Changes in dissolved organic matter quality in a northern hardwood forest revealed by excitation emission spectroscopy

JohnFranco Saraceno1, James B Shanley2, Brian A Pellerin3 and Angela M Hansen1, (1)USGS California Water Science Center Sacramento, Sacramento, CA, United States, (2)U.S. Geological Survey, Montpelier, United States, (3)US Geological Survey, Observing Systems Division, Reston, United States