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Lake Mweru sprat (Microthrissa moeruensis) — Clupeidae

Lake Mweru sprat

Microthrissa moeruensis
Family: Clupeidae
VU · Vulnerable

The Lake Mweru sprat (Microthrissa moeruensis) is a freshwater fish of the family Clupeidae that grows up to 4 cm.

Length
4.1 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Schooling
Body shape
Torpedo-shaped
Substrate
Open water
Danger
Harmless
Range
Central Africa; Lake Mweru and possibly inflowing streams.
Edibility
Rarely eaten

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Description

The Mweru sprat is a tiny freshwater herring of the family Clupeidae from Central Africa. The species grows to only about 4 cm and has a slender, silvery body, typical of herrings. It is a lacustrine species from Lake Mweru, perhaps also from small inflowing streams and rivers. It forms schools in open water and feeds on zooplankton. As an abundant prey fish it is an important link in the lake's food web. Owing to a restricted range and threats to its habitat the species is listed as Vulnerable (VU). It is harmless to humans.

Frequently asked questions

How do you recognise the Lake Mweru sprat?

The Lake Mweru sprat has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern. Tiny freshwater herring of Lake Mweru; vulnerable plankton-eating schooling fish.

Where does the Lake Mweru sprat live?

The Lake Mweru sprat lives in fresh water and is mostly found around open water. Central Africa; Lake Mweru and possibly inflowing streams.

How big does the Lake Mweru sprat get?

The Lake Mweru sprat grows to a maximum of about 4 cm.

Is the Lake Mweru sprat dangerous to humans?

No, the Lake Mweru sprat is harmless to humans. None required: this species is harmless to humans.

Is the Lake Mweru sprat edible?

The Lake Mweru sprat is rarely eaten.

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All data

Identification

English name
Lake Mweru sprat verified
Scientific name
Microthrissa moeruensis
Family
Clupeidae

Appearance

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

Habitat & distribution

Water type
Freshwater sourced
Substrate
Open water sourced
Natural range
Central Africa; Lake Mweru and possibly inflowing streams. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Zooplankton sourced
Social behaviour
Schooling inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Tiny freshwater herring of Lake Mweru; vulnerable plankton-eating schooling fish. sourced

For anglers

Edibility
Rarely eaten sourced
Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. 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 Microthrissa

More from the family Clupeidae

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