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Characidium sanctjohanni Dahl, 1960 |
| Family: | Crenuchidae (South American darters), subfamily: Characidiinae | |||
| Max. size: | 4.65 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | South America: San Juan River basin in Colombia. | |||
| Diagnosis: | ||||
| Biology: | ||||
| IUCN Red List Status: | Data deficient (DD); Date assessed: 10 October 2014 Ref. (130435) | |||
| Threat to humans: | harmless | |||