Cheirodon interruptus (Jenyns, 1842)
Uruguay tetra
Cheirodon interruptus
photo by Mirande, M.

Family:  Characidae (Characins), subfamily: Cheirodontinae
Max. size:  5.78 cm SL (male/unsexed); 6 cm TL (female)
Environment:  benthopelagic
Distribution:  South America: Atlantic versant rivers from Tramandaí River drainage in Brazil to the Colorado River in Argentina, including the lower Paraná and Uruguay River basins, and Laguna dos Patos drainage. Introduced in Pacific versant rivers of Chile, including Choapa and Quilimari Rivers, Estero Quintero, Estero Catapilco, Estero Casablanca, and Lake Peñuelas.
Diagnosis:  Dorsal spines (total): 1-1; Dorsal soft rays (total): 10-10; Anal spines: 2-2; Anal soft rays: 18-18
Biology:  Occurs in lentic environment (Ref. 11229). Oviparous (Ref. 205).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Binohlan, Crispina B. - 13.08.94
Modified by: Casal, Christine Marie V. - 08.03.04
Checked by: Malabarba, Luiz R. - 19.09.00

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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