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• 1. [Article] Habitat Improvement Project, No. 1

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 1 Author: Oregon. State Game Commission. Fishery Division, Bisbee, Lawrence E. Title: Habitat Improvement Project, No. 1 Author: Oregon. State Game Commission. Fishery Division, Bisbee, Lawrence E. Close

• 2. [Article] Habitat Improvement Project, No. 14

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 14 Author: Guymon, R. D., Oregon. State Game Commission. Fishery Division, Howell, G. E., Holderman, W. E. Title: Habitat Improvement Project, No. 14 Author: Guymon, R. D., Oregon. State Game Commission. Fishery Division, Howell, G. E., Holderman, W. E. Close

• 3. [Article] Habitat Improvement Project, No. 3

  "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 ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 3 Author: Oregon. State Game Commission. Fishery Division, Bisbee, Lawrence E. "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 suckers and redside shiners. Tests for toxicity indicated the reservoir had detoxified prior to December I, 1962. A progress report outlining the actual chemical treatment was distributed as Habitat Improvement Project, Fishery Division, Oregon State Game Commission, Number 1. The reservoir was restocked in 1963 with 270,845 rainbow trout fingerling weighing 1,363 pounds. A fishery developed by late July and continued until the end of the trout season on October 31, 1963. It was estimated that a total of 2,300 anglers fished the reservoir in 1963. Fish population studies were conducted and some problem areas were re-treated with rotenone." (Abstract from Author) Title: Habitat Improvement Project, No. 3 Author: Oregon. State Game Commission. Fishery Division, Bisbee, Lawrence E. "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 suckers and redside shiners. Tests for toxicity indicated the reservoir had detoxified prior to December I, 1962. A progress report outlining the actual chemical treatment was distributed as Habitat Improvement Project, Fishery Division, Oregon State Game Commission, Number 1. The reservoir was restocked in 1963 with 270,845 rainbow trout fingerling weighing 1,363 pounds. A fishery developed by late July and continued until the end of the trout season on October 31, 1963. It was estimated that a total of 2,300 anglers fished the reservoir in 1963. Fish population studies were conducted and some problem areas were re-treated with rotenone." (Abstract from Author) Close

• 4. [Article] Habitat Improvement Project, No. 9

  "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 ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 9 Author: Oregon. State Game Commission. Fishery Division, Bisbee, Lawrence E. "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 population of coarsescale suckers, bridgelip suckers, squawfish, black bullhead, shiners and dace. Approximately 55 miles of tributary streams above the lake were chemically treated in August and September 1963. The preparation and treatment of the reservoir were detailed in a Progress Report, printed and distributed under the Habitat Improvement Project, Fishery Division series, Report Number 6. The present report covers the work accomplished after the chemical treatment to December 31, 1964." (Abstract from Author) Title: Habitat Improvement Project, No. 9 Author: Oregon. State Game Commission. Fishery Division, Bisbee, Lawrence E. "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 population of coarsescale suckers, bridgelip suckers, squawfish, black bullhead, shiners and dace. Approximately 55 miles of tributary streams above the lake were chemically treated in August and September 1963. The preparation and treatment of the reservoir were detailed in a Progress Report, printed and distributed under the Habitat Improvement Project, Fishery Division series, Report Number 6. The present report covers the work accomplished after the chemical treatment to December 31, 1964." (Abstract from Author) Close

• 5. [Article] Habitat Improvement Project, No. 16

  "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 ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 16 Author: Oregon. State Game Commission. Fishery Division, Sayre, Robert C., Stout, Wendell H. "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 Timothy Lakes in Oregon." (Abstract from Authors) Title: Habitat Improvement Project, No. 16 Author: Oregon. State Game Commission. Fishery Division, Sayre, Robert C., Stout, Wendell H. "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 Timothy Lakes in Oregon." (Abstract from Authors) Close

• 6. [Article] Habitat Improvement Project, No. 7

  "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 ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 7 Author: Oregon. State Game Commission. Fishery Division, Montgomery, Monty L., Bisbee, Lawrence E. "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 procedures are discussed by project segment within the report. A portion of the funds was appropriated by the U. S. Bureau of Reclamation with disbursement supervised by the U. S. Fish and Wildlife Service, Bureau of Sport Fisheries and Wildlife." (From Introduction) Title: Habitat Improvement Project, No. 7 Author: Oregon. State Game Commission. Fishery Division, Montgomery, Monty L., Bisbee, Lawrence E. "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 procedures are discussed by project segment within the report. A portion of the funds was appropriated by the U. S. Bureau of Reclamation with disbursement supervised by the U. S. Fish and Wildlife Service, Bureau of Sport Fisheries and Wildlife." (From Introduction) Close

• 7. [Article] Habitat Improvement Project, No. 20

  "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, ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 20 Author: Grenfell, Ralph A., Oregon. State Game Commission. Fishery Division, Stout, Wendell H. "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, Wallowa, Big Cultus, Crescent, and Timothy Lakes in Oregon." (Abstract From Authors) Title: Habitat Improvement Project, No. 20 Author: Grenfell, Ralph A., Oregon. State Game Commission. Fishery Division, Stout, Wendell H. "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, Wallowa, Big Cultus, Crescent, and Timothy Lakes in Oregon." (Abstract From Authors) Close

• 8. [Article] Habitat Improvement Project, No. 13

  "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 ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 13 Author: Herrig, Richard G., Oregon. State Game Commission. Fishery Division "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 liquid synergized rotenone (Pro-Noxfish) was used to obtain toxicities up to 2.0 ppm in 87 miles of river and tributary streams...Fish population studies were conducted periodically with an electroshocker to determine fish growth'and.species composition." (Abstract from Author) Title: Habitat Improvement Project, No. 13 Author: Herrig, Richard G., Oregon. State Game Commission. Fishery Division "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 liquid synergized rotenone (Pro-Noxfish) was used to obtain toxicities up to 2.0 ppm in 87 miles of river and tributary streams...Fish population studies were conducted periodically with an electroshocker to determine fish growth'and.species composition." (Abstract from Author) Close

• 9. [Article] Habitat Improvement Project, No. 23

  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 ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 23 Author: Swan, Ralph L., Oregon. State Game Commission. Fishery Division, Stout, Wendell H. 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 Cultus, Crescent, Detroit, Fourmile, Ice, Miller, Odell, Olive, Timothy, Waldo, and Wallowa Lakes in an attempt to enhance the quantity of fish food organisms in these Oregon waters. (From the abstract) Title: Habitat Improvement Project, No. 23 Author: Swan, Ralph L., Oregon. State Game Commission. Fishery Division, Stout, Wendell H. 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 Cultus, Crescent, Detroit, Fourmile, Ice, Miller, Odell, Olive, Timothy, Waldo, and Wallowa Lakes in an attempt to enhance the quantity of fish food organisms in these Oregon waters. (From the abstract) Close

• 10. [Article] Habitat Improvement Project, No. 22

  "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 ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 22 Author: Herrig, Richard G., Oregon. State Game Commission. Fishery Division "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 the fisheries. The project has been divided into three different jobs: 'Importance of size and race of stocked rainbow trout in reservoir production'; 'Reservoir fish population inventory'; and 'Limnology, water quality and productivity studies of reservoirs' (From Objectives Section of Abstract) Title: Habitat Improvement Project, No. 22 Author: Herrig, Richard G., Oregon. State Game Commission. Fishery Division "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 the fisheries. The project has been divided into three different jobs: 'Importance of size and race of stocked rainbow trout in reservoir production'; 'Reservoir fish population inventory'; and 'Limnology, water quality and productivity studies of reservoirs' (From Objectives Section of Abstract) Close

