Chlorophyll a and inorganic suspended solids in backwaters of the upper Mississippi River system backwater lake effects and their associations with selected environmental predictor...

by Rogala, James T.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, Upper Midwest Environmental Sciences Center, 2006

Pool 25 water level management alternatives and their effects on habitat

by Wlosinski, Joseph H.
Published: U.S. Geological Survey, Environmental Management Technical Center ; National Technical Information Service [distributor], 1996