Figure 2. Relative abundance versus size of mussels in West Branch Susquehanna River near Milton, PA.
Figure 3. Professor Newlin helps River Mechanics engineering students learn how to use Marsh McBirney flow meters to assess shear stresses at base of stream restoration structures at White Deer Creek research site.
Figure 5. Two-dimensional variations in flow velocities across the White Deer Creek channel measured using Sontek RiverSurveyor hydroacoustic methods.