Identifying monitoring information needs that support the management of fish in large rivers. oleh Timothy D Counihan, Kristen L Bouska, Shannon K Brewer, Robert B Jacobson, Andrew F Casper, Colin G Chapman, Ian R Waite, Kenneth R Sheehan, Mark Pyron, Elise R Irwin, Karen Riva-Murray, Alexa J McKerrow, Jennifer M Bayer