• 11. [Article] Habitat Improvement Project, No. 2

  "The construction of Illinois Falls fish ladder on the Illinois River in Oregon was completed in November 1961. The ladder was opened and operated during the winter of 1961-62. Final cleanup and rock removal ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 2 Author: Oregon. State Game Commission. Fishery Division, Borovicka, Robert L., Jacobson, Donald M. "The construction of Illinois Falls fish ladder on the Illinois River in Oregon was completed in November 1961. The ladder was opened and operated during the winter of 1961-62. Final cleanup and rock removal was completed in the fall of 1962. The ladder was installed on a natural barrier where fish passage was delayed by low and moderately high river levels. The facility installed was a concrete vertical baffle-type fishway patterned after the Hells Gate fishway in use on the Fraser River in Canada. Since the ladder has been installed, salmon and steelhead have arrived at upper river areas much earlier than previously recorded. Concentrations of fish have not been observed below the falls." (Abstract from Author) Title: Habitat Improvement Project, No. 2 Author: Oregon. State Game Commission. Fishery Division, Borovicka, Robert L., Jacobson, Donald M. "The construction of Illinois Falls fish ladder on the Illinois River in Oregon was completed in November 1961. The ladder was opened and operated during the winter of 1961-62. Final cleanup and rock removal was completed in the fall of 1962. The ladder was installed on a natural barrier where fish passage was delayed by low and moderately high river levels. The facility installed was a concrete vertical baffle-type fishway patterned after the Hells Gate fishway in use on the Fraser River in Canada. Since the ladder has been installed, salmon and steelhead have arrived at upper river areas much earlier than previously recorded. Concentrations of fish have not been observed below the falls." (Abstract from Author) Close

• 12. [Article] Habitat Improvement Project, No. 4

  "Unity Reservoir in Baker County, Oregon, was chemically treated with liquid rotenone on October 17, 1962. Approximately 136 miles of streams and diversion ditches and seven small ponds, tributary to the ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 4 Author: Oregon. State Game Commission. Fishery Division, Sayre, Robert C., Borovicka, Robert L. "Unity Reservoir in Baker County, Oregon, was chemically treated with liquid rotenone on October 17, 1962. Approximately 136 miles of streams and diversion ditches and seven small ponds, tributary to the reservoir, were treated with liquid rotenone prior to work on the reservoir. The reservoir at time of treatment contained 1,700 acre-feet of water and covered 320 acres. A total of 700 gallons of liquid synergized rotenone was used on the tributary system and 850 gallons in the impoundment...Chemical tests of water were made to determine rotenone content...The reservoir was restocked with rainbow trout...A successful sport fishery developed in the fall of 1963 for 6 to 10-inch rainbow trout." (Abstract from Author) Title: Habitat Improvement Project, No. 4 Author: Oregon. State Game Commission. Fishery Division, Sayre, Robert C., Borovicka, Robert L. "Unity Reservoir in Baker County, Oregon, was chemically treated with liquid rotenone on October 17, 1962. Approximately 136 miles of streams and diversion ditches and seven small ponds, tributary to the reservoir, were treated with liquid rotenone prior to work on the reservoir. The reservoir at time of treatment contained 1,700 acre-feet of water and covered 320 acres. A total of 700 gallons of liquid synergized rotenone was used on the tributary system and 850 gallons in the impoundment...Chemical tests of water were made to determine rotenone content...The reservoir was restocked with rainbow trout...A successful sport fishery developed in the fall of 1963 for 6 to 10-inch rainbow trout." (Abstract from Author) Close

• 13. [Article] Habitat Improvement Project, No. 21

  "A view-window counting station was operated at the Pacific Power and Light Company's dam on the North Umpqua River at Winchester, Douglas County, Oregon. The fish passing the dam each season were enumerated ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 21 Author: Bauer, Jerry A., Oregon. State Game Commission. Fishery Division "A view-window counting station was operated at the Pacific Power and Light Company's dam on the North Umpqua River at Winchester, Douglas County, Oregon. The fish passing the dam each season were enumerated by species, according to a statistical sampling program established at Oregon State University. The counter recorded the marked fish of hatchery origin contained in each run of fish. The data collected were used to project total figures for each species of fish, evaluate hatchery production, provide information to the public, and in formulating angling regulations." (Abstract From Author) Title: Habitat Improvement Project, No. 21 Author: Bauer, Jerry A., Oregon. State Game Commission. Fishery Division "A view-window counting station was operated at the Pacific Power and Light Company's dam on the North Umpqua River at Winchester, Douglas County, Oregon. The fish passing the dam each season were enumerated by species, according to a statistical sampling program established at Oregon State University. The counter recorded the marked fish of hatchery origin contained in each run of fish. The data collected were used to project total figures for each species of fish, evaluate hatchery production, provide information to the public, and in formulating angling regulations." (Abstract From Author) Close

