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💧 Freshwater Least Concern 🌡️ Tropical

Pencil Catfish

Trichomycterus roigi Marque, 1984
Max Length
11 cm
Max Weight
Lifespan
Trophic Level
3.2
Depth
Climate
Tropical
Resilience
Low
Vulnerability
10.00/100
Typical Length
Depth Zone

📖 Overview

Pencil Catfish (Trichomycterus roigi) is a ray-finned fish of the family Trichomycteridae. It inhabits freshwater waters. This species can reach a maximum total length of 11 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
Trichomycterus roigi
Authority
Marque, 1984
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
11 cm
Trophic Level
3.2
Resilience
Low
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Pencil Catfish is currently being compiled.

🌀 Behaviour

Behavioural data for Pencil Catfish is currently being reviewed.

🦐 Diet

Diet information for Pencil Catfish is currently being compiled.

🥚 Reproduction

Reproduction data for Pencil Catfish is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Pastos Chicos River basin in Argentina.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00912 × L2.97 (TL)
Max TL
11cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Marque, 1984

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Pencil Catfish
🇪🇸Spanish Bagre de Montaña

🗺️ Global Occurrence Map

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

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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