Tucanoichthys tucano Géry & Römer, 1997
Tucanoichthys tucano
photo by Hoffmann, P. and M. Hoffmann

Family:  Characidae (Characins; tetras), subfamily: Incertae sedis
Max. size:  1.655 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Uaupés River in upper Negro River basin.
Diagnosis:  Dorsal soft rays (total): 10-11; Anal soft rays: 19-21. Jaws relatively large, narrow, set with a single row of conical teeth; premaxilla with a double curve, forming an "S". Lateral line almost non-existent; predorsal line broadly naked; postorbitals lacking.
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435)
Threat to humans:  harmless


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