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Characidium grajahuense Travassos, 1944 |
| Family: | Crenuchidae (South American darters), subfamily: Characidiinae | |||
| Max. size: | 8.81 cm (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | South America: coastal streams between Guanabara Bay and Mangaratiba, Rio de Janeiro, Brazil. | |||
| Diagnosis: | ||||
| Biology: | ||||
| IUCN Red List Status: | Critically Endangered (CR); Date assessed: 07 November 2018 (B2ab(iii,iv)) Ref. (130435) | |||
| Threat to humans: | harmless | |||