Allen, G.T. 1991. Background contaminants evaluation of Flint Hills National Wildlife Refuge, 1989. U.S. Fish and Wildlife Service Contaminant Report Number R6/502M/91. 40 pp.

Allen, G.T. 1991. Background contaminants evaluation of Kirwin National Wildlife Refuge - 1989. U.S. Fish and Wildlife Service Contaminant Report Number R6/504M/91. 22 pp.

Allen, G.T. 1991. Petroleum hydrocarbons, chlorinated hydrocarbons and metals in soils and sediments of Quivira National Wildlife Refuge. U.S. Fish and Wildlife Service Contaminant Report. 10 pp.

Allen, G.T. 1992. Metal concentrations in blood from fledgling bald eagles of Clinton Reservoir in Kansas. U.S. Fish and Wildlife Service Contaminant Report Number R6/506M/91. 3 pp. 

Allen, G.T. 1992. Metal concentrations in blood from an adult bald eagle nesting at Clinton Reservoir in Kansas. U.S. Fish and Wildlife Service Contaminant Report Number R6/507M/92. 8 pp.

Allen, G.T. 1992. Contaminants in interior least tern eggs from Quivira National Wildlife Refuge, Kansas, in 1990 and 1991. U.S. Fish and Wildlife Service Contaminant Report Number R6/510M/92. 10 pp.

Allen, G.T. 1992. Metals and organic compounds in fish and sediments from the Missouri and lower Kansas Rivers in 1991. U.S. Fish and Wildlife Service Contaminant Report Number R6/509M/92. 24 pp. 

Allen, G.T. and S.H. Blackford. 1993. Contaminants in interior least terns and snowy plover eggs from Quivira National Wildlife Refuge in 1992. U.S. Fish and Wildlife Service Contaminant Report Number R6/511M/93. 9 pp.

Allen, G.T. and S. H. Blackford. 1995. Contaminants evaluation of Neosho madtom habitats in the Neosho River drainage in Kansas. U.S. Fish and Wildlife Service Contaminant Report Number R6/513M/95. 75 pp.

Allen, G.T. and S.H. Blackford. 1997. Arsenic, mercury, selenium, and organochlorine compounds in interior least tern eggs in the Northern Great Plains states, 1992-1994. U.S. Fish and Wildlife Service Contaminant Report Number R6/515M/97. 39 pp.

Allen, G.T., S.H. Blackford, and D. Welsh. 1998. Arsenic, Mercury, Selenium, and Organochlorines and Reproduction of Interior Least Tern Eggs in the Northern Great Plains, 1992-1994. Colonial Waterbirds 21:356-366.

Allen, G.T., S.H. Blackford, V.M. Tabor, and M.S. Cringan. 1999. Metals, Boron, and Selenium in Neosho Madtom Habitats in the Neosho River in Kansas, U.S.A. Environmental Monitoring and Assessment. In Press.

Allen, G.T., S.H. Blackford, V.M. Tabor, and M.S. Cringan. 2000. Metals, Boron, and Selenium in Neosho Madtom Habitats in the Neosho River in Kansas, U.S.A. Environmental Monitoring and Assessment 66:1-21.

Allen, G.T. and T. Fannin. 1993. Background contaminants evaluation of the Republican River drainage: Colorado, Kansas, Nebraska. U.S. Fish and Wildlife Service Contaminant Report Number R6/512M/93. 52 pp.

Allen, G.T. and T. Nash. 1992. Contaminants survey of the proposed Marais des Cygnes National Wildlife Refuge. U.S. Fish and Wildlife Service Contaminant Report Number R6/508M/92. 22 pp. 

Allen, G.T., T.J. Nash, and D.E. Janes. 1995. Contaminants Evaluation of Marais des Cygnes National Wildlife Refuge in Kansas and Missouri, U.S.A. Environmental Management 19:393-404.

Allen, G.T., J. Veatch, R.K. Stroud, C. Vendel, R.H. Poppenga, L. Thompson, J. A. Shafer, and W. E. Braselton. 1996. A Case of Poisoning of Raptors in Winter with Flowable Furadan. Journal of Wildlife Diseases 32:385-389.

Allen, G.T. and R.M. Wilson. 1990. Selenium in the Aquatic Environment of Quivira National Wildlife Refugs. Prairie Naturalist 22:129-135.

Allen, Veatch, Stroud, Vendel, et al. Winter poisoning of coyotes and raptors with furadan-laced carcass baits. Carbamates/Carbofuran 

Allen, G.T. and R.M. Wilson. 1989. Selenium in the aquatic environment of Quivira National Wildlife Refuge. U.S. Fish and Wildlife Service Contaminant Report. 21 pp.

Allen, G.T. and R.M. Wilson. 1990. Selenium in the Aquatic Environment of Quivira National Wildlife Refuge. Prairie Naturalist 22:129_135.

Allen, G.T., and R.M. Wilson. 1991. Metals and organic compounds in Missouri River fish in 1988. U.S. Fish and Wildlife Service Contaminant Report Number R6/503M/91. 69 pp.

Allen, G.T. and R.M. Wilson. 1992. Trace elements and organic compounds in the Spring River Basin of southeastern Kansas in 1988. U.S. Fish and Wildlife Service Contaminant Report Number R6/505M/91. 60 pp.

Blackford, S.H. and G.T. Allen. 1996. Contaminants evaluation of the Solomon River drainage in Kansas. U.S. Fish and Wildlife Service Contaminant Report Number R6/514M/96. 46 pp.

Goodman, T.A., R.M. Wilson, T.J. Kelly, and R.L. Kibler Jr. 1987. Biological assessment of the aquatic environment in the lower Kansas River Basin, Kansas, and Nebraska. US Fish and Wildlife Service, Manhattan, KS.

Miesner, J.F. 2000. Contaminant residue analysis of fish tissues from Marais des Cygnes National Wildlife Refuge-Kansas. U.S. Fish and Wildlife Service Contaminant Report Number: R6/801M/1998. 32pp. [PDF file size 38 KB]

Welsh, Ruelle, Allen, Palawski, Fannin. Contaminants in rare and endangered fish of the Missouri River Fish.

Wilson and Allen. Selenium in the aquatic environment of Quivira National Wildlife Refuge in 1987. R6 Studies - Kansas.