Large-scale macroinvertebrate assemblage patterns from least-disturbed wadeable stream sites across the 48 contiguous US statesW. J. Gerth, A. T. Herlihy and J. C. SifneosKnowl. Managt. Aquatic Ecosyst., 408 (2013) 02DOI: https://doi.org/10.1051/kmae/2013037