Bibliography

A small tributary stream in the Chesapeake Bay
Watershed

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Cohn, T.A., 1988, Adjusted maximum likelihood estimation of the moments of lognormal populations from type I censored samples: U.S. Geological Survey Open-File Report 88-350, 34 p.

Cohn, T.A., Delong, L.L., Gilroy, E.J., Hirsch, R.M., and Wells D., 1989, Estimating constituent loads: Water Resources Research, 25 (5) p. 937-942.

Cohn, T.A., Caulder, D.L., Gilroy, E.J., Zynjuk, L.D., and Summers, R.M., 1992, The validity of a simple log-linear model for estimating fluvial constituent loads: An empirical study involving nutrient loads entering Chesapeake Bay: Water Resources Research, v. 28, no. 9, p. 2353-2364.

Gilroy, E.J., Hirsch, R.M., and Cohn, T. 1990, Mean square error of regression-based constituent transport estimates: Water Resources Research, v. 276, no. 9, p. 2069-2077.

Helsel, D.R., and Hirsch, R.M., 2002, Statistical Methods in Water Resources: U.S. Geological Survey Techniques of Water Resources Investigations, book 4, chap. A3, 522 p.

Hirsch, R.M., Moyer, D.L., and Archfield, S.A., 2010, Weighted Regressions on Time, Discharge, and Season (WRTDS), with an Application to Chesapeake Bay River Inputs: Journal of the American Water Resources Association, V. 46, no. 5, 5 p.

Hirsch, R.M., 2014, Large biases in regression-based constituent flux estimates—Causes and diagnostic tools: Journal of the American Water Resources Association, v. 50, no. 6, p. 1401–1424.

Hirsch, R.M., and De Cicco, Laura, 2014, User guide to exploration and graphic for RivEr Trends (EGRET) and dataRetrieval—R packages for hydrologic data: U.S. Geological Survey Techniques and Methods, book 4, chap. A10, 95 p.

Hirsch, R.M., Archfield, S.A., and De Cicco, L.A., 2015, A bootstrap method for estimating uncertainty of water quality trends: Environmental Modelling and Software, v. 73, p. 148-166.

Langland, M J., Lietman, L. L., Hoffman, S., 1998, Yields and trends of nutrients and total suspended solids in nontidal areas of the Chesapeake Bay basin, 1985-96: U.S. Geological Survey Water-Resources Investigations Report 98-4192, 121 p.

Langland, M.J., Phillips, S.W., Raffensperger, J.P., and Moyer, D.L., Landwehr J.M., and Schwarz, G.E., 2006, Changes in streamflow and water quality in selected nontidal sites in the Chesapeake Bay Basin, 1985-2004: U.S. Geological Survey Scientific Investigations Report 2006-5178, 75 p.

Langland, M.J., Blomquist, J.D., Moyer, D.L., and Hyer, K.E., 2012, Nutrient and Suspended Sediment Trends and Yields and Indicator Development of Stream Water Quality Conditions at Nontidal Sites in the Chesapeake Bay Watershed, 1985-2010: U.S. Geological Survey Scientific Investigations Report 2012-5093, 26p.

Langland, M.J., Blomquist, J.D., Moyer, D.L., Hyer, K.E., and Chanat, J.G., 2013, Total nutrient and sediment loads, trends, yields, and nontidal water-quality indicators for selected nontidal stations, Chesapeake Bay Watershed, 1985–2011: U.S. Geological Survey Open-File Report 2013–1052, 51 p., available only at https://pubs.usgs.gov/of/2013/1052/.

Moyer, D.L., Hirsch, R.M., and Hyer, K.E., 2012, Comparison of two regression–based approaches for determining nutrient and sediment fluxes and trends in the Chesapeake Bay watershed: U.S. Geological Survey Scientific Investigations Report 2012-5244, 118 p., URL: https://pubs.usgs.gov/sir/2012/5244/.

Phillips, S.W., ed., 2002, The U.S. Geological Survey and the Chesapeake Bay—The role of science in environmental restoration: U.S. Geological Survey Circular 1220, 32 p.

U.S. Environmental Protection Agency, 2003, Ambient water quality criteria for dissolved oxygen, water clarity, and chlorophyll a for the Chesapeake Bay and its tidal tributaries: EPA 903-R-03-002, 231 p.

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Yochum, S.E., 2000, A revised Load Estimation Procedure for the Susquehanna, Potomac, Patuxent, and Choptank Rivers: U.S. Geological Survey Water-Resources Investigation Report 00-4156, 49 p.