Adults inhabit surge zones of exposed reefs , on rock surfaces and under ledges . 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): 19; Dorsal soft rays (total): 9 - 12; Anal spines: 1; Anal soft rays: 18 - 20. : elongated.
Behavioural data for Little hooded triplefin is currently being reviewed.
Diet information for Little hooded triplefin is currently being compiled.
Reproduction data for Little hooded triplefin is currently being compiled.
Marine; reef-associated; depth range 0 - 32 m , usually ? - 10 m . Tropical West Pacific: Sri Lanka, including Cocos-Keeling Islands and Christmas Island, to Thailand then Japan, the Phoenix and Marshall Islands and American Samoa, also Fiji.
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