George R. Spangler

Evaluation of a New Spiral-Track Biological Filter

George R. Spangler, Rodney B. Pierce, 1986 .

Responses of Lake Trout (Salvelinus namaycush) to Harvesting, Stocking, and Lamprey Reduction

Carl J. Walters, George R. Spangler, Greg Steer, 1980 .

Co-Operative Management of Local Fisheries

George R. Spangler, G. R. Spangler, 1990 .