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 history of invasiveness for Hypostomus plecostomus is high. Established populations easily expand their range in favorable conditions. There are many well documented ecological and economic impacts due to introductions of Hypostomus plecostomus. The climate match of this species is high. Most of the contiguous United States had at least a medium match, many places had high matches. The certainty of assessment is medium. The overall risk assessment category is high.
Publication date
Type of document
Uncertain Risk
Program
