TY - RPRT TI - Chronic toxicity of nickel-spiked freshwater sediments: variation in toxicity among eight invertebrate taxa and eight sediments AU - John M. Besser AU - William G. Brumbaugh AU - Christopher G. Ingersoll AU - Chris D. Ivey AU - James L. Kunz AU - Nile E. Kemble AU - Christian E. Schlekat AU - Emily R. Garman PY - 2013 DO - 10.1002/etc.2271 UR - https://pubs.usgs.gov/publication/70058837 ID - 70058837 ER -