Walter G. Nelson

• Condition of estuaries of the western United States for 1999
• Ecological condition of coastal ocean waters along the U.S. western continental shelf, 2003
• The condition of tidal wetlands of Washington, Oregon, and California, 2002
• Ecological condition of coastal ocean waters along the U.S. western continental shelf, 2003
• Ecological condition of coastal ocean waters along the U.S. western continental shelf, 2003
• Physical and biological guidelines for beach restoration projects
• Seagrasses and protective criteria
• Seagrasses and protective criteria
• Seagrasses and protective criteria
• The condition of tidal wetlands of Washington, Oregon, and California, 2002
• The condition of tidal wetlands of Washington, Oregon, and California, 2002