@article {83144, title = {Sixth Oregon Climate Assessment}, year = {2023}, note = {{\textquotedblleft}This sixth Oregon Climate Assessment builds on the previous assessments by continuing to evaluate past and projected future changes in Oregon{\textquoteright}s climate and water supply. Like the fifth assessment, it is structured with the goal of supporting the state{\textquoteright}s mitigation planning for natural hazards and implementation of the 2021 Oregon Climate Change Adaptation Framework.{\textquotedblright} (from the Abstract)}, pages = {249 p.}, institution = {Oregon State University. Oregon Climate Change Research Institute }, address = {Corvallis, Or.}, keywords = {agriculture, air temperature, climate, climate change, coastal hazards, depleted populations, economics, fish, forest fires, human impact, hydrology, introduced species, phenology, precipitation, sea level, snowpack, terrestrial vegetation, water temperature, wildlife}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/gt54kw197 }, author = {Fleishman, Erica and Oregon Climate Change Research Institute.,,} } @article {83147, title = {Status of the European Green Crab, Carcinus maenas, (aka 5-spine crab) in Oregon Estuaries. Report for 2022}, year = {2023}, note = {The invasive European green crab is a voracious predator of bivalve molluscs, small crustaceans and other organisms. It has been present in Oregon since the late 1990s. The population grows when winter waters are warm, as they are during El Ni{\~n}os. Since 2015, however, {\textquotedblleft}recruitment has been good every year. Since green crabs live for 6 years, these recent strong year classes can produce larvae until 2027. . . Now that populations in Oregon, Washington and British Columbia have built up, we have evidence for local production and for larvae sources from a genetically distinct population on Vancouver Island. . .{\textquotedblright} (from the Executive Summary) }, pages = {30 p.}, institution = {Pacific States Marine Fisheries Commission. Aquatic Nuisance Species Project}, address = {Portland, Or.}, keywords = {aquatic invertebrates, Coos Bay, crustaceans, El Nino, European green crab = Carcinus maenas, Grays Harbor (Wa.), introduced species, Netarts Bay, Pacific Decadal Oscillation, population count, Salmon River, Siuslaw River, Tillamook Bay, Umpqua River estuary, Willapa Bay (Wa.), Yaquina Bay}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/73666d40c}, author = {Yamada, Sylvia Behrens and Royer, Cameron and Schooler, Shon and Flitcroft, Rebecca and Vance, Mitch and Randall, Andrea and Fisher, Jennifer} } @article {83272, title = {Western Aquatic Invasive Species Resource Center}, year = {2023}, note = {{\textquotedblleft}This website reflects the collaborative efforts of many states and provinces in the western United States and other regions of the country to prevent the introduction and spread of aquatic invasive species by focusing on their pathways of introduction, sharing information and best management practices, achieving consensus on protocols and standards as well as regulations, developing and implementing outreach campaigns to raise public awareness, and providing training.{\textquotedblleft} (home page) A rich, current resource. }, publisher = {Pacific States Marine Fisheries Commission}, chapter = {2013 Jul.7}, address = {Portland, Or.}, keywords = {introduced species}, url = {https://www.westernais.org/}, author = {Pacific States Marine Fisheries Commission,.,} } @mastersthesis {83234, title = {Arbuscular Mycorrhizal Fungi Colonization Response to Dike Removal in the Salmon River Estuary}, year = {2022}, note = {Arbuscular mycorrhizal fungi are fungi that form symbiotic relationships with plants. These fungi give host plants many benefits, including increased salt tolerance, increased drought tolerance, and resistance to pathogens. For these reasons, they are potentially powerful tools in marsh restoration projects. In this interesting Master{\textquoteright}s thesis, the author sought {\textquotedblleft}to assess the presence and colonization of arbuscular mycorrhizal fungi in Distichlis spicata from three formerly diked areas of the Salmon River Estuary to determine an initial understanding of the mycorrhizal community in tidal wetlands post-restoration{\textquotedblright} (from the Abstract). PSU Dissertations and Theses. Paper 6185}, pages = {46 p.}, school = {Portland State University}, type = {Masters Thesis}, edition = {M.S.}, chapter = {Dept. of Geography}, address = {Portland, Or.}, keywords = {fungi, introduced species, Mitchell Marsh, nutrients, pH, Reference Marsh, salinity, Salmon Creek Marsh, Salmon River Estuary, Saltgrass = Distichlis spicata, Saltmarsh, Soil, wetland restoration, wetland vegetation, Y Marsh}, doi = {https://doi.org/10.15760/etd.8058 }, url = {https://archives.pdx.edu/ds/psu/38751 }, author = {Webb, Elinore} } @article {83120, title = {Spatiotemporal variation in Oregon salt marsh expansion and contraction}, journal = {Estuarine, Coastal and Shelf Science}, volume = {273}, number = {107908}, year = {2022}, note = {Many complex factors come into play in salt marsh expansion, contraction and persistence. Sedimentation, uplift, sea level rise, climate, land use, and floods are some of the factors that can influence the physical features of salt marshes. This article examines some of these factors affecting marshes on the Oregon Coast.}, month = {2022, Aug. 31}, pages = {9 p.}, keywords = {Alsea Bay, Coquille River estuary, geographic information systems, human impacts, introduced species, land use, Nehalem Bay, Netarts Bay, Salmon River Estuary, salt marsh, sediments, wetland delineation}, doi = {https://doi.org/10.1016/j.ecss.2022.107908 }, author = {Peck, Erin K. and Wheatcroft, Robert A.} } @article {83143, title = {Fifth Oregon Climate Assessment}, year = {2021}, note = {{\textquotedblleft}Consistent with its charge under Oregon House Bill 3543, the Oregon Climate Change Research Institute (OCCRI) conducts a biennial assessment of the state of climate change science, including biological, physical, and social science, as it relates to Oregon and the likely effects of climate change on Oregon. . . This Assessment is structured with the goal of serving as a resource for the state{\textquoteright}s mitigation planning for natural hazards and implementation of the 2021 Oregon Climate Change Adaptation Framework.{\textquotedblright} (from the Abstract)}, pages = {93 p.}, institution = {Oregon State University. Oregon Climate Change Research Institute }, address = {Corvallis, Or.}, keywords = {agriculture, air temperature, climate, climate change, coastal hazards, depleted populations, economics, fish, forest fires, human impact, hydrology, introduced species, phenology, precipitation, sea level, snowpack, terrestrial vegetation, water temperature, wildlife}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/pz50h457p }, author = {Dalton, Meghan M. and Fleishman, Erica and Oregon Climate Change Research Institute.,,} } @mastersthesis {83233, title = {A Study of Vegetation Change Over Time in the Salt Marshes of the Salmon River Estuary, Oregon}, year = {2021}, note = {The Salmon River Estuary is well known for having undergone major work to remove dikes and to restore its tidal marshes. In 1962, three tidal marshes were diked to provide pasture land. These dikes have now been sequentially removed: Mitchell Marsh in 1978, Y-Marsh in 1987 and Salmon Creek Marsh in 1996. One undisturbed tidal marsh is used as a reference for natural biodiversity. This Master{\textquoteright}s thesis reports on how vegetation changed in all the marshes during the period from 1988 to 2015. {\textquotedblleft}Results indicate that there are significant differences between the vegetation composition of the restored marshes and the remnant marsh. Restored marshes have become more similar to one another over time but have not returned to their expected reference conditions in the time since restoration{\textquotedblright} (from the Abstract). Colored maps, charts, very nice data visualization.}, pages = {96 p.}, school = {Oregon State University}, type = {Masters Thesis}, edition = {M.S.}, chapter = {College of Earth, Ocean, and Atmospheric Sciences. Dept. of Geography}, address = {Corvallis, Or.}, keywords = {geographical distribution, introduced species, Lyngbye{\textquoteright}s sedge = Carex lyngbyei, Meadow barley = Hordeum brachyantherum, Mitchell Marsh, Mountain rush = Juncus arcticus littoralis, Reference Marsh, Salmon Creek, Salmon Creek Marsh, Salmon River Estuary, salt marsh, Sea milkwort = Glaux maritima, Seaside arrograss = Triglochin maritima, Spearscale orache = Atriplex patula, wetland vegetation, Y Marsh, zonal distribution}, url = {https://ir.library.oregonstate.edu/concern/graduate_thesis_or_dissertations/4x51hr56n}, author = {Schrank, Keaton A.