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Redside barb (Enteromius radiatus) — Cyprinidae

Redside barb

Enteromius radiatus
Family: Cyprinidae
LC · Least Concern

The Redside barb (Enteromius radiatus) is a freshwater fish of the family Cyprinidae that grows up to 12 cm.

Length
12 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Schooling
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Algae or seagrass meadow
Danger
Harmless
Range
Fresh water of eastern and central Africa, in streams, rivers, swamps and floodplains.
Edibility
Rarely eaten

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Description

The redside barb is a small, silvery African barb of the family Cyprinidae reaching about 12 cm. The slender body bears several dark spots; in the male the flank turns reddish in the breeding season. Two pairs of barbels sit around the mouth. The species lives in schools in streams, rivers, swamps and floodplains of eastern and central Africa. As an omnivore it eats insects, zooplankton, algae and detritus, taken in the water column and from the bottom. In the rainy season it spawns on flooded margins. Through its great numbers it is an important prey fish for larger species and waterbirds and occasionally appears in the aquarium hobby.

Frequently asked questions

How do you recognise the Redside barb?

The Redside barb has a torpedo-shaped body, is mainly silver-grey and shows a spots pattern. Small, silvery African barb with a few dark blotches and, in the male, a reddish flank in the spawning season.

Where does the Redside barb live?

The Redside barb lives in fresh water and is mostly found around algae or seagrass beds. Fresh water of eastern and central Africa, in streams, rivers, swamps and floodplains.

How big does the Redside barb get?

The Redside barb grows to a maximum of about 12 cm.

Is the Redside barb dangerous to humans?

No, the Redside barb is harmless to humans. None required: this species is harmless to humans.

Is the Redside barb edible?

The Redside barb is rarely eaten.

More photos

Redside barb (Enteromius radiatus) — Cyprinidae — 2
iNaturalist (no rights reserved)
Redside barb (Enteromius radiatus) — Cyprinidae — 3
SAIAB (CC BY 4.0) via GBIF — SAIAB
Redside barb (Enteromius radiatus) — Cyprinidae — 4
iNaturalist ((c) Grant Reed, some rights reserved (CC BY-NC))
Redside barb (Enteromius radiatus) — Cyprinidae — 5
iNaturalist ((c) jderasmus, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Redside barb verified
Scientific name
Enteromius radiatus
Family
Cyprinidae
Other names
Beira barb; Redeye barb verified

Appearance

Size class
Small verified
Max length (cm)
12.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Pattern
Spots sourced
Tail shape
Forked inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
Yes verified
Dorsal fins
One continuous sourced
Dorsal spines
No verified

Habitat & distribution

Water type
Freshwater verified
Substrate
Algae or seagrass meadow verified
Natural range
Fresh water of eastern and central Africa, in streams, rivers, swamps and floodplains. verified
Origin
Native verified

Behaviour & biology

Diet
Omnivore verified
Diet (detail)
Insects, zooplankton, algae and detritus sourced
Social behaviour
Schooling verified
Territorial
No verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
Yes verified
Seasonality
Spawns in the rainy season on flooded banks; eggs and larvae drift in open water. sourced
Special features
Small, silvery African barb with a few dark blotches and, in the male, a reddish flank in the spawning season. sourced

For anglers

Edibility
Rarely eaten verified
Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Enteromius

More from the family Cyprinidae

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