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Abstract -- Accurate estimates of female age or length at maturity are critical for the conservation of exploited fish stocks. Age at maturity is particularly important, as it strongly influences population ...
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Abstract -- Catch per unit effort data were gathered for three salt marsh restoration sub-basins, three mainstem river reference locations, and a salt marsh reference sub-basin. Report results cover May-Aug ...
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3. [Article] Evaluation of Juvenile Salmonid Outmigration and Survival in the Lower Umatilla River Basin; Annual Report 2009
Abstract -- In 2009, 3,745 natural and 28,880 hatchery smolts were collected in the juvenile bypass facility at Three Mile Falls Dam (TMFD). A total of 2,876 PIT tagged juvenile salmon and steelhead and ...Citation -
Abstract -- The John Day River subbasin supports one of the last remaining intact wild populations of spring Chinook salmon and summer steelhead in the Columbia River Basin. These populations, however, ...
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Abstract -- The John Day River subbasin supports one of the last remaining intact wild populations of spring Chinook salmon and summer steelhead in the Columbia River Basin. These populations, however, ...
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Abstract -- The juvenile life history of coho salmon Oncorhynchus kisutch in the stream-estuary ecotone of Winchester Creek, South Slough, Oregon, was investigated in 1999–2001. Seines and a rotary screw ...
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7. [Article] LCMP - Juvenile Salmonid Outmigration in the Little North Fork Wilson and Little South Fork Kilchis Rivers - 2001
Abstract -- Since 1998, as part of the Oregon Plan for Salmon and Watersheds, the Oregon Department of Fish and Wildlife (ODFW) has monitored downstream migration of juvenile salmonids (Oncorhynchus spp.) ...Citation -
Abstract -- Scale and otolith analyses were used to determine if high marine survival estimates observed for coho salmon at an Oregon Department of Fish and Wildlife Life Cycle Monitoring Project site ...
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Abstract -- This project provides information as directed under two measures of the Columbia Basin Fish and Wildlife Program (NPPC 1994). Measure 4.3C specifies that the key indicator populations should ...
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Abstract -- Since 2000, ODFW’s Marine Resources Program has been collecting female maturity data on a variety of groundfish species in an effort to improve the maturity data available for use in stock ...
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Abstract -- Borax Lake chub (Gila boraxobius) is represented by a single population that inhabits a 4.1 hectare geothermally-heated alkaline lake in Harney County, Oregon. The Borax Lake chub is a small ...
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12. [Article] Standard operating procedures for collection and preparation of fish scales and data management
Abstract -- The project maintains high standards of quality in estimation of life history parameters, based on reads of fish scales, including accuracy, precision and efficiency from sample and data handling ...Citation -
13. [Article] Development of a system-wide Predator Control Program: Indexing and Fisheries Evaluation - Columbia and Snake Rivers
Abstract -- The Northern Pikeminnow Management Program (NPMP), a fishery aimed at reducing predation on juvenile salmonids by northern pikeminnow (Ptychocheilus oregonensis), was implemented for the 16th ...Citation -
14. [Article] Grande Ronde River Subbasin Salmonid Juvenile Life History Study - Migratory Year 2016
Abstract -- Field data from the Grande Ronde River Subbasin (northeast Oregon) for a study designed to document and describe status and life history strategies of spring Chinook salmon and summer steelhead. ...Citation -
15. [Article] Little Sheep Creek, Imnaha River Subbasin, Rotary Screw Trap Data - Migratory Year 2016
Abstract -- Field data from Little Sheep Creek, Imnaha River Subbasin (northeast Oregon)for a project designed to collect tissue samples from and enumerate summer steelhead outmigrants for an ongoing study ...Citation -
16. [Article] 2016 Oregon pink shrimp biological sampling data
Abstract -- The Oregon pink shrimp fishery depends on Virtual Population Analysis (VPA) to form a Virtual Population Estimate (VPE) for appropriate management. Two key metrics are incorporated into each ...Citation -
Abstract -- This reports summarizes the sampling activities and results from a fall 2004 research cruise to investigate selected aspects of the ecology of the ocean shrimp (Pandalus jordani) grounds as ...
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18. [Article] 2017 Oregon pink shrimp biological sampling data
Abstract -- The Oregon pink shrimp fishery depends on Virtual Population Analysis (VPA) to form a Virtual Population Estimate (VPE) for appropriate management. Two key metrics are incorporated into each ...Citation -
Abstract -- In 1991, the Oregon Department of Fish and Wildlife (ODFW) began an intensive research study at Tenmile Creek on the central Oregon coast to evaluate the effects of a large wood addition on ...
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20. [Article] Lower Snake River Compensation Plan; Oregon Spring Chinook Salmon Evaluation Studies - 2014 Annual Progress Report
Abstract -- This annual progress report summarizes spring-summer Chinook Salmon monitoring data collected by ODFW for the Lower Snake River Compensation Plan (LSRCP) facilities in 2014. Also summarized ...Citation