Beamish, F. W. H., and Hanson, L. H., 1987, Summary of evaluation methods and population studies of parasitic phase sea lamprey, Johnson, B. G. H., ed., Workshop to evaluate sea lamprey populations "WESLP": background papers and proceedings of the August 1985 workshop: Ann Arbor, Michigan, Great Lakes Fishery Commission, p. 1-61. Abstract: Keywords: