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💧 Freshwater Least Concern 🌡️ Tropical

Nyanza barb

Enteromius nyanzae Whitehead, 1960
Max Length
7 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
13.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Found in lakes and rivers. In the Lake Victoria system it appears in rivers and lake-side streams during rains, and in dry season along shores of the lake (adults) or in floodwater pools (juveniles) . Anadromous . Likely to spawn twice a year; floodwater pools appear to be spawning grounds; breeding may also occur among grasses at river edges .

Scientific Name
Enteromius nyanzae
Authority
Whitehead, 1960
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
7 cm
Trophic Level
3
Resilience
High
Vulnerability
13.00/100
Water Temp
18–28 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 8; Anal soft rays: 6. Last ray of dorsal fin slightly hardened and less toothed on the posterior side, certainly the distal part. Barbels short; anterior barbels not passing the nostrils; posterior barbels just passing the anterior side of the eye . Dorsal side brown-silver colored, ventral side silver. A grayish black or black lateral band leaps from the operculum to the caudal fin; dorsal, caudal and anal fins are brown-orange, paired fins are not colored .: fusiform / normal.

🌀 Behaviour

Behavioural data for Nyanza barb is currently being reviewed.

🦐 Diet

Diet information for Nyanza barb is currently being compiled.

🥚 Reproduction

Reproduction data for Nyanza barb is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 6.5 - 7.5; dH range: 10 - 18. Tropical; 18°C - 28°C found in Middle Akagera system in Rwanda (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01096 × L3.02 (TL)
Max TL
7cm
Dorsal Rays
8
Anal Rays
6

🌡️ Water Parameters & Tolerance

Temperature Range
18–28°C
pH Range
6.5–7.5
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
13.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Whitehead, 1960

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Barbus nyanzae Whitehead 1960 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 12 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Nyanza barb ↗
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