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Tiger fish (Hoplias microlepis) — Erythrinidae

Tiger fish

Hoplias microlepis
Family: Erythrinidae
LC · Least Concern

The Tiger fish (Hoplias microlepis) is a freshwater fish of the family Erythrinidae that grows up to 36 cm.

Length
36 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
Northern South America and Central America; rivers, creeks and swamps.
Edibility
Commonly eaten

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Description

The trahira is a predatory fish of the family Erythrinidae from northern South America and Central America. The species has a robust, cylindrical, dark body with fine scales and a large mouth full of sharp teeth. It inhabits rivers, creeks and swamps with little or no current over sand and mud bottoms, at low elevation. As an ambush hunter it preys mainly on fishes, but also other small animals. The sharp teeth can give a nasty bite; otherwise it is not venomous.

Frequently asked questions

How do you recognise the Tiger fish?

The Tiger fish has an elongate, eel-like body, is mainly brown and shows a spots pattern. Cylindrical ambush predator with a large, toothed mouth; inhabits slow-flowing waters.

Where does the Tiger fish live?

The Tiger fish lives in fresh water and is mostly found around mixed bottom. Northern South America and Central America; rivers, creeks and swamps.

How big does the Tiger fish get?

The Tiger fish grows to a maximum of about 36 cm.

Is the Tiger fish dangerous to humans?

No, the Tiger fish is harmless to humans. Not venomous, but the sharp teeth can give a nasty bite; handle a caught specimen with care and keep fingers away from the mouth. Clean any bite wound and seek medical care if it becomes infected.

Is the Tiger fish edible?

Yes, the Tiger fish is commonly eaten.

More photos

Tiger fish (Hoplias microlepis) — Erythrinidae — 2
iNaturalist ((c) Yetsin Vinces Rosillo, some rights reserved (CC BY-NC))
Tiger fish (Hoplias microlepis) — Erythrinidae — 3
iNaturalist ((c) Kai Squires, some rights reserved (CC BY))
Tiger fish (Hoplias microlepis) — Erythrinidae — 4
iNaturalist ((c) John David Curlis, some rights reserved (CC BY-NC))
Tiger fish (Hoplias microlepis) — Erythrinidae — 5
Wikimedia Commons — J. Green del. lith. et imp. (Public domain)
Fin

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All data

Identification

English name
Tiger fish verified
Scientific name
Hoplias microlepis
Family
Erythrinidae

Appearance

Size class
Medium verified
Max length (cm)
36.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown inferred
Pattern
Spots inferred
Tail shape
Rounded inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Northern South America and Central America; rivers, creeks and swamps. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Mainly fishes, also other small animals sourced
Social behaviour
Solitary inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Cylindrical ambush predator with a large, toothed mouth; inhabits slow-flowing waters. 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
Not venomous, but the sharp teeth can give a nasty bite; handle a caught specimen with care and keep fingers away from the mouth. Clean any bite wound and seek medical care if it becomes infected. sourced

Status & sources

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

Same genus Hoplias

More from the family Erythrinidae

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