programs Natural Resources

Research Reports

• Reddish Egret (Egretta rufescens) Spatial Ecology and Susceptibility to Disturbance along the Texas Coast.
  Giese et al. Texas A&M University – Kingsville.
  Contract close: October 2026 (Available soon)
• Species Distribution Modeling and Adapted-Hunt Drift Fence Technique (AHDriFT) Surveys to Understand the Distribution and Habitat Preferences of the Texas Scarlet Snake (Cemophora lineri)
  Shawn F McCracken, Ph.D. Texas A&M University – Corpus Christi. August 2026.
  (Available soon)
• Population Genomics of Texas-Endemic Map Turtles (Graptemys Caglei and G. Versa): An Assessment of Phylogeographic Structure, Range Expansion and Hybridization (PDF)
  Jesse M. Meik, Ph.D. Tarleton State University. August 2026.
• A Survey of the Bees of East Texas, with a Focus on Floral Interactions and Conservation Status of Bumble Bees and Long-horned Bees
  Williams et al. Sam Houston State University. August 2026.
• Environmental Tolerances and Habitat Association of Three Procambarus Crayfish in Texas (PDF)
  Walker et al. The University of Texas at Tyler. July 2026.
• Spatial Dynamics and Distribution of the Texas Diamondback Terrapin (Malaclemys terrapin Littoralis) Along the Middle Texas Gulf Coast (PDF)
  McCracken et al. Texas A&M University – Corpus Christi. May 2026.
• Population Assessment of Smalleye (Notropis buccula) and Sharpnose (Notropis oxyrhynchus) Shiners in the Brazos River and Data-driven Recommendations for Long-term Monitoring (PDF)
  Hoeinghaus et al. University of North Texas. February 2026.
• Historical Changes and Seasonal Variation in Freshwater Fish Assemblages of the Neches and Upper Sabine River Basins (PDF)
  Perkin et al. Texas A&M AgriLife Research. April 2026.
• Digital Distribution Maps of the Bats of Texas (PDF)
  Stevens and Fisher. Texas Tech University. January 2026.
• Monitoring Diversity of Texas Tortoise Populations and Distributions of their Risks (PDF)
  Tleimat et al. Texas A&M University – Corpus Christi. December 2025.
• Distribution and Habitat Associations of the Federally Threatened Mexican Spotted Owl (Strix occidentalis lucida) in Texas (PDF)
  Boal and Bibles. Texas Tech University. November 2025.
• Survey of the hooded skunk in the Trans-Pecos Ecoregion (PDF)
  Dowler et al. Angelo State University. October 2025.
• Efficacy of Using Environmental DNA (eDNA) to Detect Alligator Snapping Turtles (PDF)
  Lutterschmidt et al. Sam Houston State University. August 2025.
• Population Trends and Foraging Behavior of Mexican Long-nosed Bats (Leptonycteris nivalis) in Emory Cave (PDF)
  Ammerman et al. Angelo State University. August 2025.
• Development of a CODIS-like Database for the Conservation and Management of Black Bears in Texas (PDF)
  Bradley et al. Texas Tech University. August 2025.
• Statewide Status, Phenology and Habitat Use of Bats with Particular Focus on Tricolored Bat (Perimyotis subflavus) and Cave Myotis (Myotis velifer) (DOCX)
  Fritts et al. Texas State University. May 2025.
  Supplemental Information (XLSX)
• East Texas Mussel Surveys and Tolerances (PDF)
  Bonner et al. Texas State University. January 2025.
• Understanding the Survivability and Habitat Use of Alligator Snapping Turtles (Macrochelys temminckii) in East Texas via Telemetry Studies (PDF)
  Schalk et al. Stephen F. Austin State University. November 2024.
• Establishing an eDNA Protocol for the Detection of the Karst Salamander Group Eurycea from Central Texas
  Hillis et al. University of Texas at Austin. February 2024.
  • Final Report (PDF)
  • Environmental DNA Sampling Protocol (PDF)
• Identifying Best Practices to Survey for Spot-tailed Earless Lizards
  Henke et al. Texas A&M University Kingsville. December 2023.
  • Final Report Part I (PDF)
  • Final Report Part 2 (PDF)
  • Final Data (XLSB)
• Range-wide Survey for Louisiana Pigtoe (Pleurobema riddellii) and Texas Heelsplitter (Potamilus amphichaenus) (PDF)
  Bonner et al. Texas State University. September 2023.
• Spatial Ecology of the Plains Spotted Skunk, (Spilogale interrupta), in Texas (PDF)
  Dowler et al. Angelo State University. August 2023.
• Spatial Ecology of the Texas Kangaroo Rat (Dipodomys elator) (PDF)
  Stevens et al. Texas Tech University. June 2023.
• Matagorda Bay Ecosystem Assessment
  Stunz et al. Texas A&M University – Corpus Christi. May 2023.
• Assessment of Available Habitat and Occurrence of the Black-Spotted Newt (Notophthalmus meridionalis) in Texas (PDF)
  Davis et al. University of Texas Rio Grande Valley. April 2023.
• Baseline Study of Alligator Snapping Turtle (Macrochelys temminckii) Population Viability in Texas Watersheds (PDF)
  Guillen et al. University of Houston – Clear Lake. March 2023.
• Distribution, Abundance and Habitat Associations of the Western Chicken Turtle in Texas (PDF)
  Guillen et al. University of Houston – Clear Lake. March 2023.

Research Reports Archive