Hyporhamphus acutus, Pacific halfbeak

Hyporhamphus acutus (Günther, 1872)

Pacific halfbeak
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Hyporhamphus acutus   AquaMaps   Data sources: GBIF OBIS
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Image of Hyporhamphus acutus (Pacific halfbeak)
Hyporhamphus acutus
Picture by Randall, J.E.

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Beloniformes (Needle fishes) > Hemiramphidae (Halfbeaks)
Etymology: Hyporhamphus: Greek, hypo = under + Greek, rhamphos = beak, bill (Ref. 45335).
More on author: Günther.

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; reef-associated; depth range 0 - ? m. Tropical; 16°N - 28°S

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Pacific Ocean: confined around oceanic islands, ranging from the Marshalls, Gilberts, and Tonga to the Marquesan and Easter islands (Ref. 1602).

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL male/unsexed; (Ref. 54980)

Short description Identification keys | Morphology | Morphometrics

Dorsal soft rays (total): 15; Anal soft rays: 17 - 18.
Body shape (shape guide): elongated.

Biology     Glossary (e.g. epibenthic)

Occurs in schools at the surface of lagoon and seaward reefs (Ref. 9710).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator : Collette, Bruce B. | Collaborators

Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)

IUCN Red List Status (Ref. 130435: Version 2025-2)

Not Evaluated 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Fisheries: of no interest
FAO - Publication: search | FishSource | Sea Around Us

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Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search |