Library

Whether you are looking for a specific document pertaining to listing and critical habitat, delisting, reclassification, section 4 of the ESA, or related guidance, you can find it here in our document library.

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Listing Species as Threatened or Endangered
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Listing Species as Threatened or Endangered

This document provides answers to frequently asked questions regarding section 4 of the Endangered Species Act and determination of threatened species and endangered species.

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Critical Habitat Fact Sheet
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Critical Habitat Fact Sheet

This document provides answers to some of the most frequently asked questions about critical habitat for species listed as endangered or threatened under the Endangered Species Act.

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Foreign Species Fact Sheet
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Foreign Species Fact Sheet

This document provides answers to frequently asked questions regarding foreign species listed as endangered or threatened under the Endangered Species Act.

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Delisting a Species - Section 4 of the Endangered Species Act
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Delisting a Species - Section 4 of the Endangered Species Act

The goal of the Endangered Species Act (ESA) is to conserve endangered and threatened species. Species are added to the Federal List of Endangered and Threatened Wildlife and Plants in order to regulate activities that may impact them. When a species is able to survive on its own in the wild,...

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The Petition Process
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The Petition Process

This document provides information of requests to list a species as an threatened or endangered species under the Endangered Species Act.

View the Public Advisory on Submitting Petitions Under the Endangered Species Act.

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Juvenile gopher tortoise
National Listing and Classification Workplans
This library collection includes information and documents related to our national workplans for domestic and foreign species listing determinations, as well as down and delisting determinations, under the Endangered Species Act.
Library Collection
4 Items
Oregon silverspot butterfly on a yellow flower
National Listing and Classification Guidance
We have issued internal guidance and national policies to promote efficiency and nationwide consistency in implementing the ESA to conserve and recover listed species of plants and animals native to the United States and its territories. This collection includes summaries of our major policies...
Library Collection
6 Items
small pupfish swimming with coral in background
Listing and Classification Policies and Regulations
We have developed a number of national policies and issued internal guidance to promote efficiency and consistency in our implementation of the Endangered Species Act (ESA). Below you will find links to summaries of our major policies related to species listing and critical habitat.
Library Collection
1 Items