GIS Downloads

• Powerpoint slides detailing the affect large dams have had on the steelhead population in the California Central Valley

  • CA Central Valley Dams and Historical Salmonid Populations
  • CA Central Valley Dams and Historical Salmonid Populations with USFS

• Green Sturgeon Final CH Shapes.zip (5,144 kb)

• Chinook Salmon and Steelhead Critical Habitat and Distribution GIS data

• Black Abalone Critical Habitat

• Salmon and Steelhead Species and Population Boundaries (ESU and DPS Boundaries)

  • The maps and datasets linked above were updated in January 2013 to make use of newer watershed boundaries that better depict the freshwater range of Pacific salmon and steelhead under NOAA Fisheries' jurisdiction. They are provided for general reference only and do not constitute a legal description of any species listed under the U.S. Endangered Species Act.