Drs. Ludsin, Marschall, and Fraker published with multiple colleagues in EcoSphere. The work was a collaboration between the University of Toledo, Ohio State University, the Ohio Department of Natural Resources Division of Wildlife, Bowling Green State University, and USGS. The article is entitled: Portfolio theory as a management tool to guide conservation and restoration of multi-stock fish populations*.
*DuFour, M.R., May, C.J., Roseman, E.F., Mayer, C.M., S.A. Ludsin, C.S. Vandergoot, J.J. Pritt, M.E. Fraker, J.J. Davis, J.T. Tyson, J.G. Miner, and E.A. Marschall. 2015. Portfolio theory as a management tool to guide conservation and restoration of multi-stock fish populations. EcoSphere 6: article 296 (21 pp.) doi: 10.1890/ES15-00237.1.