• 14. [Article] Habitat Improvement Project, No. 5

  "Big Lava Lake in Deschutes County, Oregon, was chemically treated September 19, 1963, to eliminate a population of roach and white fish. An estimated kill in excess of 400,000 fish resulted from the application ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 5 Author: Oregon. State Game Commission. Fishery Division, Montgomery, Monty L., Griggs, James D. "Big Lava Lake in Deschutes County, Oregon, was chemically treated September 19, 1963, to eliminate a population of roach and white fish. An estimated kill in excess of 400,000 fish resulted from the application of 4,620 gallons of liquid rotenone (Pro-Noxfish) at a toxicity of 2.0 ppm. Live -boxed brook trout were used to determine toxicity duration. Twenty-five trout live-boxed in five sets on October 14 were all alive when the live boxes were removed October 25. Brook trout, totaling 254,573, were stocked in Big Lava October 29 and 30, and November 6, 1964." (Abstract from Author) Title: Habitat Improvement Project, No. 5 Author: Oregon. State Game Commission. Fishery Division, Montgomery, Monty L., Griggs, James D. "Big Lava Lake in Deschutes County, Oregon, was chemically treated September 19, 1963, to eliminate a population of roach and white fish. An estimated kill in excess of 400,000 fish resulted from the application of 4,620 gallons of liquid rotenone (Pro-Noxfish) at a toxicity of 2.0 ppm. Live -boxed brook trout were used to determine toxicity duration. Twenty-five trout live-boxed in five sets on October 14 were all alive when the live boxes were removed October 25. Brook trout, totaling 254,573, were stocked in Big Lava October 29 and 30, and November 6, 1964." (Abstract from Author) Close

• 15. [Article] Habitat Improvement Project, No. 17

  "Fall Creek Reservoir is a unit of the comprehensive plan of the U. S. Army Corps of Engineers for flood control and multiple use of the water resources of the upper Willamette Basin. The reservoir is ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 17 Author: Swan, Ralph L., Oregon. State Game Commission. Fishery Division "Fall Creek Reservoir is a unit of the comprehensive plan of the U. S. Army Corps of Engineers for flood control and multiple use of the water resources of the upper Willamette Basin. The reservoir is located on Big Fall Creek, nineteen miles southeast of Eugene in Lane County...Undesirable fish species that compete with anadromous fish were to be eliminated from the watershed. Rough fish problems could conceivably make expensive fish facilities useless by depleting runs...Funds for the project were provided to the Oregon State Game Commission by the U. S. Army Corps of Engineers." (Abstract from Author) Title: Habitat Improvement Project, No. 17 Author: Swan, Ralph L., Oregon. State Game Commission. Fishery Division "Fall Creek Reservoir is a unit of the comprehensive plan of the U. S. Army Corps of Engineers for flood control and multiple use of the water resources of the upper Willamette Basin. The reservoir is located on Big Fall Creek, nineteen miles southeast of Eugene in Lane County...Undesirable fish species that compete with anadromous fish were to be eliminated from the watershed. Rough fish problems could conceivably make expensive fish facilities useless by depleting runs...Funds for the project were provided to the Oregon State Game Commission by the U. S. Army Corps of Engineers." (Abstract from Author) Close

