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Giant tigerfish (Hydrocynus goliath) — Alestidae

Giant tigerfish

Hydrocynus goliath
Family: Alestidae
LC · Least Concern

The Giant tigerfish (Hydrocynus goliath) is a freshwater fish of the family Alestidae that grows up to 133 cm.

Length
133 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Open water
Danger
Harmless
Range
Central Africa, in large rivers and lakes of the Congo basin.
Edibility
Commonly eaten

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Description

The giant tigerfish is one of the world's largest freshwater predatory fishes and belongs to the African characins (family Alestidae). The species can grow to about 1.3 m and has a streamlined, silvery body with enormous, dagger-like teeth that interlock in the jaws. It inhabits large rivers and lakes of the Congo basin and is a fast, powerful hunter that preys almost exclusively on other fishes. Because of its size and powerful teeth it can inflict serious bite wounds when handled. It is a prized commercial and sport fish.

Frequently asked questions

How do you recognise the Giant tigerfish?

The Giant tigerfish has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern. One of the largest freshwater predators, with enormous dagger-shaped teeth; notorious as a powerful hunter.

Where does the Giant tigerfish live?

The Giant tigerfish lives in fresh water and is mostly found around open water. Central Africa, in large rivers and lakes of the Congo basin.

How big does the Giant tigerfish get?

The Giant tigerfish grows to a maximum of about 133 cm.

Is the Giant tigerfish dangerous to humans?

No, the Giant tigerfish is harmless to humans. For a bite: clean and disinfect the wound thoroughly, stop the bleeding, and see a doctor for a deep or infected wound.

Is the Giant tigerfish edible?

Yes, the Giant tigerfish is commonly eaten.

More photos

Giant tigerfish (Hydrocynus goliath) — Alestidae — 2
iNaturalist ((c) Gwili Gibbon, some rights reserved (CC BY-NC))
Giant tigerfish (Hydrocynus goliath) — Alestidae — 3
iNaturalist ((c) 116916927065934112165, some rights reserved (CC BY))
Giant tigerfish (Hydrocynus goliath) — Alestidae — 4
Wikimedia Commons — Sablegsd (CC BY-SA 3.0)
Giant tigerfish (Hydrocynus goliath) — Alestidae — 5
Wikimedia Commons — Sablegsd (CC BY-SA 3.0)
Fin

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All data

Identification

English name
Giant tigerfish verified
Scientific name
Hydrocynus goliath
Family
Alestidae

Appearance

Size class
Extra large verified
Max length (cm)
133.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey inferred
Pattern
Plain inferred
Tail shape
Forked inferred
Mouth position
Terminal inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
Two separate inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Open water sourced
Natural range
Central Africa, in large rivers and lakes of the Congo basin. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Almost exclusively other fishes sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
One of the largest freshwater predators, with enormous dagger-shaped teeth; notorious as a powerful hunter. sourced

For anglers

Edibility
Commonly eaten sourced
Fishing method
Trolling or casting with large lures or a dead baitfish; a sought-after, powerful sport fish. sourced
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
For a bite: clean and disinfect the wound thoroughly, stop the bleeding, and see a doctor for a deep or infected wound. sourced

Status & sources

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

Same genus Hydrocynus

More from the family Alestidae

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