} } @mastersthesis {83231, title = {Do Fungal Symbionts of Salt Marsh Plants Affect Interspecies Competition?}, volume = {M.S.}, year = {2020}, note = {In order to restore salt marshes, it is necessary to know more about their environments. One aspect of salt marsh vegetation is their fungal symbiotes. This Master{\textquoteright}s thesis reports on a study of arbuscular mycorrhizal fungi and their relationships to three common marsh plants: Baltic rush, tufted hairgrass, and the invasive reed canary grass. Plants were removed from a high marsh in the Salmon River Estuary, along with soil core samples. Plants were grown in a greenhouse, inoculated with fungi from the marsh, and placed in several competition scenarios. {\textquotedblleft}This experiment indicates that fungal inoculation may offer stress amelioration through photosynthetic pathway II to Juncus balticus and may have the opposite effect of non-native Phalaris arundinacea{\textquotedblright} (from the Abstract). The author goes on to suggest that in cases like this, when the fungi give more benefits to native species than to introduced species, commercial inoculants may be useful. This is a beginning for learning which fungi-marsh plant combinations are valuable for salt marsh restoration. PSU Dissertations and Theses Paper 5579. }, pages = { 59 p.}, school = {Portland State University}, address = {Portland, Or.}, keywords = {Baltic rush = Juncus balticus, fungi, introduced species, nutrients, pH, Reed canary grass = Phalaris arundinacea, salinity, Salmon River Estuary, Saltmarsh, Soil, Tufted hairgrass = Deschampsia cespitosa, wetland restoration, wetland vegetation}, url = {https://archives.pdx.edu/ds/psu/33995 }, author = {Robertson-Rojas, Vanessa} } @article {83142, title = {Future Climate Projections. Lincoln County}, year = {2020}, note = {This is a report for the Oregon Department of Land Conservation and Development. In a complex environment, multiple factors influence the effects of climate change. Nevertheless, {\textquotedblleft}Climate change is expected to increase the occurrence of most climate---related risks considered in this report. The risks of heat waves are projected to increase with very high confidence due to strong evidence in published literature, model consensus, and robust theoretical principles for continued increasing temperatures.{\textquotedblright} (from the Abstract) Those who care about these issues will find this report of great interest. We learn, for example, that the Yaquina River Estuary will probably lose wetlands, while the Yachats River Estuary will gain wetlands due to climate change.}, pages = {60 p.}, institution = {Oregon State University. Oregon Climate Change Research Institute}, address = {Corvallis, Or.}, keywords = {air temperature, Alsea River, Beaver Creek, climate, climate change, coastal hazards, depleted populations, Depoe Bay, economics, erosion, fish, floods, forest fires, human impact, hydrology, introduced species, precipitation, Salmon River, sea level, Siletz River, terrestrial vegetation, water temperature, wetland delineation, wildlife, Yachats River, Yaquina River}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/z603r6081 }, author = {Dalton, Meghan M.} } @article {37331, title = {Non-Indigenous Aquatic Species}, year = {2013}, note = {A great resource, but slow to update. Can search by species name, common name, state, even down to the watershed area. Color photographs.}, chapter = {2013, Jul.7}, keywords = {introduced species}, url = {https://nas.er.usgs.gov/}, author = {U.S. Geological Survey,} } @article {51391, title = {Atlas of Nonindigenous Marine and Estuarine Species in the North Pacific}, volume = {EPA/600/R/12/631}, year = {2012}, note = {{\textquotedblleft}The Atlas of Nonindigenous Marine and Estuarine Species in the North Pacific {\textellipsis} provides maps of native and invaded ecoregions for all the reported marine/estuarine nonindigenous species (NIS) in the North Pacific, exclusive of marsh plants. Additionally, environmental and habitat information for each species is summarized in two-page species profiles, along with an analyses of the extent of invasion at the ecoregion and regional scales across the six North Pacific Marine Science Organization (PICES) member countries (United States, Canada, Russia, Japan, Korea, and China). The information in the NIS Atlas is from the PICES Nonindigenous Species Information System.