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💧 Freshwater Least Concern 🌡️ Tropical

Gnarled catfish

Bunocephalus verrucosus Walbaum, 1792
Max Length
9.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Overview information for Gnarled catfish is currently being compiled by our editorial team.

Scientific Name
Bunocephalus verrucosus
Authority
Walbaum, 1792
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
9.8 cm
Trophic Level
3.1
Vulnerability
10.00/100
Water Temp
20–24 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Gnarled catfish is currently being compiled.

🌀 Behaviour

Behavioural data for Gnarled catfish is currently being reviewed.

🦐 Diet

Diet information for Gnarled catfish is currently being compiled.

🥚 Reproduction

Reproduction data for Gnarled catfish is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal; pH range: 6.8 - 7.5; dH range: 8 - 15. Tropical; 20°C - 24°C South America: rivers of Guyana and the Amazon River basin.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00324 × L3.03 (TL)
Max TL
9.8cm

🌡️ Water Parameters & Tolerance

Temperature Range
20–24°C
pH Range
6.8–7.5
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Tropical
Described By
Walbaum, 1792

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Bark catfish · Gnarled catfish · Warty Banjo
🌍CES širokohlavec drsný
🇵🇹Portuguese Bagre-banjo-verrugoso
🇪🇸Spanish Ciego

Scientific Synonyms

Scientific Name Author Year Status
Agmus lyriformis Eigenmann 1912 Synonym
Agmus scabriceps Eigenmann & Eigenmann 1889 Synonym
Aspredo gronovii Swainson 1838 Synonym
Aspredo verrucosa Gronow 1854 Synonym
Bunocephalichthys gronovii Bleeker 1858 Synonym
Bunocephalichthys verrucosus - - Synonym
Bunocephalichthys verrucosus scabriceps Eigenmann & Eigenmann 1889 Synonym
Bunocephalichthys verrucosus verrucosus Bloch 1794 Synonym
Bunocephalus gronovii Bleeker 1858 Synonym
Bunocephalus scabriceps Eigenmann & Eigenmann 1889 Synonym
Platystacus verrucosus Bloch 1794 Synonym
Silurus verrucosus Walbaum 1792 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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