Mastacembelus Marchei

📖 Overview

Mastacembelus Marchei (Mastacembelus marchei) is a ray-finned fish of the family Mastacembelidae. It inhabits freshwater waters. This species can reach a maximum total length of 32.6 cm. With a trophic level of 3.8, it is a mid-level predator.

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 23 - 28; Dorsal soft rays (total): 60 - 75; Anal spines: 2 - 3; Anal soft rays: 61 - 83; Vertebrae: 71 - 85. Diagnosis: 22+1 - 27+1 (median 24+1) dorsal spines; postorbital length relatively short, 53.3-62.6% HL (mean 58.2%); pectoral fin relatively long, 24.7-38.1% HL (mean 30.5%); distance from anterior border of snout to last externally visible dorsal spine 53.9-62.2% SL (mean 57.1%), decreasing with size; origin of soft dorsal fin at about same level as origin of soft anal fin; lower jaw length relatively short, 14.4-23.1% HL (mean 18.3%), increasing with size; origin of first dorsal spine situated before, below, or just posterior to posterior edge of pectoral fin, (-27.9)-2.0% HL [mean (-12.7%)]; distance from gill opening to dorsal pectoral fin base 4.3-9.6% HL (mean 6.9%) . : eel-like.

🌀 Behaviour

Behavioural data for Mastacembelus Marchei is currently being reviewed.

🦐 Diet

Diet information for Mastacembelus Marchei is currently being compiled.

🥚 Reproduction

Reproduction data for Mastacembelus Marchei is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical known from the lower Congo River and Pool Malebo (Democratic Republic of the Congo), forming the south-eastern distribution limit, and from the Dja River (middle Congo River basin), forming its north-eastern distribution border (Ref.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

📊 Population Risk & Fisheries

🐠 Related Species

🔍 Similar Species

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 97 records indexed .

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