{\textquotedblright} (from publisher{\textquoteright}s website) {\textquotedblleft}With Contributions by Katie Marko, Emily Saarinen, Tad Larsen, Caroline Emch-Wei, Meredith Payne, and PICES WG21 members{\textquotedblright} (from title page)}, pages = {1,943 p.}, institution = {National Health and Environmental Effects Research Laboratory. Office of Research and Development,}, keywords = {algae, annelids, arthropods, bryozoans, ciliates, cnidarian, crustaceans, ctenophores, diatoms, dinoflagellates, echinoderms, fishes, flatworms, foraminifera, fungi, habitats, introduced species, life history information, molluscs, nematodes, Oregon, Pacific Northwest, polychaete worms, sponges, terrestrial vegetation, tunicates}, url = {https://tinyurl.com/ywb357p2}, author = {Lee II, Henry and Reusser, Deborah A.} } @article {26636, title = {The Coastal Connection: Assessing Oregon Estuaries for Conservation Planning}, year = {2008}, note = {A good overview of the concepts used for evaluating the health of estuaries in Oregon. Identifies data sources, standards. Good bibliography.}, month = {2008. Apr.}, pages = {48 p.}, institution = {The Nature Conservancy in Oregon}, address = {Portland, Or.}, keywords = {Alsea Bay, Beaver Creek, Chetco River, coastal hazards, Coos Bay, Coquille River, Depoe Bay, eelgrass = Zostera marina, erosion, general ecosystem description, habitats, hydrology, introduced species, landslides, marshes, Necanicum River, Nehalem River, Nestucca Bay, Netarts Bay, Rogue River, salinity, Salmon River Estuary, Sand Lake, sediments, Siletz Bay, Siltcoos Creek, Siuslaw River, Sixes River, Tahkenitch Creek, Tenmile Creek, Tillamook Bay, water quality, Yachats River, Yaquina Bay}, url = {https://www.dfw.state.or.us/conservationstrategy/docs/conservation_planning_1110/TNC_report.pdf}, author = {Aldous, Allison and Brown, Jenny and Elseroad, Adrien and The Nature Conservancy in Oregon} } @article {12111, title = {Oregon coastal coho assessment: Part 1: Synthesis of the coastal coho ESU assessment ...}, year = {2005}, note = {"May 6, 2005" -- date from front cover. This report is important because it identifies winter habitat for coho ("stream complexity") as the most important limiting factor for the Oregon Coast Evolutionary Significant Unit coho recovery and production. Other limiting factors include hatchery impacts, water quantity, water quality, and exotic fish species. Identifies viable populations. Distinguishes between populations that can persist when marine and freshwater conditions are unfavorable and populations dependent on reproductive contributions from strays from other basins. Preliminary analysis "suggests that winter habitat (i.e. stream complexity) is a higher priority for restoring coho populations across the ESU than water quality." (p.20) For the Salmon River, the most important limiting factors were hatchery impacts, then stream complexity. }, pages = {69 p.}, institution = {State of Oregon}, address = {Salem, Or.}, keywords = {Alsea River, Beaver Creek, Coho salmon = Oncorhynchus kisutch, Coos Bay, Coquille Bay, ecosystem health, ecosystem modeling, Floras Lake, habitat restoration, hatcheries, hatchery salmonids, historical, human impacts, introduced species, Lower Umpqua River, Middle Umpqua River, Necanicum River, Nehalem River, Nestucca River, North Umpqua River, reproductive behavior, Salmon River, Siletz River, Siltcoos Lake, Siuslaw River, Sixes River, South Umpqua River, straying, Tahkenitch Lake, Tenmile Creek, Tillamook Bay, water quality, wild salmonids, Yaquina River}, url = {https://tinyurl.com/wxlu2be}, author = {Nicholas, Jay and McIntosh, Bruce and Bowles, Ed and Oregon. Watershed Enhancement Board and Oregon. Dept. of Fish and Wildlife,} } @book {83266, title = {Global invader: the European green crab}, series = {ORESU-B}, volume = {no.01-001}, year = {2001}, note = { An excellent look at what was known about the European green crab early in its invasion of Oregon waters. Includes color photographs of Oregon crabs to aid in identification.}, pages = {123 p.}, publisher = {Oregon Sea Grant, Oregon State University }, organization = {Oregon Sea Grant, Oregon State University }, address = {Corvallis, Or.