TY - RPRT TI - Inter-annual changes in the benthic community structure of riffles and pools in reaches of contrasting gradient AU - J.L. Carter AU - S.V. Fend PY - 2001 DO - 10.1023/a:1012535013043 UR - https://pubs.usgs.gov/publication/70023714 ID - 70023714 ER -