US Status Definitions


For additional information, please go to NatureServe Explorer.

NatureServe Explorer
Abbreviation
Status Under the U.S. Endangered Species Act
E endangered
T threatened
PE Proposed endangered
PT Proposed threatened
C Candidate
PDL Proposed for delisting
SAE, E(S/A) endangered due to similarity of appearance
SAT, T(S/A) threatened due to similarity of appearance
N Usually indicates that the taxon does not have any federal status. However, because of potential lag time between publication in the Federal Register and entry in the central databases and refresh of this website, some taxa may have a status which does not yet appear.