Alestes Stuhlmannii

📖 Overview

Alestes Stuhlmannii (Alestes stuhlmannii) is a ray-finned fish of the family Alestidae. It inhabits freshwater waters in pelagic environments. This species can reach a maximum total length of 21 cm. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 9 - 11; Anal spines: 0; Anal soft rays: 22 - 27; Vertebrae: 42 - 44. Alestes stuhlmannii is fusiform with a terminal mouth and a snout that becomes more blunt in larger individuals . The dorsal fin is in the middle of the back, and the adipose fin is closer to the caudal than to the dorsal fin . The anal fin base is much longer than the dorsal fin base . The body is covered with large cycloid scales which extend onto the bases of the anal and caudal fins; there are no scales on the head and none on the supraoccipital crest . In preserved specimens, the flanks are usually darker dorsally than ventrally; a thin, dark line runs along the flank from the posterior edge of the opercle to the base of the caudal fin rays; it does not follow the lateral line and is not confined to a single scale row .: fusiform / normal.

🌀 Behaviour

Behavioural data for Alestes Stuhlmannii is currently being reviewed.

🦐 Diet

Diet information for Alestes Stuhlmannii is currently being compiled.

🥚 Reproduction

Reproduction data for Alestes Stuhlmannii is currently being compiled.

🌍 Habitat & Distribution

Freshwater; pelagic. Tropical

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

🛡️ Conservation Assessment

📊 Population Risk & Fisheries

🐠 Related Species

🔍 Similar Species

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