o 



CM 



c/) Martin, A. C, N. Hotchkiss, F. M. Uhler, and W. S. Bourn. 1953. 



Z Classification of wetlands of the United States. Special Scientific Re- 



5 port:Wildlife No. 20. U.S. Dept. of Interior, Fish and Wildlife Ser- 



u] vice, Washington, D.C. 



^ Shaw, S. P., and C. G. Fredine. 1956. Wetlands of the United States. 



Q U.S. Dept. of Interior, Fish and Wildlife Service, Cir. 39, p. 1-67. 



< Wastler, T. A., and L. C. de Guerrero. 1968. National Estuarine In- 



Z ventory. U.S. Dept. of Interior, Federal Water Pollution Control Ad- 



ministration, Div. Tech. Serv., Office Estuarine Studies, Washington, 

 D.C, p. 1-77. 



