Skip to main content

Species with 4e Similarity of Appearance Rules

U.S. Fish & Wildlife Service

Updated Mar 25, 2026

Updated ad hoc

About this dataset

This dataset refers to certain species that are protected under the Endangered Species Act (ESA) due to their similarity in appearance to other endangered or threatened species. This designation helps prevent confusion and ensures protections for species that might be mistaken for listed species.

Data and resources (1)

Prototype by Datopian · not an official government website · data from data.virginia.gov