Robert L Tobin

• Chemical and biological quality of selected lakes in Ohio, 1976 and 1977
• Initial effects of Stagecoach Reservoir on discharge, water-quality characteristics, and suspended-sediment loads in the Yampa River, northwestern Colorado
• Sediment transport and water-quality characteristics and loads, White River, northwestern Colorado, water years 1975-88
• Water-quality and sediment-transport characteristics in Kenney Reservoir, White River basin, northwestern Colorado
• Water-quality characteristics of streams in the Piceance Creek and Yellow Creek drainage basins, northwestern Colorado, water years 1977-81