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<br />ACTIVITY FREQUENCY VARIABLE QUANTIFIED / QUALIFIED <br />3RAPHIC SURVEY 1 TIME / YR @ BED ELEVATION <br />50 SECTIONS BANK POSITION <br />WETTED WIDTH <br />BAR/ISLAND POSITION/ELEVATION <br />IBED/BANK SEDIMENT SAMPLING 1 TIME / YR @ GRAIN SIZE <br />25 SECTIONS GRADATION <br />PERCENT SILT AND CLAY <br />PHOTOGRAPHY 1 TIME / YR @ BANK STABILITY <br />50 SECTIONS VEGETATION <br />WHAT YOU LEARN FROM THE DATA <br />THE INTEGRATED YEARLY CHANGE IN THESE VARIABLES IN EACH REACH <br />WHAT TRENDS ARE PRESENT ALONG EACH <br />REACH <br />WHAT ARE THE STATISTICS <br />WHAT TRENDS ARE SIGNIFICANT <br />THE INTEGRATED CHANGE IN APPEARANCE OF EACH REACH <br />WITH RESPECT TO THESE <br />VARIABLES <br />REFERENCES: <br />Buchanan, T.J., and Somers, W.P., 1969, Discharge measurements at gauging stations: US Geological Survey Techniques Water <br />Resources Investigations, Book 3, Chap A8, 65 p. <br />Buchanan, T.J., and Somers, W.P., 1968, Stage measurement at gauging stations: US Geological Survey Techniques Water Resources <br />Investigations, Book 3, Chap A7, 28 p. <br />Carter, R.W., and Davidian, J., 1968, General Procedure for gauging streams: US Geological Survey Techniques Water Resources <br />Investigations, Book 3, Chap A6, 13 p. <br />Edwards, T.K., and Glysson, G.D., 1988, Field methods for measurement of fluvial sediment: US Geological Survey Open-File <br />Report 86-531, 118 p. <br />Guy, H.P., 1969, Laboratory theory and methods for sediment analysis: US Geological Survey Techniques Water Resources <br />Investigations, Book 5, Chap C1, 58 p. <br />Page 13 of 15