• 16. [Article] Habitat Improvement Project, No. 26

  Fintrol-5 was experimentally tested in six isolated gold dredge ponds in Sumpter Valley. The tests revealed all coarse fish in treated ponds were killed in a period varying between 7 hours and 144 hours; ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 26 Author: Oregon. State Game Commission. Fishery Division, Sayre, Robert C. Fintrol-5 was experimentally tested in six isolated gold dredge ponds in Sumpter Valley. The tests revealed all coarse fish in treated ponds were killed in a period varying between 7 hours and 144 hours; toxic water subbing from treated ponds would kill fish in downstream ponds if water table dillution was not too great; and, the period of toxicity varied from 2 days to 12 days in treated ponds, dependent upon rate of water exchange. One pond without water exchange was treated at a concentration of .075 ppb. All but 30 fish were killed. Title: Habitat Improvement Project, No. 26 Author: Oregon. State Game Commission. Fishery Division, Sayre, Robert C. Fintrol-5 was experimentally tested in six isolated gold dredge ponds in Sumpter Valley. The tests revealed all coarse fish in treated ponds were killed in a period varying between 7 hours and 144 hours; toxic water subbing from treated ponds would kill fish in downstream ponds if water table dillution was not too great; and, the period of toxicity varied from 2 days to 12 days in treated ponds, dependent upon rate of water exchange. One pond without water exchange was treated at a concentration of .075 ppb. All but 30 fish were killed. Close

• 17. [Article] Habitat Improvement Project, No. 19

  "The following projects were completed between July 1, 1965, and June 30, 1966, under the stream clearance segment of the State-wide Stream Improvement Program. The larger segments were initiated by requesting ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 19 Author: Guymon, R. D., Oregon. State Game Commission. Fishery Division, Kernan, G. J., Holderman, W. E. "The following projects were completed between July 1, 1965, and June 30, 1966, under the stream clearance segment of the State-wide Stream Improvement Program. The larger segments were initiated by requesting competitive bids with the contract for logjam removal awarded to the lowest acceptable bid. The smaller projects were undertaken either by force account or rental of equipment complete with operator. The equipment and method used on each project varied." (From First Paragraph) Title: Habitat Improvement Project, No. 19 Author: Guymon, R. D., Oregon. State Game Commission. Fishery Division, Kernan, G. J., Holderman, W. E. "The following projects were completed between July 1, 1965, and June 30, 1966, under the stream clearance segment of the State-wide Stream Improvement Program. The larger segments were initiated by requesting competitive bids with the contract for logjam removal awarded to the lowest acceptable bid. The smaller projects were undertaken either by force account or rental of equipment complete with operator. The equipment and method used on each project varied." (From First Paragraph) Close

• 18. [Article] Habitat Improvement Project, No. 8

  "Miller Lake was chemically treated with toxaphene on September 16, 1958 to destroy a population of parasitic lamprey (E.tridentatus) and Tui Chub (Siphatelep bicolor). Toxaphene was applied at the rate ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 8 Author: Oregon. State Game Commission. Fishery Division, Borovicka, Robert L., Gerlach, Arthur H. "Miller Lake was chemically treated with toxaphene on September 16, 1958 to destroy a population of parasitic lamprey (E.tridentatus) and Tui Chub (Siphatelep bicolor). Toxaphene was applied at the rate of 0.04 ppm. No lamprey or fish have been collected in the lake since the chemical treatment. Work since 1959 has been in the form of testing the water for residual toxaphene and toxicity to trout. Materials and water were analyzed by Charlton Laboratories in Portland, Oregon by paper chromatography. The Agricultural Chemistry Department at Oregon State University conducted the majority of the analyses by gas chromatography. The detailed information on the chemical treatment was reported in a progress report February 13, 1959. Testing of Miller Lake will continue under Federal Aid Project No. F-20-D-20." (Abstract from Author) Title: Habitat Improvement Project, No. 8 Author: Oregon. State Game Commission. Fishery Division, Borovicka, Robert L., Gerlach, Arthur H. "Miller Lake was chemically treated with toxaphene on September 16, 1958 to destroy a population of parasitic lamprey (E.tridentatus) and Tui Chub (Siphatelep bicolor). Toxaphene was applied at the rate of 0.04 ppm. No lamprey or fish have been collected in the lake since the chemical treatment. Work since 1959 has been in the form of testing the water for residual toxaphene and toxicity to trout. Materials and water were analyzed by Charlton Laboratories in Portland, Oregon by paper chromatography. The Agricultural Chemistry Department at Oregon State University conducted the majority of the analyses by gas chromatography. The detailed information on the chemical treatment was reported in a progress report February 13, 1959. Testing of Miller Lake will continue under Federal Aid Project No. F-20-D-20." (Abstract from Author) Close

