- Lima, R.S. 2003 Subfamily Aphyocharacinae (Characins). p. 197-199. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 38382)
Relevance to Humans and Ecosystems
The dawn tetra, panda tetra, or [Rio] Paraguay tetra comes from the Rio Paraguay basin in Paraguay and Brazil. It is a schooling fish; suitable temperatures for the Paraguay tetra are 24 to 27°C. This species is omnivorous with a strong preference for animal food. It will eat normal aquarium fish food, but much prefers live food. The dawn tetra is an egg-scattering species.  This tetra is very active and extremely aggressive towards fish of similar or smaller size or those that are slower moving. Not suitable for the community tank.
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