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By: Spoon, Ronald L. - Montana. Department of Fish, Wildlife, and ParksEdition:Publication info: [Helena, Mont.], Montana Dept. of Fish, Wildlife and Parks, [2008]Volume: 2008Series:Holding Institution: Montana State LibrarySubjects: Effect of habitat modification on Effect of water levels on Fishery management Fishes Jefferson River Jefferson River (Mont.) Montana Trout fisheriesBHL Collections: