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Yseux's robber (Bryconaethiops yseuxi) — Alestidae

Yseux's robber

Bryconaethiops yseuxi
Family: Alestidae

The Yseux's robber (Bryconaethiops yseuxi) is a freshwater fish of the family Alestidae that grows up to 7 cm.

Length
7.2 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Large groups
Body shape
Torpedo-shaped
Substrate
Open water
Danger
Harmless
Edibility
Rarely eaten

Description

Yseux's robber is an African tetra (Alestidae) from the Congo basin in Central Africa. The species has a slender, laterally compressed, silvery body with a metallic sheen; males can develop elongated fin rays. It lives in schools in rivers and streams. As an omnivore it feeds on insects, small zooplankton, seeds and plant matter. It is a small prey fish. The species is harmless to humans.

Frequently asked questions

How do you recognise the Yseux's robber?

The Yseux's robber has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern.

Where does the Yseux's robber live?

The Yseux's robber lives in fresh water and is mostly found around open water.

How big does the Yseux's robber get?

The Yseux's robber grows to a maximum of about 7 cm.

Is the Yseux's robber dangerous to humans?

No, the Yseux's robber is harmless to humans.

Is the Yseux's robber edible?

The Yseux's robber is rarely eaten.

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All data

Identification

Dutch name
Yseux' Afrikaanse zalm sourced
English name
Yseux's robber sourced
Scientific name
Bryconaethiops yseuxi
Family
Alestidae

Appearance

Size class
Small verified
Max length (cm)
7.2 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
Two separate inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Open water sourced
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Social behaviour
Large groups inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes inferred

For anglers

Edibility
Rarely eaten sourced
Fishing method
Klein van stuk en nauwelijks een hengelsportdoel; wordt vooral incidenteel of als aasvis gevangen. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced

Status & sources

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

Same genus Bryconaethiops

More from the family Alestidae

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