Family : Labridae (Wrasses) , subfamily: Corinae
Order : Perciformes  (perch-likes)
Class : Actinopterygii (ray-finned fishes)
Fishbase Name : Ring wrasse
Fish Name : Hologymnosus annulatus
Max size : 40.0 cm TL (male/unsexed; Ref. 2334)
Environment : reef-associated ; depth range - 30 m
Climate : tropical; 25 - 28°C; 32°N - 28°S
Global Importance : fisheries: minor commercial; aquarium: commercial
Resilience: Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)Distribution : Indo-Pacific: Red Sea and South Africa (Ref. 11228) to the Society and Pitcairn islands, north to southern Japan, south to southeastern Australia and Rapa Island.
Diagnosis : Dorsal spines (total): 9-9; Dorsal soft rays (total): 12-12; Anal spines: 3-3; Anal soft rays: 12-12. Two-color forms: the 'true' species in the Indian Ocean and Red Sea and its sibling in the Pacific regions. Females look almost black; males mainly greenish with blue face, of which Indian form shows a white band central to the body, whilst the Pacific form a pale peduncular area when in nuptial mode (Ref. 48636). Juvenile H. annulatus very closely resemble juvenile Malacanthus latovittatus (Ref.1602). Poorly developed pharyngeal teeth (Ref. 1602).
Biology : Found on coral reefs and rocky substrates to depths of at least 30 m (Ref. 9823). Juveniles generally solitary (Ref. 9710). Feeds primarily on small fishes, also on crustaceans (Ref. 2334)
Threatened : Dangerous:  
Dangerous : harmless
Coordinator : Westneat, Mark
Main Ref : Randall, J.E., G.R. Allen and R.C. Steene. 1990. (Ref. 2334)

India country information
Common Names : വൈട്ടുകദിയന്, വായിട്ടുക്കടിയന്, Dielahikkae, Vayittukadiyan
Status : native
Salinity : marine
Uses : no uses