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Trewavas' neolebias (Neolebias trewavasae) — Distichodontidae

Trewavas' neolebias

Neolebias trewavasae
LC · Least Concern

The Trewavas' neolebias (Neolebias trewavasae) is a freshwater fish of the family Distichodontidae that grows up to 4 cm.

Length
4.1 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Schooling
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Algae or seagrass meadow
Danger
Harmless
Range
Fresh water of Central Africa, in the Congo basin, in calm, vegetated creeks and swamps.
Edibility
Not eaten

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Description

Trewavas' neolebias is a very small African characin of the family Distichodontidae reaching only about 4 cm. The body is reddish-brown with a dark stripe along the flank; unlike many characins the species lacks an adipose fin. Males are more vividly coloured than females in the breeding season. The species lives in schools in quiet, vegetated creeks and swamps of the Congo basin in Central Africa. As an omnivore it eats small zooplankton, insect larvae, algae and detritus, sought among the water plants. In the rainy season it spawns among fine plants. Because of its small size and peaceful nature it is popular with keepers of small aquarium fish, and in the wild a prey fish for larger species.

Frequently asked questions

How do you recognise the Trewavas' neolebias?

The Trewavas' neolebias has a torpedo-shaped body, is mainly brown and shows a horizontal stripes pattern. Very small African characin with a dark longitudinal stripe and reddish-brown tints; lacks the adipose fin of many relatives.

Where does the Trewavas' neolebias live?

The Trewavas' neolebias lives in fresh water and is mostly found around algae or seagrass beds. Fresh water of Central Africa, in the Congo basin, in calm, vegetated creeks and swamps.

How big does the Trewavas' neolebias get?

The Trewavas' neolebias grows to a maximum of about 4 cm.

Is the Trewavas' neolebias dangerous to humans?

No, the Trewavas' neolebias is harmless to humans. None required: this species is harmless to humans.

Is the Trewavas' neolebias edible?

The Trewavas' neolebias is not usually eaten.

More photos

Trewavas' neolebias (Neolebias trewavasae) — Distichodontidae — 2
iNaturalist ((c) Rob Palmer, some rights reserved (CC BY-NC-SA))
Trewavas' neolebias (Neolebias trewavasae) — Distichodontidae — 3
iNaturalist ((c) jeanlouisamiet, some rights reserved (CC BY-NC-SA))
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All data

Identification

English name
Trewavas' neolebias verified
Scientific name
Neolebias trewavasae
Family
Distichodontidae

Appearance

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

Habitat & distribution

Water type
Freshwater verified
Substrate
Algae or seagrass meadow verified
Natural range
Fresh water of Central Africa, in the Congo basin, in calm, vegetated creeks and swamps. verified
Origin
Native verified

Behaviour & biology

Diet
Omnivore verified
Diet (detail)
Small zooplankton, insect larvae, algae and detritus sourced
Social behaviour
Schooling verified
Territorial
No verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
Yes verified
Seasonality
Spawns in the rainy season among fine aquatic plants; eggs and larvae drift in open water. sourced
Special features
Very small African characin with a dark longitudinal stripe and reddish-brown tints; lacks the adipose fin of many relatives. 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 Neolebias

More from the family Distichodontidae

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