Clarias Pachynema

📖 Overview

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

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 81 - 95; Anal spines: 0; Anal soft rays: 63 - 76; Vertebrae: 65 - 67. Diagnosis: head length 19.6-24.6% SL . Head pointed in dorsal outline; snout short; tooth plates small; eyes dorsally located; "dermosphenotic" and supraorbital bones joined in specimens over 80 mm SL . Frontal fontanella long and narrow ("knife-shaped") . Occipital process long and oval-shaped . Distance between occipital process and dorsal-fin base 4.3-10.5% SL (m = 8.1) . Gill rakers long, slender and distantly set , 11-19 on 1st gill arch . Suprabranchial organ well developed . Pectoral spine serrated on both sides , strongly on posterior face, weakly on anterior face . 65-67 vertebrae . Coloration: no information on colour in life . Preserved specimens uniformly dark brown on back and sides, and yellowish-brown on belly . Vertical series of small white spots on flanks .: elongated; Cross section: circular.

🌀 Behaviour

Behavioural data for Clarias Pachynema is currently being reviewed.

🦐 Diet

Diet information for Clarias Pachynema is currently being compiled.

🥚 Reproduction

Reproduction data for Clarias Pachynema is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical; 6°N - 7°S south Cameroon (up to the Sanaga river) southwards to the Ogooué system in Gabon and the middle Congo basin in the Democratic Republic of the Congo (Ref.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

🛡️ Conservation Assessment

📊 Population Risk & Fisheries

🐠 Related Species

🔍 Similar Species

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 263 records indexed .

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