Oreoglanis Macronemus (Oreoglanis macronemus), first described by Ng, 2004 is a small fish in the family Sisoridae (order Siluriformes). Adults typically reach 6.50 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 Data Deficient.
Vertebrae: 39 - 40. A member of the Oreoglanis delacouri species group with lower lip lacking a median notch and with prominent projections along the posterior margin as well as a lunate caudal fin with extended principal rays. Differs from its congeners of the O. delacouri species group in having a short caudal peduncle (15.6-17.3% SL) and very long nasal barbels (35.4-41.7% HL); deep caudal peduncle (4.2-4.9% SL) and more vertebrate (39-40) . : elongated.
Behavioural data for Oreoglanis Macronemus is currently being reviewed.
Freshwater; demersal. Tropical
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