References
- Fitzpatrick , F. A. , Waite , I. R. , D'Arconte , P. J. , Meador , M. R. , Maupin , M. A. and Gurtz , M. E. 1998 . Revised methods for characterizing stream habitat in the National Water-Quality Assessment Program , Raleigh, North Carolina : U.S. Geological Survey . Water Resources Investigations Report 98–4052