Cnesterodon decemmaculatus (Jenyns, 1842)
Ten spotted live-bearer
photo by Teixeira de Mello, F.

Family:  Poeciliidae (Poeciliids), subfamily: Poeciliinae
Max. size:  3.55 cm SL (male/unsexed); 4.5 cm TL (female)
Environment:  benthopelagic; freshwater; brackish; pH range: 7.5 - 82; dH range: 10 - 30, non-migratory
Distribution:  South America: lower Uruguay, Laguna dos Patos, Negro, and Salado River basins; western drainages of Argentina and small coastal drainages of Uruguay and Argentina.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 8-8; Anal spines: 0-0; Anal soft rays: 10-10
Biology:  Viviparous (Ref. 205).
IUCN Red List Status: Least Concern (LC); Date assessed: 09 November 2020 Ref. (130435)
Threat to humans:  harmless


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