Present distribution of the threatened snail darter (Percina tanasi) Matt Ashton and James B. Layzer Tennessee Cooperative Fishery Research Unit Department of Biology Tennessee Tech University, Cookeville, TN
Objectives of study Present distribution of tributary populations
Study area
Sampling methods Electrofishing - Scott 2003 Snorkeling
Summary table – 2005 snail darter survey
French Broad River
Survey says? Prescence/Abscence French Broad River Other tributaries Young-of-year
Future work Microhabitat use YOY and adult fish French Broad and Hiwassee rivers
Acknowledgements Private land owners, graduate students, and undergraduate students providing assistance.
Questions?