Adults are commonly found in intertidal pools . Eggs are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites . Larvae are planktonic which occur primarily in shallow, nearshore waters .
Dorsal spines (total): 15 - 16; Dorsal soft rays (total): 8 - 10; Anal spines: 1; Anal soft rays: 16 - 17. Hourglass-like mark across caudal peduncle .: elongated.
Behavioural data for Hourglass triplefin is currently being reviewed.
Diet information for Hourglass triplefin is currently being compiled.
Reproduction data for Hourglass triplefin is currently being compiled.
Marine; reef-associated; depth range 0 - 12 m . Tropical Central Indian Ocean to Central Pacific.
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