Snags are a special habitat feature with documented importance in several ecosystem processes. The occurrence and condition of snags can be managed to some degree, so that an ecosystem management program could include benefits of snags in project alternatives. Author of the following section is Darrell E. Evans, US Army Engineer Research and Development Center, Environmental Laboratory, Vicksburg, MS.
Moist-soil management is an established management tool in shallow impoundments, and has potential wetland benefits when placed in a riverine system. Readers could consider multiple moist-soil units along a river, managed with varied drawdown regimes and internal diversity, as a technique to address ecosystem restoration objectives. Jamie C. Feddersen authored the section below, based on his research for a Master’s degree from Southern Illinois University in Carbondale, IL. His research was sponsored in part by the St. Louis District.