Bill Larsen
Field Supervisor/ Biologist. Mr. Larsen has extensive experience in karst studies and management in Williamson, Travis and Bexar Counties. Since 1988 he has conducted karst surveys, karst feature excavations, and biological surveys throughout central Texas. He has conducted karst feature surveys on 20,000 acres in central Texas. He has participated in several dye trace studies in Uvalde, Bexar, and Comal counties. He has 15 years experience with red imported fire ant control within endangered species habitat. He also has training in identification of Texas freshwater mussels.