Scope and content Typescript and handwritten manuscripts and papers documenting Mottley's varied research interests in ichthyology and zoology, including salmon migration, Kamloops and rainbow trout, fisheries, taxonomy, fish population dynamics, and the relationship between environmental factors and applied ecology. Papers on fisheries written jointly with Russell F. Lord, C. W. Lyon, Jr., Daniel R. Embody, and H. John Rayner. Notes and reports relating to biostatistics of Paul Lake Trout Population...