Gymnocorymbus thayeri Eigenmann, 1908 False black tetra |
photo by
Ott, G. |
Family: | Characidae (Characins; tetras), subfamily: Stethaprioninae | |||
Max. size: | 7.4 cm SL (male/unsexed); max.weight: 17.0 g | |||
Environment: | pelagic; freshwater; pH range: 5.5 - 7.5; dH range: 20 | |||
Distribution: | South America: upper Amazon River basin (Bolivia and Colombia). Recorded from the Orinoco River, Guyana, and Trinidad and Tobago. | |||
Diagnosis: | ||||
Biology: | ||||
IUCN Red List Status: | Least Concern (LC); Date assessed: 04 March 2021 Ref. (130435) | |||
Threat to humans: | harmless |