Description of river input monitoring project's collecting and analyzing water-quality data to calculate and explain load and trend estimates of selected nutrients and suspended solids for five major river basins in the Chesapeake Bay watershed.
Links to descriptions, maps, photos, and reports of projects related to studies of the effects of dams and flow regulation in watersheds altered by humans in the state of Michigan including Muskegon and Kalamazoo Rivers and the Seney refuge.
Brief review of studies with sidescan sonar on sediment in the Grand Canyon as part of research on the changes brought about by the Glen Canyon Dam and the results gathered from a 1996-controlled flood experiment with links to related information.
Homepage for description of the National Stream Quality Network (NASQAN), a long-term program monitoring the concentrations and flux of sediment and chemicals in the Nation's largest rivers (Mississippi, Columbia, Colorado, Rio Grande, and Yukon).
Web site for an Internet Map Service (IMS) serving base cartographic data, USGS data, science applications and real time modelling analyses for the Columbia River basin using geospatial analysis technology.
Report describes an electronic database of annotated citations relevant to fish passage through dams. Document may be searched using the search form or downloaded as an Endnote, Microsoft Word, or WordPerfect
Database with detailed data on sites and data collected on scour (downward erosion by streamflow) at bridges, piers, and abutments in the United States.
Homepage linking the historic journey of Lewis and Clark and the research of the USGS in the same region with links to mapping history, remarkable points on the Missouri River, educational activities, photo gallery, and publications.
Description of the development and use of models to study watersheds supporting a broad range of applications and user skills. Includes links to related memos, training, software, projects, and references
Paper on the accelerated erosion of the Rio Puerco, a tributary of the Rio Grande in New Mexico, which has deepened and widened its channel, or arroyo, since the settlement of the region.