Life history and identification of Salvinia species, a floating, rootless tree fern and a noxious aquatic weed. Site includes posters, instructions on submitting sightings, how to subscribe to a listserv on the weed, and a bibliography.
Explains USGS scientific research and monitoring activities focused on ecosystems, with examples from emerging diseases, invasive species, rangeland fire, and the complex interactions among organisms and human activities.
Webpage on research on sea otters (Euhydra lutris) in the nearshore environment of the eastern Pacific Ocean with information on status of otters on the coast of Alaska, Washington, and California and link to fact sheet in PDF format.
The U.S. Geological Survey established a sediment trap in the northern Gulf of Mexico to collect time-series data on the flux and assemblage composition of live planktic foraminifers. This report provides an update of the 2008 time-series data to include
Describes how social scientists and natural resource managers work together to develop cooperation and public help in solving complex natural resource issues. Links to the use of public surveys in a project for black-tailed prairie dog management.