TY - RPRT TI - Nutrient concentrations in Upper and Lower Echo, Fallen Leaf, Spooner, and Marlette Lakes and associated outlet streams, California and Nevada, 2002-03 AU - Michael S. Lico PY - 2004 DO - 10.3133/ofr20041333 UR - https://pubs.usgs.gov/publication/ofr20041333 ID - ofr20041333 ER -