Supplementary Material

Toxicity Reference Values for Chlorophacinone and Their Application for

Assessing Anticoagulant Rodenticide Risk to Raptors

Ecotoxicology

Barnett A. Rattner, Katherine E. Horak, Rebecca S. Lazarus, Sandra L. Schultz,

Susan Knowles, Benjamin G. Abbo and Steven F. Volker

______

B.A. Rattner, R.S. Lazarus, S.L. Schultz U.S. Geological Survey, Patuxent Wildlife Research Center, Beltsville, MD 20705, USA

K.E. Horak, B.G. Abbo, S.F. Volker U.S. Department of Agriculture, Animal and Plant Health Inspection Service, National Wildlife Research Center, Fort Collins, CO 80521, USA

S. Knowles U.S. Geological Survey, National Wildlife Health Center, Madison, WI 53711, USA ______

Running head: Chlorophacinone and American kestrels

Corresponding author: Barnett A. Rattner, Ph.D.

U.S. Geological Survey, Patuxent Wildlife Research Center

Email: [email protected]

Figure S1. Association between total CPN consumed per kestrel and CPN residues in liver (p <

0.001, adjusted R2 = 0.31, n = 30).