ACKNOWLEDGMENTS
This special section is dedicated to the memory of Adrienne M. (Petersen) Stapanian. We thank C. Grimes, R. Nicholson, L. Hendee, and the other members of the staff at the Transactions of the American Fisheries Society for their patience and cooperation. Martin A. Stapanian and Charles P. Madenjian served as associate editors for all of the papers in this section. We also thank the contributing authors and the numerous reviewers for their efforts, which resulted in an improved collection. P. Kocovsky, P. Seelbach, C. Grimes, and numerous contributing authors provided comments on this paper. The International Congress on the Biology of Fish and the University of Wisconsin provided the symposium facilities. Use of trade, product, or firm names does not imply endorsement by the U.S. Government. This article is contribution 1785 of the U.S. Geological Survey, Great Lakes Science Center.