Hasemania

Hasemania is a genus of characins endemic to Brazil, where only found in river basins that originate on the Brazilian Shield, ranging west to the Juruena system, north to the São Francisco system and south to the Paraná system.^[1]^[2] The individual species generally have quite small ranges and two, H. crenuchoides and H. piatan, are considered threatened by Brazil's Ministry of the Environment.^[3]

They are small fish, up to 2.7–7 cm (1.1–2.8 in) in standard length depending on the exact species.^[1]

Species[]

There are currently 9 recognized species in this genus:^[1]^[2]

^ ^a ^b ^c Froese, Rainer and Pauly, Daniel, eds. (2018). Species of Hasemania in FishBase. October 2018 version.
^ ^a ^b Serra, J.P. & Langeani, F. (2015): A new Hasemania Ellis from the upper rio Paraná basin, with the redescription of Hasemania crenuchoides Zarske & Géry (Characiformes: Characidae). Neotropical Ichthyology, 13 (3): 479-486.
^ ICMBio (Ministry of the Environment, Brazil): Portaria MMA nº 445, de 17 de dezembro de 2014. Lista de Especies Ameaçadas - Saiba Mais. Retrieved 1 December 2018.

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