}, keywords = {aquatic invertebrates, crustaceans, decapods, European green crab = Carcinus maenus, introduced species, predation}, url = {https://repository.library.noaa.gov/view/noaa/44992 }, author = {Yamada, Sylvia Behrens and Office of Sea Grant and Extramural Programs. and Oregon State University Sea Grant College Program.} } @proceedings {12296, title = {The arrival of the European green crab, Carcinus maenas, in Oregon estuaries}, year = {1999}, note = {Green crabs were found in the Salmon River estuary in the period from Sept.1997 to April 1998. El Nino events affect dispersal of this species: more larvae are transported north from California in El Nino years.}, month = {1999}, pages = {94-99}, publisher = {Massachusetts Institute of Technology, Cambridge MA}, address = {Massachusetts Institute of Technology, Cambridge MA}, keywords = {Alsea Bay, Coos Bay, Coquille River, El Nino, European green crab = Carcinus maenas, introduced species, Netarts Bay, population biology, Salmon River Estuary, Siletz Bay, Tillamook Bay, Yaquina Bay}, isbn = {1561720259}, author = {Yamada, Sylvia B. and Hunt, Chris and Richmond, N.}, editor = {Pederson, J} } @article {12506, title = {Introduced marine and estuarine mollusks of north America: an end-of-the 20th-century perspective}, journal = {Journal of Shellfish Research}, volume = {11}, number = {2}, year = {1992}, note = {Reviews introduced mollusks in North America. Comments on sources of introductions, geographical distribution and regional patterns. }, month = {1992}, pages = {489-505}, keywords = {historical, introduced species, molluscs, shellfish, species list}, author = {Carlton, James T.} } @article {13266, title = {Lincoln District}, journal = {Oregon State Game Commission, Fishery Division. Annual report - Fishery Division}, year = {1965}, note = {Many statistics previously published in individual district chapters were consolidated into a larger statistics section beginning on page 76. }, pages = {p.59-62}, keywords = {Alsea River, catch statistics, Chinook salmon = Oncorhynchus tshawytscha, Coho salmon = Oncorhynchus kisutch, cutthroat trout = Oncorhynchus clarki, Depoe Bay, hatcheries, introduced species, Lincoln County, North Fork Alsea River, population count, recreational fisheries, Salmon River, salmonid species, Siletz River, South Fork Alsea River, steelhead trout = Oncorhynchus mykiss, Yachats River, Yaquina River}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/br86b802f}, author = {Rousseau, Rollie F.} } @article {13291, title = {Lincoln District}, journal = {Oregon State Game Commission, Fishery Division. Annual report - Fishery Division}, year = {1964}, note = {Numerous statistics, from creel censuses, to spawning ground surveys, to catch-and-effort statistics. }, pages = {p.236-246}, keywords = {Alsea River, Big Elk Creek, catch statistics, Chinook salmon = Oncorhynchus tshawytscha, Coho salmon = Oncorhynchus kisutch, cutthroat trout = Oncorhynchus clarki, Depoe Bay, Devils Lake, Drift Creek, Five Rivers, hatcheries, introduced species, Lincoln County, Lobster Creek, North Fork Alsea River, population count, recreational fisheries, Salmon River, salmonid species, Schooner Creek, Siletz River, South Fork Alsea River, Starry flounder = Platichthys stellatus, steelhead trout = Oncorhynchus mykiss, Yachats River, Yaquina River}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/8c97kv710}, author = {Rousseau, Rollie F.} } @article {13296, title = {Lincoln District}, journal = {Oregon State Game Commission, Fishery Division. Annual report - Fishery Division}, year = {1963}, note = {Numerous statistics, from creel censuses, to spawning censuses, to catch-and-effort statistics. }, pages = {p.301-318}, keywords = {Alsea Rive, Big Elk Creek, catch statistics, Chinook salmon = Oncorhynchus tshawytscha, Coho salmon = Oncorhynchus kisutch, cutthroat trout = Oncorhynchus clarki, Depoe Bay, Devils Lake, Drift Creek, Five Rivers, hatcheries, introduced species, Lincoln County, Lobster Creek, population count, r North Fork Alsea River, recreational fisheries, Salmon River, salmonid species, Schooner Creek, Siletz River, South Fork Alsea River, Starry flounder = Platichthys stellatus, steelhead trout = Oncorhynchus mykiss, Yachats River, Yaquina River}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/2514nq850}, author = {Rousseau, Rollie F.