Hyporhamphus acutus (Günther, 1872)
Pacific halfbeak
Hyporhamphus acutus
photo by Randall, J.E.

Family:  Hemiramphidae (Halfbeaks)
Max. size:  30 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range - 0 m
Distribution:  Pacific Ocean: confined around oceanic islands, ranging from the Marshalls, Gilberts, and Tonga to the Marquesan and Easter islands (Ref. 1602).
Diagnosis:  Dorsal soft rays (total): 15-15; Anal soft rays: 17-18
Biology:  Occurs in schools at the surface of lagoon and seaward reefs (Ref. 9710).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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