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💧 Freshwater 🌡️ Tropical

Congoglanis Inga

Congoglanis inga Ferraris, Vari & Skelton, 2011
Max Length
11.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
37.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

This species has been collected from "a long channel with moderate current, numerous pools and a predominantly rocky bottom" .

Scientific Name
Congoglanis inga
Authority
Ferraris, Vari & Skelton, 2011
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
11.1 cm
Trophic Level
3.1
Resilience
Medium
Vulnerability
37.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 7 - 8; Anal spines: 0; Anal soft rays: 10 - 11; Vertebrae: 35 - 37. Diagnosis: Congoglanis inga differs from C. sagitta in having a longer maxillary barbel, reaching well past vertical through anterior margin of orbit vs. not reaching to orbit; a deeper caudal peduncle, 7-8% of standard length vs. 6%; and less slender caudal peduncle, its depth 2.1-2.9 times in its length vs. 3.1-4.0; a longer pelvic fin, 22-25% of standard length vs. 19-21%; a more posteriorly placed anal fin, anal-fin origin approximately at tip of adpressed pelvic fin vs. origin well in advance of tip of adpressed pelvic fin; longer anal-fin rays, posterior rays of adpressed anal fin extend well past vertical through posterior limit of adipose fin vs. posterior rays extend to, rarely slightly beyond, vertical through posterior limit of adipose fin; and fewer vertebrae, 35-37 vs. 39-41 . It differs from C. alula in having a longer maxillary barbel, reaching well past vertical through anterior margin of orbit vs. not reaching to orbit; a shorter pelvic fin, 19-21% of standard length vs. 24-28%; a longer postorbital length, 32-35% of head length vs. 27-31%; a relatively wide interorbital width, 2 times eye-diameter vs. 1.5 times; and longer anal-fin rays, posterior rays of adpressed anal fin extend well past vertical through posterior limit of adipose fin vs. posterior rays extend to, rarely slightly beyond, vertical through posterior limit of adipose fin . : elongated.

🌀 Behaviour

Behavioural data for Congoglanis Inga is currently being reviewed.

🦐 Diet

Diet information for Congoglanis Inga is currently being compiled.

🥚 Reproduction

Reproduction data for Congoglanis Inga is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical; 5°S - 6°S, 13°E - 14°E known only from the vicinity of the Inga Dam, Lower Congo River basin, in the Democratic Republic of the Congo (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
11.1cm
Dorsal Rays
8
Anal Rays
11
Vertebrae
36

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Ferraris, Vari & Skelton, 2011

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