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💧 Freshwater Endangered 🌡️ Tropical

Ctenopoma Nebulosum

Ctenopoma nebulosum Norris & Teugels, 1990
Max Length
9.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
28.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Ctenopoma Nebulosum (Ctenopoma nebulosum), first described by Norris & Teugels, 1990 is a small fish in the family Anabantidae (order Anabantiformes). Adults typically reach 9.70 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Endangered.The species is a species of conservation concern.

Scientific Name
Ctenopoma nebulosum
Authority
Norris & Teugels, 1990
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
EN
Max Length
9.7 cm
Trophic Level
3.1
Resilience
High
Vulnerability
28.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 16 - 18; Dorsal soft rays (total): 8 - 10; Anal spines: 9 - 10; Anal soft rays: 9 - 11; Vertebrae: 26. Diagnosis: snout blunt; jaws weakly protrusible (ascending process of premaxilla short, not reaching anterior border of orbit) . Pelvic fins darkly pigmented; labyrinth simple, composed of single unfolded plate; body and head dark brown, flanks sometimes mottled . Caudal spot present; 16-18 (mode 17) pored scales in upper lateral line , 9-12 in lower . 10-16 scales on right operculum; scales in vertical series 3.5-4.5/8-9; interorbit into head length 3.2-3.7 . : fusiform / normal.

🌀 Behaviour

Behavioural data for Ctenopoma Nebulosum is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 🪺 Nest Builder
Spawning Season
spring
Spawn Location
Nest
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical; 24°C - ? southeast Nigeria: Sombreiro and Imo rivers (Niger Delta) and the Lower Cross River (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.0182 × L2.98 (TL)
Max TL
9.7cm
Dorsal Spines
17
Dorsal Rays
9
Anal Spines
10
Anal Rays
10
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
28.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Norris & Teugels, 1990

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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