Stable isotopes provide insight into sources and cycling of dissolved nitrogen compounds in the Sacramento-San Joaquin Delta, California, USA

Joseph Fackrell, USGS California Water Science Center, Sacramento, CA, United States, Carol Kendall, USGS, Menlo Park, CA, United States, Megan B Young, US Geological Survey, Menlo Park, CA, United States, Tamara E C Kraus, USGS, Sacramento, CA, United States and Sara Peek, USGS Volcano Science Center, Menlo Park, CA, United States