Rhamphichthys hahni (Meinken, 1937)
Roundnose knifefish
photo by Equipe de Ictiologia do Nupélia

Family:  Rhamphichthyidae (Sand knifefishes)
Max. size:  26.7 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Paraná River basin (Ref. 30500). Reported from the Uruguay River (Ref. 79585).
Diagnosis:   
Biology:  Reported to reach 70 cm TL (Ref. 81048).
IUCN Red List Status: Least Concern (LC); Date assessed: 23 November 2020 Ref. (130435)
Threat to humans:  harmless


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