Arizona Ecological Services
Southwest Region
"Conserving the Nature of America"

Desert Tortoise
Sonoran Population
Scientific Name:
Gopherus (=Xerobates, =Scaptochelys) agassizii
Photograph of a Sonoran Desert Tortoise
Credit: © Jeff Servoss
 Office Lead:
Jeff Servoss
Click on the Cactus to View the Document Title Author(s) Year File Size/Source
Endangered and Threatened Wildlife and Plants; 90-Day Finding on a Petition to List the Sonoran desert tortoise (Gopherus agasizzii) as a Distinct Population Segment (DPS) under the Endangered Species Act: Federal Register
 Endangered and Threatened Wildlife and Plants; 90-Day Finding on a Petition to List the Sonoran desert tortoise (Gopherus agasizzii) as a Distinct Population Segment (DPS) under the Endangered Species Act: Federal Register U.S. Fish and Wildlife Service August 28, 2009 28 Kb
News Release: Sonoran Desert Tortoise May Warrant Protection Under the Endangered Species Act
 News Release: Sonoran Desert Tortoise May Warrant Protection Under the Endangered Species Act Arizona Ecological Services Office August 27, 2009 33 Kb
Questions and Answers: 90-day Finding for the Sonoran Desert Tortoise
 Questions and Answers: 90-day Finding for the Sonoran Desert Tortoise Arizona Ecological Services Office August 27, 2009 43 Kb
Petition to List the Sonoran Desert Tortoise (Gopherus agassizii) Under the U.S. Endangered Species Act
Petition to List the Sonoran Desert Tortoise (Gopherus agassizii) Under the U.S. Endangered Species Act WildEarth Guardians and Western Watersheds Project October 2008 918 Kb
Recommended Specifications for Desert Tortoise Exclusion Fencing
Recommended Specifications for Desert Tortoise Exclusion Fencing US Fish and Wildlife Service September 2005 123 Kb
Desert Tortoise Exclusion Fence Diagrams
Desert Tortoise Exclusion Fence Diagrams US Fish and Wildlife Service 2005 102 Kb
Link to the General Species Information document
 General Species Information Arizona Ecological Services Field Office July 2005 13 Kb
Management Plan for the Sonoran Desert Population of the Desert Tortoise in Arizona
 Survey Protocol for Sonoran Desert Tortoise Monitoring Plots: Reviewed and Revised Arizona Game and Fish Department April 2000 281 Kb
Management Plan for the Sonoran Desert Population of the Desert Tortoise in Arizona
 Management Plan for the Sonoran Desert Population of the Desert Tortoise in Arizona Arizona Interagency Desert Tortoise Team December 1996 3 MB

Last updated: August 28, 2009