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River Science at the U.S. Geological Survey
USGS. 2006a. Ecology in the USGS Water Resources Discipline. Unpublished report. Reston, Va.: USGS.
USGS. 2006b. Examples of Ecological Projects in USGS Water Science Centers. Unpublished report. Reston, Va.: USGS.
Vannote, R. L., G. W. Minshall, K. W. Cummins, J. R. Sedell, and C. E. Cushing. 1980. The river continuum concept. Canadian Journal of Fisheries and Aquatic Sciences 37:130-137.
Vorosmarty, C. J., B. M. Fekete, M. Meybeck, and R. B. Lammers. 2000. Geomorphometric attributes of the global system of rivers at 30-minute spatial resolution. Journal of Hydrology 237(2):27-39(23).
Weeks, E. P., H. L. Weaver, G. S. Campbell, and B. N. Tanner. 1987. Water use by saltcedar and by replacement vegetation in the Pecos River floodplain between Acme and Artesia, New Mexico. Geological Survey Professional Paper 491-G. Reston, Va.: U.S. Geological Survey.
Williams, J. E., C. A. Wood, and M. P. Dombeck. 1997. Understanding watershed-scale restoration. Pp. 1-16 in Watershed Restoration: Principles and Practices. J. E. Williams, C. A. Wood, and M. P. Dombeck (eds.). Bethesda, Md.: American Fisheries Society.
Wolman, M. G. 1955. The natural channel of Brandywine Creek, Pennsylvania. Professional Paper P 0271. Reston, Va.: U.S. Geological Survey.
Wolman, M. G. 1971. The nation’s rivers. Science 174(4012):905-915.
Wolman, M. G., and L. B. Leopold. 1957. River flood plains; some observations on their formation. Pp. 87-109 in Professional Paper 282-C. Reston, Va.: U.S. Geological Survey.
Wolock, D. W. 2003. Estimated Mean Annual Natural Ground-Water Recharge in the Conterminous United States. U.S. Geological Survey Open-file Report 03-311. Reston, Va.: U.S. Geological Survey.
Young, R. A. 2005. Determining the Economic Value of Water: Concepts and Methods. Washington, D.C.: Resources for the Future Press.