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.
Labeo nasus is a cyprinid fish native to the Congo River basin in central Africa. L. nasus is harvested for human consumption, but there is no evidence that the species is in trade in the United States. No introductions of L. nasus have been reported, so potential impacts of its introduction to the contiguous United States remain unknown, and certainty of assessment is low. Climate match to the contiguous United States is low overall, but high in southeastern Florida. Overall risk assessment category for L. nasus is “Uncertain”.
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Uncertain Risk
Program