EPA/620/R-07/002 
September 2007 
The Condition of Tidal Wetlands 
of Washington, Oregon, 
and California - 2002 
Authors 
Walter G. Nelson, Henry Lee II, Janet O. Lamberson, Faith A. Cole, 
Christine L. Weilhoefer and Patrick J. Clinton 
U.S. Environmental Protection Agency 
Office of Research and Development 
National Health and Environmental Effects Research Laboratory 
Western Ecology Division 
Newport, Oregon, 97365 