• 19. [Article] Habitat Improvement Project, No. 18

  "South Twin Lake in Deschutes County, Oregon was chemically treated September 14, 1965, to eliminate a population of Tui Chub (Siphateles bicolor). A total of 605 gallons of liquid synergized rotenone ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 18 Author: Oregon. State Game Commission. Fishery Division, Griggs, James D. "South Twin Lake in Deschutes County, Oregon was chemically treated September 14, 1965, to eliminate a population of Tui Chub (Siphateles bicolor). A total of 605 gallons of liquid synergized rotenone and 9,750 pounds of powdered rotenone was applied to the lake. It was estimated that 130,000 mature chub were killed. Only a small number of rainbow trout were found in the lake. Live-boxed rainbow were used to determine toxicity duration. Eight trout live-boxed in three sets fourteen days after treatment experienced no mortality after six days exposure to the lake water. Rainbow trout totaling 5,014 were stocked November 24, 1965." (Abstract From Author) Title: Habitat Improvement Project, No. 18 Author: Oregon. State Game Commission. Fishery Division, Griggs, James D. "South Twin Lake in Deschutes County, Oregon was chemically treated September 14, 1965, to eliminate a population of Tui Chub (Siphateles bicolor). A total of 605 gallons of liquid synergized rotenone and 9,750 pounds of powdered rotenone was applied to the lake. It was estimated that 130,000 mature chub were killed. Only a small number of rainbow trout were found in the lake. Live-boxed rainbow were used to determine toxicity duration. Eight trout live-boxed in three sets fourteen days after treatment experienced no mortality after six days exposure to the lake water. Rainbow trout totaling 5,014 were stocked November 24, 1965." (Abstract From Author) Close

• 20. [Article] Habitat Improvement Project, No. 24

  Fish passing Winchester Dam view-window counting station on the North Umpqua River were enumerated. Figure 1 is a map of the Umpqua basin and denotes the counting station. The counts for summer steelhead, ...

  Citation × Citation Citation Abstract Copy Title: Habitat Improvement Project, No. 24 Author: Oregon. State Game Commission. Fishery Division, Bauer, Jerry A. Fish passing Winchester Dam view-window counting station on the North Umpqua River were enumerated. Figure 1 is a map of the Umpqua basin and denotes the counting station. The counts for summer steelhead, fall chinook, and sea-run cutthroat increased while those for winter steelhead, spring chinook, and coho decreased. By far the greater number of fish again passed through the station from Noon to 8 p.m. The contribution of the hatchery and rearing pond programs to the anadromous fishery was demonstrated by the numbers of marked fish returning (1008 and 6700 percent of each run). Substantially higher returns from March releases over fish stocked in either April or May is indicated. (From the abstract) Title: Habitat Improvement Project, No. 24 Author: Oregon. State Game Commission. Fishery Division, Bauer, Jerry A. Fish passing Winchester Dam view-window counting station on the North Umpqua River were enumerated. Figure 1 is a map of the Umpqua basin and denotes the counting station. The counts for summer steelhead, fall chinook, and sea-run cutthroat increased while those for winter steelhead, spring chinook, and coho decreased. By far the greater number of fish again passed through the station from Noon to 8 p.m. The contribution of the hatchery and rearing pond programs to the anadromous fishery was demonstrated by the numbers of marked fish returning (1008 and 6700 percent of each run). Substantially higher returns from March releases over fish stocked in either April or May is indicated. (From the abstract) Close