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💧 Freshwater Data Deficient 🌡️ Tropical

Ogun mormyrid

Marcusenius brucii Boulenger, 1910
Max Length
33 cm
Max Weight
Lifespan
Trophic Level
3.1
Depth
Climate
Tropical
Resilience
Medium
Vulnerability
36.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Ogun mormyrid (Marcusenius brucii) is a ray-finned fish of the family Mormyridae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 33 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Marcusenius brucii
Authority
Boulenger, 1910
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
33 cm
Trophic Level
3.1
Resilience
Medium
Vulnerability
36.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 24 - 36; Anal spines: 0; Anal soft rays: 29 - 31. Ratio base of dorsal/base of anal = 0.8-0.9; body length/SL ratio = 2.9-3.3 peduncle 1.9-2.0 x longer than deep.: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Ogun mormyrid is currently being reviewed.

🦐 Diet

Diet information for Ogun mormyrid is currently being compiled.

🥚 Reproduction

Reproduction data for Ogun mormyrid is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01288 × L2.87 (TL)
Max TL
33cm
Dorsal Rays
30
Anal Rays
30

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Boulenger, 1910

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Ogun mormyrid
🌍YOR Afinfin

Scientific Synonyms

Scientific Name Author Year Status
Gnathonemus brucii Boulenger 1910 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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