} } @article {13306, title = {Lincoln District}, journal = {Oregon State Game Commission, Fishery Division. Annual report - Fishery Division}, year = {1962}, note = {Numerous statistics, from creel censuses to catch-and-effort statistics. "Salmon fishing in streams of the district was good to excellent. A large run of silver salmon which entered the rivers during a freshet in early October permitted anglers an oppertunity to take bright fish in popular upstream fishing areas." (p.304)}, pages = {p.301-316}, keywords = {Alsea River, Big Elk Creek, catch statistics, Chinook salmon = Oncorhynchus tshawytscha, Coho salmon = Oncorhynchus kisutch, cutthroat trout = Oncorhynchus clarki, Depoe Bay, Devils Lake, Drift Creek, Five Rivers, hatcheries, introduced species, Lincoln County, Lobster Creek, North Fork Alsea River, population count, recreational fisheries, Salmon River, salmonid species, Schooner Creek, Siletz River, South Fork Alsea River, steelhead trout = Oncorhynchus mykiss, Yachats River, Yaquina River}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/pn89dc32p}, author = {Rousseau, Rollie F. and Herrig, Richard G.} } @article {13311, title = {Lincoln District}, journal = {Oregon State Game Commission, Fishery Division. Annual report - Fishery Division}, year = {1961}, note = {Numerous tables with catch statistics, creel censuses and catch-and-effort statistics. Includes table of pollution and stream barriers (logjams). Includes amusing account of attempts to study the diets of harbor seals in Alsea Bay (p.270-271)}, pages = {p.258-272}, keywords = {Alsea River, Big Elk Creek, catch statistics, Chinook salmon = Oncorhynchus tshawytscha, Coho salmon = Oncorhynchus kisutch, cutthroat trout = Oncorhynchus clarki, Devils Lake, Drift Creek, Five Rivers, Harbor seal = Phoca vitulina, hatcheries, introduced species, Lincoln County, Lobster Creek, North Fork Alsea River, population count, recreational fisheries, Salmon River, salmonid species, Schooner Creek, Siletz River, South Fork Alsea River, steelhead trout = Oncorhynchus mykiss, Yachats River, Yaquina River}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/fq978015s}, author = {Herrig, Richard G.} } @article {13321, title = {Lincoln District}, journal = {Oregon State Game Commission, Fishery Division. Annual report - Fishery Division}, year = {1960}, note = {Reporting on the Salmon River was moved from the Tillamook District to the Lincoln District. Numerous tables with catch statistics, creel censuses and catch-and-effort statistics. Includes table of pollution and stream barriers (logjams). Extensive coverage of Devils Lake and the D River in this report.}, pages = {p.263-277}, keywords = {Alsea River, catch statistics, Chinook salmon = Oncorhynchus tshawytscha, Coho salmon = Oncorhynchus kisutch, cutthroat trout = Oncorhynchus clarki, D River, hatcheries, introduced species, Lincoln County, North Fork Alsea River, population count, r Devils Lake, recreational fisheries, Salmon River, salmonid species, Siletz Rive, steelhead trout = Oncorhynchus mykiss, Yachats River, Yaquina River}, url = {https://ir.library.oregonstate.edu/concern/technical_reports/z890rz974}, author = {Herrig, Richard G.} } @article {13426, title = {A Report of Fisheries Investigations in Oregon Coastal Streams South of the Columbia River and Exclusive of the Umpqua River}, year = {1947}, note = {P.31-79 cover "coastal streams other than the Rogue and Umpqua." Reports on 1941 reconnaissance survey, 1942 steelhead studies in the Tillamook Bay area, 1946 steelhead follow-up (Sand Creek, Kilchis River tributaries). Gathered basic biological and environmental data. Lists stream barriers and needed improvements. From summary: "The cutthroat trout populations are on the decline in all coastal streams with the exception of the Necanicum and Siuslaw rivers.""Steelhead seem to be holding their own ... south of Tillamook Bay but are continuing to decline north of that area.""Silver salmon have been greatly reduced in all coastal streams but are making a come-back in the Necanicum, Dee, and Siuslaw rivers. ""The spring chinook has all but been exterminated..." (p.31). Charts.}, pages = {79 p., unpaged charts}, address = {[Portland, Or.]}, keywords = {Chinook salmon = Oncorhynchus tshawytscha, Coho salmon = Oncorhynchus kisutch, cutthroat trout = Oncorhynchus clarki, dams, ecology, fisheries, habitat, introduced species, pollution, salmonids, spawning, steelhead trout = Oncorhynchus mykiss}, url = {https://ir.library.oregonstate.edu/concern/defaults/r494vq85g} }