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Madagascar coastal cichlid (Paretroplus polyactis) — Cichlidae

Madagascar coastal cichlid

Paretroplus polyactis
Family: Cichlidae
VU · Vulnerable

The Madagascar coastal cichlid (Paretroplus polyactis) is a brackish-water fish of the family Cichlidae that grows up to 18 cm.

Length
18.4 cm
Water
Brackish
Diet
Omnivore
Behaviour
Small groups
Body shape
Flat / disc-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Endemic to eastern Madagascar; lower reaches of rivers, lagoons and estuaries.
Edibility
Rarely eaten

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Description

The Madagascar coastal cichlid is a cichlid endemic to eastern Madagascar. The species grows to about 30 cm and has a deep, laterally compressed, greyish to red-brown body, often with a red tinge on the fins. Unlike most Paretroplus species it tolerates brackish water and occurs in the lower reaches of rivers, lagoons and estuaries on the east coast. As an omnivore it feeds on molluscs, small invertebrates, plant matter and detritus. Cichlids form pairs and guard their eggs. Owing to habitat loss the species is listed as Vulnerable (VU); Madagascan cichlids are an ancient, threatened group. The species is a local food fish and is harmless to humans.

Frequently asked questions

How do you recognise the Madagascar coastal cichlid?

The Madagascar coastal cichlid has a flattened, disc-shaped body, is mainly silver-grey and shows a plain pattern. Unlike most Paretroplus it tolerates brackish water; member of the ancient Madagascar cichlid group.

Where does the Madagascar coastal cichlid live?

The Madagascar coastal cichlid lives in brackish water and is mostly found around sand or mud bottom. Endemic to eastern Madagascar; lower reaches of rivers, lagoons and estuaries.

How big does the Madagascar coastal cichlid get?

The Madagascar coastal cichlid grows to a maximum of about 18 cm.

Is the Madagascar coastal cichlid dangerous to humans?

No, the Madagascar coastal cichlid is harmless to humans. None required: this species is harmless to humans.

Is the Madagascar coastal cichlid edible?

The Madagascar coastal cichlid is rarely eaten.

More photos

Madagascar coastal cichlid (Paretroplus polyactis) — Cichlidae — 2
Wikimedia Commons — Saunders, Aleksei (CC BY 3.0)
Madagascar coastal cichlid (Paretroplus polyactis) — Cichlidae — 3
iNaturalist ((c) mariusandriamorasata, some rights reserved (CC BY-NC))
Madagascar coastal cichlid (Paretroplus polyactis) — Cichlidae — 4
Wikimedia Commons — GrandidierMadagascarFishes_0111.jpg: text: Alfred Grandidier (1836-1921) artists: various (Jobin) derivative work: Haplochromis (talk) (Public domain)
Fin

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All data

Identification

English name
Madagascar coastal cichlid sourced
Scientific name
Paretroplus polyactis
Family
Cichlidae
Other names
Eastern Madagascar cichlid sourced

Appearance

Size class
Medium verified
Max length (cm)
18.4 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Silver / grey inferred
Pattern
Plain inferred
Tail shape
Straight inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Brackish sourced
Substrate
Sand / mud bottom sourced
Natural range
Endemic to eastern Madagascar; lower reaches of rivers, lagoons and estuaries. inferred
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Molluscs, small invertebrates, plant material and detritus sourced
Social behaviour
Small groups inferred
Territorial
Yes inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Unlike most Paretroplus it tolerates brackish water; member of the ancient Madagascar cichlid group. sourced

For anglers

Edibility
Rarely 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
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Paretroplus

More from the family Cichlidae

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