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💧 Freshwater 🌡️ Tropical

Bagarius Dolichonema

Bagarius dolichonema Zeng & Chen, 2025
Max Length
25.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
Low
Vulnerability
58.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Bagarius Dolichonema (Bagarius dolichonema) is a ray-finned fish of the family Sisoridae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 25.3 cm. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Bagarius dolichonema
Authority
Zeng & Chen, 2025
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
25.3 cm
Trophic Level
3.4
Resilience
Low
Vulnerability
58.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 6; Anal soft rays: 8 - 10. This species is distinguished from its congeners by the following set of characters: lateral margin of frontal straight, not forming brow ridge; dorsal spine strong (width 9.9-14.1 times its length); weakly notched antero-dorsal margin on pterygiophore of first dorsal-fin; filamentous extensions of pectoral-fin spine beyond posterior of pelvic-fin base and some reaching anus; neural spines of 4tth-6th vertebrae immediately anterior to adipose fin distally slightly flattened; adipose-fin origin at vertical through or very slightly posterior to analfin origin; and caudal peduncle slender (3.8-4.6% SL) .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Bagarius Dolichonema is currently being reviewed.

🦐 Diet

Diet information for Bagarius Dolichonema is currently being compiled.

🥚 Reproduction

Reproduction data for Bagarius Dolichonema is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.4±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00692 × L3.03 (TL)
Max TL
25.3cm
Dorsal Spines
1
Dorsal Rays
6
Anal Rays
9

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
58.00/100
High vulnerability
Trophic Level
3.4
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Zeng & Chen, 2025

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