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Tucanoichthys tucano Géry & Römer, 1997 |
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photo by
Hoffmann, P. and M. Hoffmann |
| Family: | Acestrorhamphidae (American tetras), subfamily: Tyttobryconinae | |||
| 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 | |||