New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater Least Concern 🌡️ Tropical

Trachelyopterus Ceratophysus

Trachelyopterus ceratophysus Kner, 1858
Max Length
25.5 cm
Max Weight
Lifespan
Trophic Level
3.4
Depth
Climate
Tropical
Resilience
Medium
Vulnerability
29.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Trachelyopterus Ceratophysus (Trachelyopterus ceratophysus) is a ray-finned fish of the family Auchenipteridae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 25.5 cm. With a trophic level of 3.4, 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
Trachelyopterus ceratophysus
Authority
Kner, 1858
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
25.5 cm
Trophic Level
3.4
Resilience
Medium
Vulnerability
29.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Trachelyopterus Ceratophysus is currently being compiled.

🌀 Behaviour

Behavioural data for Trachelyopterus Ceratophysus is currently being reviewed.

🦐 Diet

Diet information for Trachelyopterus Ceratophysus is currently being compiled.

🥚 Reproduction

Reproduction data for Trachelyopterus Ceratophysus is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical South America: Guaporé, Branco, and Negro River basins in Brazil (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.08 (TL)
Max TL
25.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Kner, 1858

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet — be the first to log one!

View all observations for Trachelyopterus Ceratophysus ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.