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.
Apomatoceros alleni is a catfish native to the Amazon River basin of South America. The history of invasiveness is uncertain. There were no records of introduction found for A. alleni. The Climate 6 score is 0.000, low. The climate match is low across the contiguous United States. The certainty of assessment is low. The overall risk assessment category is uncertain.




