TY - RPRT TI - Fish assemblage relationships with physical characteristics and presence of dams in three eastern Iowa rivers AU - Clay Pierce AU - Nicholas L. Ahrens AU - Anna K. Loan-Wilsey AU - Gregory A. Simmons AU - Gregory T. Gelwicks PY - 2013 DO - 10.1002/rra.2654 UR - https://pubs.usgs.gov/publication/70173580 ID - 70173580 ER -