1. Bathymetric mapping, sediment quality, and water quality of Lake Delhi, Iowa, 2001-02 Author/Creator: Schnoebelen, Douglas J. Publication/Creation: Iowa City, Iowa : U.S. Geological Survey ; Denver, Colo. : U.S. Geological Survey, 2003 Resource Type: Book Access & Availability: Loading
2. Benthic algae of benchmark streams in agricultural areas of eastern Wisconsin Author/Creator: Eikenberry, Barbara C. Scudder, author Publication/Creation: Middleton, Wisconsin : U.S. Geological Survey, 2001 Resource Type: Book Access & Availability: Loading
3. Benthic invertebrates in Lake Marion and selected tributaries in the vicinity of a hazardous-waste landfill near Pinewood, South Carolina, 1988 Author/Creator: Belval, Donna L., author Publication/Creation: Columbia, South Carolina : U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading
4. Benthic invertebrates of benchmark streams in agricultural areas of eastern Wisconsin, Western Lake Michigan Drainages Author/Creator: Rheaume, S. J., author Publication/Creation: Madison, Wisconsin : U.S. Geological Survey, 1996 Resource Type: Book Access & Availability: Loading