Michael J. Lydy | Chemistry and Biochemistry | SIU

Southern Illinois University



College of Agriculture, Life and Physical Sciences

Michael J. Lydy

Adjunct Professor Chemistry and Biochemistry

Michael J. Lydy

Office: 179 Life Science II
Phone: 618-453-4091

Read more at Aquatic Toxicology Laboratory

The major research foci of the Lydy laboratory include evaluating the fate and effects of agrochemicals, studying the effects of multiple stressors on aquatic and terrestrial ecosystems, and developing a better understanding of the chemical and biological factors affecting toxicity, bioavailability and bioaccumulation.


BA, Wittenberg University

MS ,Miami University, Miami OH

Ph.D., The Ohio State University        

Courses taught

Principles of Toxicology, Environmental Risk Assessment, Aquatic Toxicology, Analytical Techniques,  Introduction to GC-MS

Selected recent publications (Total publications >175)

Lydy, M.J., A.D. Harwood, S. Nutile and P.F. Landrum. 2015. Tenax extraction of sediments to estimate desorption and bioavailability of hydrophobic contaminants: A literature review. Integrated Environmental Assessment and Management. doi:10.1002/ieam.1603. Featured article.

de Perre, C, T.M. Murphy and M.J. Lydy. 2015. Fate and effects of clothianidin in fields using conservation practices. Environmental Toxicology and Chemistry. 34(2): 258-265.

Li, H, B. Zhang, Y. Wei, F. Wang, M.J. Lydy, and J. You. 2014. Bioaccumulation of highly hydrophobic organohalogen flame retardants from sediments: Application of toxicokinetics and passive sampling techniques. Environmental Science and Technology. 48: 6957-6964.

Strain, K.E., S.A. Mueting and M.J. Lydy. 2014. Laboratory and field validation of a Cry1Ab protein quantitation methods for water. Talanta.128: 109-116.

Lydy, M.J., P.F. Landrum, A.M.P. Oen, M. Allinson, F. Smedes, A.D. Harwood, H. Li, K.A. Maruya and J. Liu. 2014. Passive sampling methods for contaminated sediments: State of the science for organic contaminants. Integrated Environmental Assessment and Management. 10(2): 167-178.

Weston, D.P. and M.J. Lydy. 2014. Toxicity of the insecticide fipronil and its degradates to benthic macroinvertebrates of urban streams. Environmental Science and Technology. 48: 1290-1297.

Mackenbach, E.M., A.D. Harwood, M.A. Mills, P.F. Landrum and M.J. Lydy. 2014. Application of a Tenax model to assess bioavailability of polychlorinated biphenyls in field sediments. Environmental Toxicology and Chemistry. 33 (2): 286-292.

Mueting, S.A., K.E. Strain and M.J. Lydy. 2014. Validation of an extraction method for Cry1Ab protein from water. Environmental Toxicology and Chemistry. 33(1): 18-25.

Li, H, M. Ma, M.J. Lydy and J. You. 2014. Occurrence, seasonal variation and inhalation exposure of atmospheric organophosphate and pyrethroid pesticides in an urban community in South China. Chemosphere. 95: 363-369.

Weston, D.P., H.C. Poynton, G.A. Wellborn, M.J. Lydy, B.J. Blalock, M.S. Sepulveda and J.K. Colbourne. 2013. Multiple origins of pyrethroid insecticide resistance across the species complex of a nontarget crustacean, Hyalella azteca. Proceedings of the National Academy of Science. 110 (41): 16532-16537.

Weston, D.P., H.L. Ramil and M.J. Lydy. 2013. Pyrethroid insecticides in municipal wastewater. Environmental Toxicology and Chemistry. 32(11): 2460-2468.

Harwood, A.D., P.F. Landrum, D.P. Weston and M.J. Lydy. 2013. Using SPME fibers and Tenax to predict the bioavailability of pyrethroids and chlorpyrifos in field sediments. Environmental Pollution. 173: 47-51.

Ding Y., P.F. Landrum, J. You and M.J. Lydy. 2013. Assessing bioavailability and toxicity of permethrin and DDT in sediment using matrix solid phase microextraction. Ecotoxicology. 22: 109-117.

Li, H., B. Sun, X. Chen, M.J. Lydy, J. You. 2013. Addition of contaminant bioavailability and species susceptibility to a sediment toxicity assessment: Application in an urban stream in China.             Environmental Pollution. 178: 135-141.

Weston, D.P., Y. Ding, M. Zhang and M.J. Lydy. 2013. Identifying the cause of sediment toxicity in agricultural sediments: The role of pyrethroids and nine seldom-measured hydrophobic pesticides. Chemosphere. 90:958-964.