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.
Procambarus milleri is a freshwater crayfish found in subterranean habitats in Dade County, Florida. It is reported to be available in the pet trade in Germany and the Czech Republic. P. milleri has not been reported in nature outside its range. Data on impacts of introductions are lacking. Absence of this information makes the certainty of this assessment low. The climate match with the United States is medium. Overall risk posed by this species is uncertain.
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Uncertain Risk
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