Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; freshwater; brackish; reef-associated; amphidromous (Ref. 46888); depth range 1 - 15 m (Ref. 90102). Subtropical
Western Pacific: Ryukyu Islands and the Great Barrier Reef.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 1.5 cm SL male/unsexed; (Ref. 43239)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 8 - 9. Characterized by semi-transparent green or pale yellow head and body, lower head and body bright iridescent green; presence of nine reddish to brownish orange internal bars extending dorsally from vertebral column; three indistinct brownish orange bars across peritoneum; 7-8 narrow internal bars ventrally from vertebral column; lower caudal fin base and peduncle sometimes with yellow orange blotch; 2-4 lowermost pectoral rays unbranched and thickened distally; longitudinal scale series 34-51; short and cup-like pelvic fins, fleshy lobes and frenum; opening of gill usually reaching to below rear edge of eye (Ref. 90102).
Body shape (shape guide): elongated.
Found on gorgonians, commensal (Ref. 43239). Exclusively associated with Isis hippuris in 1-15 m (Ref 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Nakabo, T., 2002. Fishes of Japan with pictorial keys to the species, English edition II. Tokai University Press, Japan, pp 867-1749. (Ref. 43239)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
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