"Malheur Reservoir located in Malheur County, Oregon, was chemically treated with liquid rotenone on October 11, 1962 to eliminate an abundant population of black crappie and a smaller population of fine scale...

"Upper Cow Lake located in Malheur County, Oregon has a surface area of 975 acres and a volume of 7,150 acre-feet of water. Chemical treatment of the lake was completed September 11, 1963 to remove an abundant...

"The Opossum shrimp Mysis relicta were collected in Upper Waterton Lake, Alberta, Canada in late August and early September 1965. Approximately 320,000 shrimp were introduced into Waldo, Wallowa, Big Cultus and...

"Rehabilitation of Bully Creek Reservoir, its tributaries, and segments of the Malheur River system was completed in 1963. All waters treated supported large populations of undesirable fish. The treatment...

"Opossum shrimp Mysis relicta were collected in Upper Waterton Lake, Alberta, Canada, in the summer of 1966 for the second successive year. Approximately 650,000 were collected and introduced into Waldo,...

"A segment of the Crooked River, Crook County, Oregon, was chemically treated along with sections of Ochoco Creek, McKay Creek, and Dry River from August 13 to November 5, 1963.' A total of 860 gallons of...

Opossum shrimp, Mysis relicta Loven, were collected at Upper Waterton Lake, Alberta, Canada in the summer of 1967, terminating a three-year project. Approximately 1,090,000 Mysis were transplanted into Big...

"The objective of the reservoir research project is to gather and assemble data concerning the game and rough fish populations in Round Butte, Prineville, and Ochoco Reservoirs to enable efficient management of...