Species that are considered uncertain risk need a more in-depth assessment beyond the Risk Summary to better define the species’ risk to U.S. environments.
The Pinktail Chalceus (Chalceus macrolepidotus) is a medium sized species of fish that is native to river basins in northern South America, including northern tributaries of the Amazon River. C. macrolepidotus is an omnivorous fish that includes plants, insects, and smaller fish in its diet. This species is also used as a food source in some parts of Brazil as well as used in the aquarium trade. The history of invasiveness of C. macrolepidotus is uncertain. There were no records of wild introductions found. This species is widely traded but no specific information on the length of time or volume in trade was available. The climate match is low; the Climate 6 was 0.003. The certainty of the assessment is medium. The overall risk assessment category is uncertain.