GalleryΒΆ
Sand dunes on the bed of the Colorado River in Grand Canyon, Arizona
Fine/coarse transition on the bed of the Colorado River in Glen Canyon, Arizona
Submerged reef and a school of fish, in the Gulf of Mexico off the coast of Texas. Credit: Richard Kline and Michael Bollinger from the University of Texas Rio Grande Valley. Funded by the Texas Parks and Wildlife Department, Artificial Reef Program.
Boat marina in Dog River, Alabama. Credit: Allen Aven, Dauphin Island Sea Lab
Lower Suwannee River, Florida. Credit: Florida Fish and Wildlife Commission: Information Science and Management. Funded by U.S. Fish and Wildlife Service State Wildlife Grant (SWG)