small dark spots along it, an ocellus on gill cover surrounded by a yellow/green ring which becomes oblong with age, and a series of fine blue lines below eye. Distinguished from P. cryptus (Cryptic Wrasse) by dorsal spine (9) and ray (11) counts - photo often necessary for field identification.
Information
Max Size: 15 cm
Sea Temperature Range: 16.2-31°C
Depth: 2-64m
Habitat Generalization Index: 2.12
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: Least Concern
Occurrence: Infrequent (2.6% 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: RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland