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💧 Freshwater 🌡️ Tropical

Bottlenose catfish

Ageneiosus marmoratus Eigenmann, 1912
Max Length
18.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
28.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Bottlenose catfish (Ageneiosus marmoratus), first described by Eigenmann, 1912 is a medium-sized fish in the family Auchenipteridae (order Siluriformes). Adults typically reach 18.50 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.

Scientific Name
Ageneiosus marmoratus
Authority
Eigenmann, 1912
Habitat
Freshwater
Climate
Tropical
Max Length
18.5 cm
Trophic Level
3.6
Resilience
Medium
Vulnerability
28.00/100
Water Temp
23–26 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Bottlenose catfish is currently being compiled.

🌀 Behaviour

Behavioural data for Bottlenose catfish 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; 23°C - 26°C South America: Argentina, Ecuador, Guyana, Peru and Suriname.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
3.6±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00813 × L3.02 (TL)
Max TL
18.5cm

🌡️ Water Parameters & Tolerance

Temperature Range
23–26°C
Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
28.00/100
Low vulnerability
Trophic Level
3.6
Predator
Climate Zone
Tropical
Described By
Eigenmann, 1912

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Ageneiosus barranquenensis Risso & Risso 1964 Heterotypic

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 5 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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