作者单位: | U.S. Geological Survey, California Water Science Center, San Diego, California, United States of America;U.S. Geological Survey, Southwest Region, Denver Federal Center, Denver, Colorado, United States of America;U.S. Geological Survey, Southwest Region, Denver Federal Center, Denver, Colorado, United States of America;U.S. Geological Survey, Western Ecological Research Center, Santa Ana, California, United States of America;U.S. Geological Survey, Western Ecological Research Center, Santa Ana, California, United States of America;U.S. Geological Survey, Western Ecological Research Center, Santa Ana, California, United States of America;U.S. Geological Survey, Western Ecological Research Center, San Diego, California, United States of America
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