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💧 Freshwater Data Deficient 🌡️ Tropical

Clarias Nigricans

Clarias nigricans Ng, 2003
Max Length
30.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
34.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Overview information for Clarias Nigricans is currently being compiled by our editorial team.

Scientific Name
Clarias nigricans
Authority
Ng, 2003
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
30.8 cm
Trophic Level
3.5
Resilience
Medium
Vulnerability
34.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 92 - 97; Anal soft rays: 80 - 86; Vertebrae: 76 - 83. Distinguished from congeners of the Clarias nieuhofii species group in having a narrow snout (with an egg-shaped head when viewed dorsally), dark violet grey coloration with small white spots on flanks, a narrow head (11.7-12.3% SL), a relatively large distance between the tip of the occipital process and the base of the first dorsal fin ray (8.1-9.8% SL), and few large serrations on the anterior edge of the pectoral spine .: elongated.

🌀 Behaviour

Behavioural data for Clarias Nigricans is currently being reviewed.

🦐 Diet

Diet information for Clarias Nigricans is currently being compiled.

🥚 Reproduction

Reproduction data for Clarias Nigricans is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00776 × L2.96 (TL)
Max TL
30.8cm
Dorsal Rays
95
Anal Rays
83
Vertebrae
80

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
34.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Ng, 2003

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