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Smallmouth tropheops (Tropheops microstoma) — Cichlidae

Smallmouth tropheops

Tropheops microstoma
Family: Cichlidae
LC · Least Concern

The Smallmouth tropheops (Tropheops microstoma) is a freshwater fish of the family Cichlidae that grows up to 10 cm.

Length
9.8 cm
Water
Freshwater
Diet
Herbivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Endemic to Lake Malawi in East Africa, along rocky shores in the shallow rocky zone (the mbuna zone).
Edibility
Not eaten

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Description

The smallmouth tropheops is a colourful rock-dwelling cichlid of the family Cichlidae reaching about 10 cm and endemic to Lake Malawi. The body is often yellow to bluish with faint cross-bars; males are usually more vividly coloured than females. Characteristic is the small, steep mouth, with which the fish efficiently scrapes the algal growth (aufwuchs) off the rocks. The species belongs to the mbuna, the colourful rock cichlids that live along the lake's rocky shores. Males are strongly territorial and defend a patch of rock. Like other mbuna it is a mouthbrooder: the female carries the fertilised eggs and the larvae in her mouth until they are large enough. The species is popular in the aquarium hobby.

Frequently asked questions

How do you recognise the Smallmouth tropheops?

The Smallmouth tropheops has a torpedo-shaped body, is mainly yellow-gold and shows a vertical stripes pattern. Colourful rock cichlid (mbuna) from Lake Malawi with a small, steep mouth with which it scrapes algae off the rocks; mouthbrooder.

Where does the Smallmouth tropheops live?

The Smallmouth tropheops lives in fresh water and is mostly found around stony or rocky ground. Endemic to Lake Malawi in East Africa, along rocky shores in the shallow rocky zone (the mbuna zone).

How big does the Smallmouth tropheops get?

The Smallmouth tropheops grows to a maximum of about 10 cm.

Is the Smallmouth tropheops dangerous to humans?

No, the Smallmouth tropheops is harmless to humans. None required: this species is harmless to humans.

Is the Smallmouth tropheops edible?

The Smallmouth tropheops is not usually eaten.

More photos

Smallmouth tropheops (Tropheops microstoma) — Cichlidae — 2
iNaturalist ((c) markusgmeiner, some rights reserved (CC BY-NC))
Smallmouth tropheops (Tropheops microstoma) — Cichlidae — 3
iNaturalist ((c) markusgmeiner, some rights reserved (CC BY-NC))
Smallmouth tropheops (Tropheops microstoma) — Cichlidae — 4
iNaturalist ((c) markusgmeiner, some rights reserved (CC BY-NC))
Smallmouth tropheops (Tropheops microstoma) — Cichlidae — 5
iNaturalist ((c) markusgmeiner, some rights reserved (CC BY-NC))
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All data

Identification

English name
Smallmouth tropheops inferred
Scientific name
Tropheops microstoma
Family
Cichlidae

Appearance

Size class
Small verified
Max length (cm)
9.8 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Yellow / gold sourced
Pattern
Vertical bars sourced
Tail shape
Straight inferred
Mouth position
Inferior (downward) inferred
Lips
Thick / fleshy inferred
Barbels
No verified
Dorsal fins
One continuous sourced
Dorsal spines
Yes verified

Habitat & distribution

Water type
Freshwater verified
Substrate
Stone or rock verified
Natural range
Endemic to Lake Malawi in East Africa, along rocky shores in the shallow rocky zone (the mbuna zone). verified
Origin
Native verified

Behaviour & biology

Diet
Herbivore verified
Diet (detail)
Algal growth (aufwuchs) that is scraped from the rocks sourced
Social behaviour
Small groups verified
Territorial
Yes verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
Yes verified
Seasonality
Resident rock-dweller; mouthbrooder in which the female carries and protects the eggs and larvae in her mouth. sourced
Special features
Colourful rock cichlid (mbuna) from Lake Malawi with a small, steep mouth with which it scrapes algae off the rocks; mouthbrooder. sourced

For anglers

Edibility
Not eaten verified
Fishing method
Not a target species for angling; at most an incidental catch or usable 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 Tropheops

More from the family Cichlidae

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