Michael Warriner

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Grayscale U.S. Fish and Wildlife Service logo
Supervisory Fish & Wildlife Biologist; Listing and Recovery Branch Supervisor
Austin Ecological Services Field Office
Ecological Services
Address

1505 Ferguson Lane
Austin, TX 78754
United States

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Additional roles
Interim Terrestrial Karst Invertebrate Lead Biologist
Species expertise
Diamond Tryonia (Pseudotryonia adamantina)
Chihuahua Catfish (Ictalurus sp.)
Diminutive Amphipod (Gammarus hyalelloides)
Gonzales Springsnail (Tryonia circumstriata)
Pecos Amphipod (Gammarus pecos)
Salado Salamander (Eurycea chisholmensis)
Georgetown Salamander (Eurycea naufragia)
Jollyville Plateau Salamander (Eurycea tonkawae)
Widemouth Blindcat (Satan eurystomus)
Toothless Blindcat (Trogloglanis pattersoni)
Mimic Cavesnail (Phreatodrobia imitata)

From The Library

Austin Ecological Services Field Office Species Lead Biologist Contact Information
Name
Austin Ecological Services Field Office Species Lead Biologist Contact Information

Species lead biologists responsibilities and contact information for listed, proposed, and petitioned species from the Austin Ecological Services Field Office. Permittees should refer to their Section 10(a)(1)(A) permit for annual reporting requirements for other authorized activities.

Excel Document
Section 10(a)(1)(A) Scientific Permit Requirements For Federally Listed Eurycea Salamanders
Name
Section 10(a)(1)(A) Scientific Permit Requirements For Federally Listed Eurycea Salamanders

Scientific permit requirements for conducting and reporting on presence/absence surveys and related permitted activities for listed Eurycea salamanders.  Please note that this document supersedes any previous guidance from the Service on conducting presence/absence surveys.  We...

PDF

In The News

Ponds surrounded by browning grass. The pond in the foreground has algae growth and the day is sunny.
Endangered Species Act
Final Recovery Plan for Three Endangered Aquatic Invertebrates Available
The U.S. Fish and Wildlife Service is releasing the final recovery plan for three endangered aquatic invertebrate species that inhabit springs within desert wetlands of the Chihuahuan Desert of West Texas: the Diamond tryonia, Gonzales tryonia and Pecos amphipod. The overall recovery strategy...
Brown and black spotted lizard in grassy area.
Endangered Species Act
West Texas Lizard Will Not Be Listed Under ESA
Recent research confirms several thriving populations of the Plateau spot-tailed earless lizard across its historical range in the Edwards Plateau region of Central and West Texas.
a Satan eurystomus in profile
Endangered Species Act
Proposed Listing for Two Rare Texas Cavefish
The U.S. Fish and Wildlife Service today announced a proposal to list the toothless blindcat and widemouth blindcat, two cave-dwelling catfish species from the San Antonio segment of the Edwards Aquifer in Bexar County, Texas, as endangered under the Endangered Species Act (ESA).