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💧 Freshwater Least Concern 🌡️ Tropical

Marcusenius Mento

Marcusenius mento Boulenger, 1890
Max Length
36.1 cm
Max Weight
-
Lifespan
-
Trophic Level
2.5
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
30.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Marcusenius Mento (Marcusenius mento) 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 36.1 cm. With a trophic level of 2.5, it is an omnivore, consuming both plant and animal matter. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Marcusenius mento
Authority
Boulenger, 1890
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
36.1 cm
Trophic Level
2.5
Resilience
Medium
Vulnerability
30.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 25 - 34; Anal spines: 0; Anal soft rays: 33 - 39. Dorsal fin origin slightly behind anal fin origin. SL/body depth ratio = 3.2-5.0. Caudal peduncle depth 2.7-4.9 x its length.: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Marcusenius Mento is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Tropical; 14°N - 6°N West Liberia region as well as in the Gambia, Senegal and the upper Niger River (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.5±0.28

📐 Morphometrics

Length–Weight Relationship: W = 0.01072 × L2.92 (TL)
Max TL
36.1cm
Dorsal Rays
30
Anal Rays
36

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
30.00/100
Low vulnerability
Trophic Level
2.5
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Boulenger, 1890

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