thumb|Hemiramphus sp. from Mangaluru, Karnataka, India
Hemiramphus is a genus of schooling marine fish commonly called halfbeaks, garfish, or ballyhoos, and are members of the family Hemiramphidae. They inhabit the surface of warm temperate and tropical sea, and feed on algae, plankton, and smaller fish. Hemiramphus species are edible but are more important as food fish for larger predatory species including dolphinfish and billfish.
Species
There are currently 11 recognized species in this genus:
{| class="wikitable"
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!Species
!Common name
!Image
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|Hemiramphus archipelagicus
<small>Collette & Parin, 1978</small>
|Jumping halfbeak
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|Hemiramphus balao
<small>Lesueur, 1821</small>
|Balao halfbeak
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|-
|Hemiramphus bermudensis
<small>Collette, 1962</small>
|Bermuda halfbeak
|
|-
|Hemiramphus brasiliensis
<small>(Linnaeus, 1758)</small>
|Ballyhoo halfbeak
|frameless
|-
|Hemiramphus convexus
<small>M. C. W. Weber & de Beaufort, 1922</small>
|
|
|-
|Hemiramphus depauperatus
<small>Lay & E. T. Bennett, 1839</small>
|Tropical halfbeak
|
|-
|Hemiramphus far
<small>(Forsskål, 1775)</small>
|Blackbarred halfbeak
|frameless
|-
|Hemiramphus lutkei
<small>Valenciennes, 1847</small>
|Lutke's halfbeak
|
|-
|Hemiramphus marginatus
<small>(Forsskål, 1775)</small>
|Yellowtip halfbeak
|
|-
|Hemiramphus robustus
<small>Günther, 1866</small>
|Three-by-two garfish
|
|-
|Hemiramphus saltator
<small>C. H. Gilbert & Starks, 1904</small>
|Longfin halfbeak
|frameless
|}