Characidae (Characins; tetras), subfamily: Stethaprioninae |
6.4 cm SL (male/unsexed) |
benthopelagic; freshwater, non-migratory |
South America: Upper Amazon River basin. |
Dorsal spines (total): 2-2; Dorsal soft rays (total): 9-9; Anal spines: 3-4; Anal soft rays: 29-34; Vertebrae: 34-35. Medium-sized species of Moenkhausia distinguished by the following characters: maxilla longer than snout; 1-2 broad, tri-cuspid maxillary teeth; anal fin with 29-34 branched, relatively long rays; small hooks present on rays of anal fin in males; scales relatively large, 34-36 in longitudinal series; 6.5-7.5 vertical scales before dorsal fin origin; first third of caudal origin covered with small, specialized scales; pre-ventral region rounded; shoulder spot rounded and prominent; no black spot on caudal peduncle; no black saddle-spot before origin of dorsal fin; no silver longitudinal band on side of body. 'Spines' refer to unbranched rays. |
In slow-flowing or still waters over gravel or mud.1 |
Near Threatened (NT); Date assessed: 23 April 2014 Ref. (130435)
|
harmless |
Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.