Sklar, F. H. 1976. Primary productivity in the Mississippi Delta Bight near 

 a shallow bay estuarine system in Louisiana. M.S. Thesis. Louisiana 

 State Univ., Baton Rouge. 



Sloss, R. 1971. Chemical, biological, and physical data for the major lakes 

 and reservoirs in Louisiana. Basic Rep. 6. U.S. Geological Survey Water 

 Resources Division, and Louisiana Department of Public Works, Washington, 

 D.C. 



Smith, F. E. 1975. Ecosystems and evolution. Ecology 56(4) : 2-6 . 



Smith, F. W. 1973. A study of waterfowl habitats, populations and fluctua- 

 tions in the lower Trinity River and the upper Trinity Bay, Texas. Ph.D. 

 Diss. Texas A&M Univ., College Station. 



Smith, H. M. 1907. The fishes of North Carolina. N.C. Geol. Econ. Surv. 2. 

 453 pp. 



_. 1956. Handbook of amphibians and reptiles of Kansas. 2nd ed. Univ. 

 Kan. Mus. Nat. Hist. Misc. Publ. 9:1-356. 



Smith, L. 19 70. The Galveston Bay area economic base. Univ. Texas, Bureau 

 of Business Research, Austin. 



Smithey, D. A., R. H. Chabreck, F. W. Martin, E. T. Sipco, and J. R. Walther. 

 1973. Social behavior and migration patterns of blue and snow geese 

 wintering in Louisiana and eastern Texas. Proc. 27th Annu. Conf. South- 

 east. Assoc. Game Fish. Comm. 



Soileau, D. M. 1968. Vegetative reinvasion of experimentally treated plots 

 in a brackish marsh. M.S. Thesis. Louisiana State Univ., Baton Rouge. 



Southeast Fisheries Center. 1977. Environmental assessment of an active 

 oil field in the northwestern Gulf of Mexico. U.S. Dep. Commerce, 

 National Oceanic and Atmospheric Administration, Galveston Laboratory. 



Spindler, M. A., and R. E. Noble. 1974. Fall vegetation on the spoil banks 

 of Superior Canal, Cameron Parish, La. La. Acad. Sci. 37:74-88. 



Springer, S. and H. R. Bullis. 1956. Collections by the OREGON in the Gulf 

 of Mexico. U.S. Fish Wildl. Serv. Spec. Sci. Rep. 196:1-134. 



Springer, V. G. , and K. D. Woodburn. 1960. An ecological study of the fishes 

 of the Tampa Bay area. Florida State Board Conserv. , Prof. Pap. Ser. 1. 

 104 pp. 



Stacy, G., R. 0. Smitherman, and J. W. Avault , Jr. 1970. Food habits of the 

 bowfin in Lacassine National Wildlife Refuge and other locations in 

 southern Louisiana. Prog. Fish-Cult. 32(3) : 153-157 . 



Stewart, R. E. 1962. Waterfowl populations in the upper Chesapeake region. 

 U.S. Fish Wildl. Serv. Spec. Sci. Rep. Wildl. 65. 208 pp. 



401 



