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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Tropical

Gangue-Kala

Synodontis annectens Boulenger, 1911
Max Length
33.5 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
30.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Gangue-Kala (Synodontis annectens), first described by Boulenger, 1911 is a medium-sized fish in the family Mochokidae (order Siluriformes). Adults typically reach 33.50 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Mochokidae kept in the hobby.

Scientific Name
Synodontis annectens
Authority
Boulenger, 1911
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
33.5 cm
Trophic Level
2.9
Resilience
Medium
Vulnerability
30.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 1; Anal spines: 0. Diagnosis: gill slits not extending ventrally beyond pectoral-fin insertions; snout over 50% of head length and over 80% of head width; post-ocular length less than 30% of head length; maxillary barbels slightly shorter than head, bearing externally some short and simple ramifications and a broad basal membrane; outer and inner mandibular barbels with numerous tuberculate ramifications; mandibular teeth long, numbering 6-9 (8 in the lectotype); pectoral-fin spines weakly denticulate on inner margin and very slightly crenulated externally; dorsal-fin spine smooth anteriorly and prolonged into a filament; humeral process deep, blunt, granulose and not keeled ventrally; adipose fin long, low and rather close to rayed dorsal fin . Coloration: general appearance rather dark, with ventral areas lighter; outer margins of caudal-fin lobes black-edged .: fusiform / normal.

🌀 Behaviour

Behavioural data for Gangue-Kala is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous

Oviparous . Distinct pairing during breeding .

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical; 14°N - 6°N

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.9±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01148 × L2.98 (TL)
Max TL
33.5cm
Dorsal Spines
1

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
30.00/100
Low vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Boulenger, 1911

🌐 Names & Taxonomy

Language Common Names
🌍CES peřovec gambijský
🌍WOL Gangue-Kala

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 6 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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