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Highfin ponyfish (Equulites leuciscus) — Leiognathidae

Highfin ponyfish

Equulites leuciscus
Family: Leiognathidae
LC · Least Concern

The Highfin ponyfish (Equulites leuciscus) is a saltwater fish of the family Leiognathidae that grows up to 25 cm.

Length
25 cm
Water
Saltwater
Depth
5.0–70.0 m
Diet
Carnivore
Behaviour
Schooling
Activity
Nocturnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Indo-West Pacific
Edibility
Commonly eaten

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Description

The whipfin ponyfish is a small slipmouth from the Indo-West Pacific, ranging from East Africa to northern Australia and New Caledonia. It grows to about 25 cm, but is usually around 10 cm, and has a deep, laterally compressed, silvery body with a far-protrusible mouth. Like other ponyfishes it has a light organ with luminous bacteria around the gullet. It lives on mud and sand bottoms of shallow coastal water to about 70 metres depth and feeds at night on small shrimp, other crustaceans and polychaete worms. It is a commercially used fish. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Highfin ponyfish?

The Highfin ponyfish has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern. Far protrusible mouth; light organ with luminous bacteria

Where does the Highfin ponyfish live?

The Highfin ponyfish lives in the sea (marine waters) and is mostly found around sand or mud bottom. Indo-West Pacific

How big does the Highfin ponyfish get?

The Highfin ponyfish grows to a maximum of about 25 cm. On average the species is around 10 cm.

Is the Highfin ponyfish dangerous to humans?

No, the Highfin ponyfish 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 Highfin ponyfish edible?

Yes, the Highfin ponyfish is commonly eaten.

More photos

Highfin ponyfish (Equulites leuciscus) — Leiognathidae — 2
iNaturalist ((c) Bradley Rasmussen, some rights reserved (CC BY-NC))
Highfin ponyfish (Equulites leuciscus) — Leiognathidae — 3
Wikimedia Commons — AnonymousUnknown author (Public domain)
Highfin ponyfish (Equulites leuciscus) — Leiognathidae — 4
iNaturalist ((c) Jordan H, some rights reserved (CC BY-NC))
Highfin ponyfish (Equulites leuciscus) — Leiognathidae — 5
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Fin

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All data

Identification

English name
Highfin ponyfish verified
Scientific name
Equulites leuciscus
Family
Leiognathidae
Other names
Long-spined pony-fish; New Holland pony-fish; Ponyfish; Slipmouth; Whipfin ponyfish verified

Appearance

Size class
Medium verified
Max length (cm)
25.0 verified
Average length (cm)
10.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Pattern
Plain inferred
Tail shape
Forked inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
5.0 verified
Max depth (m)
70.0 verified
Natural range
Indo-West Pacific verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small shrimps, crustaceans and polychaetes inferred
Social behaviour
Schooling sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Schooling fish of coastal bottoms; present year-round. sourced
Special features
Far protrusible mouth; light organ with luminous bacteria sourced

For anglers

Edibility
Commonly eaten sourced
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
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 Equulites

More from the family Leiognathidae

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