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💧 Freshwater Data Deficient 🌡️ Tropical

Bagrus Filamentosus

Bagrus filamentosus Pellegrin, 1924
Max Length
69 cm
Max Weight
2.1 kg
Lifespan
-
Trophic Level
3.9
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
57.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Bagrus Filamentosus (Bagrus filamentosus) is a ray-finned fish of the family Bagridae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 69 cm. With a trophic level of 3.9, it is a mid-level predator. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Bagrus filamentosus
Authority
Pellegrin, 1924
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
69 cm
Max Weight
2.1 kg
Trophic Level
3.9
Resilience
High
Vulnerability
57.00/100
Water Temp
23–28 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Siluriformes
Siluriformes
Family
Bagridae
Bagridae
Genus
Bagrus
Bagrus
Species
Bagrus Filamentosus
Bagrus filamentosus

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 10 - 11; Anal soft rays: 12 - 13. Diagnosis: body rather elongate, 6 times longer than deep; occipital process 3-5 times longer than broad . 10-11 branched dorsal-fin rays , 1st extended into long filament, following into shorter ones . Longest filament comprised 2 to 3 times in standard length . Predorsal length comprised 2.6 to 2.9 times in standard length; head width 1.6-1.9 times in head length; width of premaxillary tooth plate 2.4-2.8 times in head length; upper caudal-fin lobe often prolonged into a short filament . Upper caudal-fin lobe comprised 2.5 to 3.5 times in standard length . : elongated.

🌀 Behaviour

Behavioural data for Bagrus Filamentosus is currently being reviewed.

🦐 Diet

Diet information for Bagrus Filamentosus is currently being compiled.

🥚 Reproduction

Reproduction data for Bagrus Filamentosus is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical; 23°C - 28°C ; 16°N - 8°N

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.9±0.9

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L2.93 (TL)
Max TL
69cm
Max Weight
2,100g
Dorsal Spines
1
Dorsal Rays
11
Anal Rays
13

🌡️ Water Parameters & Tolerance

Temperature Range
23–28°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
57.00/100
High vulnerability
Trophic Level
3.9
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Pellegrin, 1924

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