| Family: |
Mastacembelidae (Spiny eels) |
| Max. size: |
18.43 cm SL (male/unsexed) |
| Environment: |
demersal; freshwater |
| Distribution: |
Asia: Jorai River in India and Rapti River basin in Nepal |
| Diagnosis: |
Dorsal spines (total): 19-22; Dorsal soft rays (total): 50-57; Anal spines: 3-3; Anal soft rays: 47-54; Vertebrae: 74-76. Belongs to the member of the Macrognathus aculeatus group but distinguished from all other species of the this group by the following combination of characters: 15-17 rostral tooth plates; 19-22 dorsal-fin spines; and large (eye size) black blotches along dorsal fin. Differs from its other Indian congeners of the Macrognathus aculeatus group as follows: from Macrognathus aral, Macrognathus pentophthalmos and Macrognathus morehensis by the presence of dorsal fin blotches (vs. white rimmed dorsal fin ocelli), from Macrognathus aral and Macrognathus pentophthalmos by having 15-17 rostral tooth plates (vs. 19-27); and also from Macrognathus pentophthalmos and Macrognathus morehensis by having 19-22 dorsal-fin spines (vs. 11-16) and from Macrognathus morehensis by having 15-17 rostral plates (vs. 8-11) (Ref. 83418). |
| Biology: |
|
| IUCN Red List Status: |
Data deficient (DD); Date assessed: 22 March 2010 Ref. (130435)
|
| Threat to humans: |
harmless |
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