TY - RPRT TI - Contaminants in stream sediments from seven United States metropolitan areas: part II—sediment toxicity to the amphipod Hyalella azteca and the midge Chironomus dilutus AU - Nile E. Kemble AU - Douglas K. Hardesty AU - Christopher G. Ingersoll AU - James L. Kunz AU - Paul K. Sibley AU - Daniel L. Calhoun AU - Robert J. Gilliom AU - Kathryn Kuivila AU - Lisa H. Nowell AU - Patrick W. Moran PY - 2012 DO - 10.1007/s00244-012-9815-y UR - https://pubs.usgs.gov/publication/70042262 ID - 70042262 ER -