U.S. Environmental Protection Agency. 1971. Report on pollution affecting 

 shellfish harvesting in Galveston Bay, Texas. 



. 19 72. Report on the evaluations of wasted sources in the Calcasieu River 

 basin, Louisiana. Division of Field Investigations, Denver, Colorado. 



U.S. Fish and Wildlife Service. 1975. Distribution in states and counties 

 of waterfowl species harvested during 1961-70 hunting seasons. 



U.S. Geological Survey. 1977 (and earlier years). Water resources data for 

 Louisiana. Prepared in conjunction with the Louisiana Department of 

 Public Works. Washington, D.C. 



U.S. National Marine Fisheries Service. 19 71. A hydrographic survey of the 

 Galveston Bay system, Texas, 1963-1966. U.S. Dep. Commerce, Washington, 

 D.C. 



U.S. Public Health Service. 1952. Report on water pollution, Sabine River 

 basin. Washington, D.C. 



U.S. Soil Conservation Service. 19 35. Soil survey of Galveston County, Texas, 

 prepared in cooperation with Texas Agricultural Experiment Station, 

 College Station, Texas. 



. 1954. Sabine River and Neches River watersheds, Texas and Louisiana 



survey report. Including the Calcasieu River and Mermentau River water- 

 sheds, Louisiana. Program for runoff and waterflow retardation and soil 

 erosion prevention. Unpubl. 



. Soil Survey Jefferson County, Texas. Prepared with the Texas Agricultural 



Experiment Station, College Station. Ser. 1960 No. 21. 



_. 19 75. Sabine Pass State Park Erosion Control RC and D Measure Plan, Jef- 

 ferson County, Texas, sponsored by Texas Parks and Wildl. Dep. and Coastal 

 Soil and Water Conservation District, Austin. 



. 19 76a. Keith Lake water exchange pass, an environmental assessment. U.S. 



Dep. Agriculture, Temple, Texas. 



. 19 76b. Soil survey of Chambers County, Texas. Prepared with the Texas 



Agricultural Experiment Station, College Station. 



. 1977. Texas coastal basins: main report, cooperative river basin survey, 

 2 vols, and Appendix. Prepared with the Texas Water Development Board, 

 the Texas State Soil and Water Conservation Board, the Interagency Council 

 on Natural Resources and the Environment, and the Texas Water Rights Com- 

 mission, Washington, D.C. 



Valentine, J. M. , Jr., J. R. Walther, K. M. McCartney, and F. M. Ivy. 1972. 

 Alligator diets on the Sabine National Wildlife Refuge, Louisiana. J. 

 Wildl. Manage. 36(3) : 809-815. 



Vladykov, V. D. and J. R. Greeley. 1963. Order Acipenseroidei . Pages 24-59 



in H. B. Bigelow et al., eds. Fishes of the western North Atlantic. Mem. 

 No. 1, Sears Found. Mar. Res., Part 3, New Haven, Connecticut. 



405 



