THREATENED & ENDANGERED SPECIES PHOTOS
Threatened & Endangered Species
This page is not intended to be a comprehensive guide to Pennsylvania endangered, threatened and candidate species, it is merely a collection of photos that we have gathered. The Pennsylvania Code website publishes the current list of Pennsylvania's endangered, threatened and candidate species.
Northern brook lamprey
photo--William L. Pflieger
photo--Mike Hendrix, USFWS
Northern Riffleshell Mussel