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Redbelly tilapia (Coptodon zillii) — Cichlidae

Redbelly tilapia

Coptodon zillii
Family: Cichlidae
LC · Least Concern
NativeIntroduced

The Redbelly tilapia (Coptodon zillii) is a brackish-water fish of the family Cichlidae that grows up to 40 cm.

Length
40 cm
Water
Brackish
Depth
1.0–7.0 m
Diet
Herbivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Algae or seagrass meadow
Danger
Harmless
Range
Fresh and brackish water of Africa and the Near East, in lakes, rivers, swamps and lagoons; tolerates brackish water and is widely introduced elsewhere.
Edibility
Highly prized

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Description

The redbelly tilapia is a robust cichlid of the family Cichlidae reaching about 40 cm. The deep body bears dark cross-bands and, in breeding fish, a striking red breast and belly. Unlike many tilapias it is not a mouthbrooder but a substrate brooder: the pair cleans a nest and both parents guard the eggs and young together. It is mainly a plant-eater, feeding on water plants, algae and detritus. The species comes from the fresh and brackish water of Africa and the Near East and tolerates brackish water. Because of its plant diet it is stocked worldwide for fish farming and weed control, where it can become locally invasive.

Frequently asked questions

How do you recognise the Redbelly tilapia?

The Redbelly tilapia has a torpedo-shaped body, is mainly green and shows a vertical stripes pattern. Sturdy cichlid with dark vertical bars and a red breast and belly in the spawning season; a plant-eater that guards the eggs as a parental pair.

Where does the Redbelly tilapia live?

The Redbelly tilapia lives in brackish water and is mostly found around algae or seagrass beds. Fresh and brackish water of Africa and the Near East, in lakes, rivers, swamps and lagoons; tolerates brackish water and is widely introduced elsewhere.

How big does the Redbelly tilapia get?

The Redbelly tilapia grows to a maximum of about 40 cm. On average the species is around 30 cm.

Is the Redbelly tilapia dangerous to humans?

No, the Redbelly tilapia is harmless to humans. None required: this species is harmless to humans.

Is the Redbelly tilapia edible?

Yes, the Redbelly tilapia is a highly prized food fish.

More photos

Redbelly tilapia (Coptodon zillii) — Cichlidae — 2
iNaturalist ((c) H.T.Cheng, some rights reserved (CC BY-NC))
Redbelly tilapia (Coptodon zillii) — Cichlidae — 3
iNaturalist ((c) TK, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Redbelly tilapia verified
Scientific name
Coptodon zillii
Family
Cichlidae
Other names
Mango fish; Redbelly tilapia; Zill's tilapia; Cichlid; Tilapia; Zille's cichlid; Zille's redbreast tilapia verified

Appearance

Size class
Medium verified
Max length (cm)
40.0 verified
Average length (cm)
30.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Green sourced
Pattern
Vertical bars sourced
Tail shape
Straight inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No verified
Dorsal fins
One continuous sourced
Dorsal spines
Yes verified

Habitat & distribution

Water type
Brackish verified
Substrate
Algae or seagrass meadow verified
Min depth (m)
1.0 verified
Max depth (m)
7.0 verified
Natural range
Fresh and brackish water of Africa and the Near East, in lakes, rivers, swamps and lagoons; tolerates brackish water and is widely introduced elsewhere. verified
Origin
Native verified

Behaviour & biology

Diet
Herbivore verified
Diet (detail)
Aquatic plants, algae and detritus, with some small invertebrates sourced
Social behaviour
Small groups verified
Territorial
Yes verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
Yes verified
levensduur_max_jaar
7.0 verified
Seasonality
Spawns on a cleaned nest; both parents guard the eggs and juveniles (substrate brooder, not a mouthbrooder). sourced
Special features
Sturdy cichlid with dark vertical bars and a red breast and belly in the spawning season; a plant-eater that guards the eggs as a parental pair. sourced

For anglers

Edibility
Highly prized verified
Fishing method
Fishing with natural bait (fish, shrimp, worm) or lures close to reef and rock structures. 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 Coptodon

More from the family Cichlidae

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