freshwater mussel research...meghan hope senior division manager economic growth and endangered...
TRANSCRIPT
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Texas Comptroller of Public Accounts
Meghan Hope
Senior Division Manager
Economic Growth and Endangered Species Management Division
Freshwater Mussel Research
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Texas Comptroller of Public Accounts
Central Texas Freshwater Mussels
Historic Distribution
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Texas Comptroller of Public Accounts
Surveys Locations
• Brazos River– Little River drainage
– Upstream of Possum Kingdom Reservoir
• Colorado River– Lower Colorado River (between
Longhorn Dam and Bay City Dam)
– Middle Colorado (between O.H. Ivy Lake and Lake Buchanan)
• Upper Guadalupe River– Upstream of Canyon Lake
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Texas Comptroller of Public Accounts
Smooth Pimpleback
Texas Pimpleback
Texas Fawnsfoot
Texas Fatmucket
False Spike
http://www.tamuirnrmussels.com/photos.html
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Texas Comptroller of Public Accounts
Lower Colorado
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Texas Comptroller of Public Accounts
Lower Colorado
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Texas Comptroller of Public Accounts
Lower Colorado
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Texas Comptroller of Public Accounts
Task 2: Applied Research
Auburn University
• Thermal and hypoxia tolerance experiments for adult and juvenile mussels
• Nitrogenous compounds and salinity tolerance experiments on adult mussels
• Turbidity tolerance experiments
• Desiccation tolerance on adult mussels
SMARC
Isotope Analysis
• Stable isotope analysis to evaluate relative contribution of each food source resources
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Texas Comptroller of Public Accounts
Environmental Flow Analysis
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Texas Comptroller of Public Accounts
Mark-recapture studies
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Texas Comptroller of Public Accounts
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Texas Comptroller of Public Accounts