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💧 Freshwater 🌡️ Tropical

Southern blue catfish

Ictalurus meridionalis Günther, 1864
Max Length
73 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
63.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Southern blue catfish (Ictalurus meridionalis), first described by Günther, 1864 is a large fish in the family Ictaluridae (order Siluriformes). Adults typically reach 73.00 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
Ictalurus meridionalis
Authority
Günther, 1864
Habitat
Freshwater
Climate
Tropical
Max Length
73 cm
Trophic Level
3.7
Resilience
Low
Vulnerability
63.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Southern blue catfish is currently being compiled.

🌀 Behaviour

Behavioural data for Southern blue 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; demersal. Tropical Central America: Mexico, Belize and Guatemala.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.7±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00912 × L3.14 (TL)
Max TL
73cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
63.00/100
High vulnerability
Trophic Level
3.7
Predator
Climate Zone
Tropical
Described By
Günther, 1864

🦠 Common Diseases

The following diseases are known to affect Southern blue catfish.

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