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💧 Freshwater Least Concern 🌡️ Tropical

Nannocharax Intermedius

Nannocharax intermedius Boulenger, 1903
Max Length
5.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Nannocharax Intermedius (Nannocharax intermedius) is a ray-finned fish of the family Distichodontidae. It inhabits freshwater waters in pelagic environments. This species can reach a maximum total length of 5.6 cm. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Nannocharax intermedius
Authority
Boulenger, 1903
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
5.6 cm
Trophic Level
3.2
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 12 - 15; Anal spines: 0; Anal soft rays: 9 - 12. Diagnosis: 46-50 lateral line scales, pored except for 1-2 terminal scales; 7-9 branched anal fin rays; tip of pelvic fin falling short of, or barely extending to rear of, vent; dorsal portions of body with distinct dark, vertically oriented dark marks that form saddle-shaped pigmentation pattern; dark pigmentation on body extending distinctly below horizontal through base of pectoral fin in form of relatively narrow, vertical bars; adipose fin unpigmented . : elongated.

🌀 Behaviour

Behavioural data for Nannocharax Intermedius is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; pelagic. Tropical found in the Sanaga (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00447 × L3.17 (TL)
Max TL
5.6cm
Dorsal Rays
14
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Boulenger, 1903

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 28 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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