Macrognathus Pavo (Macrognathus pavo), first described by Britz, 2010 is a medium-sized fish in the family Mastacembelidae (order Synbranchiformes). Adults typically reach 15.80 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.
Dorsal spines (total): 4 - 6; Dorsal soft rays (total): 53 - 55; Anal spines: 3; Anal soft rays: 47 - 51; Vertebrae: 73 - 76. Belongs to the Macrognathus aculeatus species group but can be distinguished from all other Asian mastacembelids by having only 4-6 spines on dorsal fin (vs. 11-40). Differs further from all members of the Macrognathus aculeatus species group by having only 6-8 rostral tooth plates (vs. 9 in Macrognathus meklongensis to 55 in Macrognathus tapirus) and the details of color pattern .: eel-like; Cross section: oval.
Behavioural data for Macrognathus Pavo is currently being reviewed.
Freshwater; demersal. Tropical
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