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Moontail hap (Otopharynx selenurus) — Cichlidae

Moontail hap

Otopharynx selenurus
Family: Cichlidae

The Moontail hap (Otopharynx selenurus) is a freshwater fish of the family Cichlidae that grows up to 18 cm.

Length
17.5 cm
Water
Freshwater
Depth
3.0–20.0 m
Diet
Carnivore
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Africa: Malawi, Mozambique, Tanzania
Edibility
Commonly eaten

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Description

The moontail hap is a cichlid endemic to Lake Malawi and adjacent waters in East Africa. The species grows to about 18 cm and has an elongate, silvery body with a few dark blotches; dominant males turn blue-yellow. As a bottom-oriented fish it hovers above sandy and rocky bottoms and detects small invertebrates. It is a mouthbrooder. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Moontail hap?

The Moontail hap has an elongate, eel-like body, is mainly silver-grey and shows a spots pattern.

Where does the Moontail hap live?

The Moontail hap lives in fresh water and is mostly found around sand or mud bottom. Africa: Malawi, Mozambique, Tanzania

How big does the Moontail hap get?

The Moontail hap grows to a maximum of about 18 cm.

Is the Moontail hap dangerous to humans?

No, the Moontail hap 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 Moontail hap edible?

Yes, the Moontail hap is commonly eaten.

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All data

Identification

English name
Moontail hap sourced
Scientific name
Otopharynx selenurus
Family
Cichlidae

Appearance

Size class
Medium verified
Max length (cm)
17.5 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey sourced
Pattern
Spots sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
3.0 verified
Max depth (m)
20.0 verified
Natural range
Africa: Malawi, Mozambique, Tanzania sourced
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Diet (detail)
Small fishes, crustaceans and invertebrates inferred
Territorial
Yes inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
Yes inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Edibility
Commonly eaten inferred
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 verified
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 Otopharynx

More from the family Cichlidae

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