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💧 Freshwater Vulnerable 🌡️ Tropical

Brown leaf catfish

Silurichthys ligneolus Ng & Tan, 2011
Max Length
5.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
12.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Brown leaf catfish (Silurichthys ligneolus) is a ray-finned fish of the family Siluridae. It inhabits freshwater waters. This species can reach a maximum total length of 5.5 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Vulnerable on the IUCN Red List.

Scientific Name
Silurichthys ligneolus
Authority
Ng & Tan, 2011
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
VU
Max Length
5.5 cm
Trophic Level
3.1
Vulnerability
12.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 2; Anal soft rays: 44 - 45; Vertebrae: 46 - 48. This species is distinguished from congeners in having the following set of characters: depth at anus 9.1-11.0% SL; caudal peduncle depth 4.7-5.5% SL; eye diameter 6.7-9.8% HL; pelvic fins present; anal-fin rays 44-45; principal rays on the lower caudal-fin lobe 3-4, lower lobe of caudal fin indistinct; vertebrae 46-48; one gill raker on the first branchial arch; body uniformly brown. Based on the morphology of its caudal fin, this species is hypothesized to be the sister taxon of S. sanguineus.: elongated.

🌀 Behaviour

Behavioural data for Brown leaf catfish is currently being reviewed.

🦐 Diet

Diet information for Brown leaf catfish is currently being compiled.

🥚 Reproduction

Reproduction data for Brown leaf catfish is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00562 × L3 (TL)
Max TL
5.5cm
Dorsal Rays
2
Anal Rays
45
Vertebrae
47

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2019

📊 Population Risk & Fisheries

Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Ng & Tan, 2011

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