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Lutke's halfbeak (Hemiramphus lutkei) — Hemiramphidae

Lutke's halfbeak

Hemiramphus lutkei
Family: Hemiramphidae

The Lutke's halfbeak (Hemiramphus lutkei) is a brackish-water fish of the family Hemiramphidae that grows up to 40 cm.

Length
40 cm
Water
Brackish
Depth
0.0–? m
Behaviour
Schooling
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Open water
Danger
Harmless
Range
Asia: Brunei Darsm, Taiwan/Ch Taipei, Cook Is., Guam, India, Indonesia and others
Edibility
Commonly eaten

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Description

The Lutke's halfbeak is a halfbeak (Hemiramphidae) from the open surface water of the Indo-West Pacific. The species grows to about 30 cm and has a slender, silvery, torpedo-shaped body with a strongly extended lower jaw forming a needle-like beak, while the upper jaw stays short. As a schooling surface fish it swims just below the waterline and snaps at drifting seagrass, small zooplankton and insects. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Lutke's halfbeak?

The Lutke's halfbeak has an elongate, eel-like body and is mainly silver-grey.

Where does the Lutke's halfbeak live?

The Lutke's halfbeak lives in brackish water and is mostly found around open water. Asia: Brunei Darsm, Taiwan/Ch Taipei, Cook Is., Guam, India, Indonesia and others

How big does the Lutke's halfbeak get?

The Lutke's halfbeak grows to a maximum of about 40 cm. On average the species is around 25 cm.

Is the Lutke's halfbeak dangerous to humans?

No, the Lutke's halfbeak is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Lutke's halfbeak edible?

Yes, the Lutke's halfbeak is commonly eaten.

More photos

Lutke's halfbeak (Hemiramphus lutkei) — Hemiramphidae — 2
iNaturalist ((c) renjus box, some rights reserved (CC BY))
Lutke's halfbeak (Hemiramphus lutkei) — Hemiramphidae — 3
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Lutke's halfbeak (Hemiramphus lutkei) — Hemiramphidae — 4
iNaturalist ((c) Wich’yanan (Jay) Limparungpatthanakij, some rights reserved (CC BY-NC))
Lutke's halfbeak (Hemiramphus lutkei) — Hemiramphidae — 5
iNaturalist ((c) Olivia Bañez, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Lutke's halfbeak sourced
Scientific name
Hemiramphus lutkei
Family
Hemiramphidae
Other names
Lutke's halfbeak; Lutke's half-beak; Lutkei halfbeak verified

Appearance

Size class
Medium verified
Max length (cm)
40.0 verified
Average length (cm)
25.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred
Mouth position
Superior (upward) sourced

Habitat & distribution

Water type
Brackish sourced
Substrate
Open water sourced
Min depth (m)
0.0 verified
Natural range
Asia: Brunei Darsm, Taiwan/Ch Taipei, Cook Is., Guam, India, Indonesia and others sourced
Origin
Native inferred

Behaviour & biology

Social behaviour
Schooling sourced
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Edibility
Commonly eaten inferred
Fishing method
Can be caught with natural bait or lures, matched to the size and habitat of the species. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Hemiramphus

More from the family Hemiramphidae

Fin

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