Obed Contreras-Sosa, of the U.S. Army Corps of Engineers (USACE) Galveston District (SWG) adds another crab trap to the stack on the shore of Old River, near Wallisville, Texas, February 22, 2024. Environmental conservation and natural resource management are key components of the Galveston District’s mission. These are exemplified in SWG’s Wallisville Lake Project. The project serves a variety of purposes, including: fish and wildlife preservation; salinity control via saltwater barriers; fresh water supply for the Houston area; and navigation for commercial and recreational boating.