Home · Cichlidae · Happy
Happy (Corematodus shiranus) — Cichlidae

Happy

Corematodus shiranus
Family: Cichlidae
LC · Least Concern

The Happy (Corematodus shiranus) is a freshwater fish of the family Cichlidae that grows up to 27 cm.

Length
27 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Mixed bottom
Danger
Harmless
Range
Lake Malawi (endemic)
Edibility
Not eaten

Want the complete picture on the Happy?

Get the app

Description

The Shire scale-eater is a remarkable cichlid endemic to Lake Malawi and the Shire River in East Africa. The species grows to about 27 cm and has an elongate, silver-grey body. Remarkable is its diet: it is a scale eater that swims along with schools of larger cichlids and uses specialised teeth to rasp scales off their flanks and eat them. It is itself a mouthbrooder. The fish is harmless to humans. The IUCN assesses the species as Least Concern (LC).

Frequently asked questions

How do you recognise the Happy?

The Happy has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern. Scale-eater that rasps scales off larger cichlids; mouthbrooder

Where does the Happy live?

The Happy lives in fresh water and is mostly found around mixed bottom. Lake Malawi (endemic)

How big does the Happy get?

The Happy grows to a maximum of about 27 cm.

Is the Happy dangerous to humans?

No, the Happy is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Happy edible?

The Happy is not usually eaten.

Fin

Want the complete picture on the Happy?

Point your camera at the fish and Fin names the species in seconds. Free, and the Happy is one of 12,519 species in the app.

Get the app →

All data

Identification

English name
Happy verified
Scientific name
Corematodus shiranus
Family
Cichlidae

Appearance

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

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Lake Malawi (endemic) verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Scales of other cichlids inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Diurnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes sourced
Seasonality
Scale-eating lake cichlid; present year-round. sourced
Special features
Scale-eater that rasps scales off larger cichlids; mouthbrooder sourced

For anglers

Edibility
Not 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
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

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

Same genus Corematodus

More from the family Cichlidae

Fin

Want the complete picture on the Happy?

Point your camera at the fish and Fin names the species in seconds. Free, and the Happy is one of 12,519 species in the app.

Get the app →
Is this the Happy? Get the app