References
- Hubert , W. A. and Bergersen , E. P. 1998 . Define the purpose of habitat analysis and avoid the activity trap . Fisheries , 23 ( 5 ) : 20 – 21 .
- Kohler , C. C. and Hubert , W. A. 1999 . Inland fisheries management in North America, second edition Bethesda, Maryland : American Fisheries Society .
- Murphy , B. R. and Willis , D. W. 1996 . Fisheries techniques, second edition Bethesda, Maryland : American Fisheries Society .