TY - RPRT TI - Metal exposure to a benthic invertebrate, Hydropsyche californica, in the Sacramento River down stream of Keswick Reservoir, California AU - Daniel J. Cain AU - James L. Carter AU - Steven V. Fend AU - Samuel N. Luoma AU - Charles N. Alpers AU - Howard E. Taylor PY - 2000 DO - 10.3133/ofr98654 UR - https://pubs.usgs.gov/publication/ofr98654 ID - ofr98654 ER -