Faculty

Institution

Unit

Venue

Jim Helfield

Professor

Western Washington University

Affiliations

Center for Canadian-American Studies

College of the Environment

College of the Environment Spatial Institute

Department Of Environmental Sciences

Department Of Urban And Environmental Planning And Policy

Institute for Watershed Studies

Studies Of Institute For Watershed

Department Of Environmental Studies And Geography

College of the Environment Spatial Institute

Institute Of Spatial

Salish Sea Institute

Western Washington University

Jim Helfield is currently serving as a Center For Canadian-American Studies Professor at Western Washington University.

Honors

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Experiences

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Education

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Jim Helfield

Western Washington University

Professor

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environmental science ecology aquatic ecosystems restoration ecology ecosystems river restoration fisheries hydrology water quality freshwater ecosystems conservation biology freshwater biology geography earth science community (ecology) water resources wildlife aquatic conservation water resource management hydrological process ecohydrology fish biology fishery research water science fishery management habitat loss river basin management fishery science elwha river animal ecology forest ecology applied ecology ecological applications flood risk management ecosystem functioning terrestrial ecology habitat reconstruction spatial ecology watershed management riparian forests forest ecosystems habitat management wildlife management hydrologic hazard nutrient cycles plant diversity environmental flows landscape ecology tree growth wildlife ecology cross-fertilization animal behaviour predator-prey interactions foraging biodiversity conservation ecosystem management embankment dam macroecology dendrochronology water conservation temperature measurement forest restoration pacific salmon riparian ecosystems environmental responses interdisciplinary challenge log floatways nitrogen sources boreal alaskan riparian plant diversity timber floating biotic feedbacks riverine ecosystems biophysical interactions spatial variation environmental characteristics

Notable Scholarly Works

Notable Federal Grants

Collaborators

A Characterization of Hyporheic Temperatures With Applications for Salmon Habitat Restoration in a Thermally Impaired River. Northwest Science (2025)

temperature measurementenvironmental scienceecologywater qualityaquatic ecosystemsthermally impaired riverfishery sciencehyporheic temperaturesextreme environmentswater scienceaquaculturesalmon habitat restorationfreshwater ecosystems

Vegetation Responses to Large Dam Removal on the Elwha River, Washington, USA. Frontiers in Ecology and Evolution (2024)

Patrick B. ShafrothLaura G. PerryJames M. HelfieldJoshua ChenowethRebecca L. Brown

forest ecologyelwha riverevolutionary ecologyenvironmental scienceecologyaquatic ecosystemsmacroecologyhydrologyriver basin managementwatershed managementspatial ecologyvegetation responsescoastal managementlarge dam removalecosystemsevolutionary biologyriver restorationrestoration ecology

A Review of Natural and Managed Revegetation Responses in Two De-Watered Reservoirs After Large Dam Removals on the Elwha River, Washington, USA. Frontiers in Ecology and Evolution (2023)

flood risk managementrestoration ecologyelwha riverenvironmental sciencehydraulic researchhydrologywatershed managementlarge dam removalsenvironmental engineeringriver basin managementwater sciencecivil engineeringwater resourceshydrological processwater resource managementrevegetation responsesecological engineeringwater conservationriver restoration

A Multidecade Experiment Shows That Fertilization by Salmon Carcasses Enhanced Tree Growth in the Riparian Zone. Ecology (2018)

Thomas P. QuinnJames M. HelfieldCatherine S. AustinRachel A. HovelAndrew G. Bunn

spatial ecologywildliferestoration ecologyenvironmental sciencelandscape ecologyfertilityconservation biologyriparian zonetree growthaquatic ecosystemscommunity (ecology)multidecade experimentwildlife ecologyfish biologyecosystemsevolutionary biologycross-fertilizationanimal ecologyecologyapplied ecologysalmon carcasses

A Solvent-Based Extraction Fails to Remove Mobile Nitrogen From Western Redcedar ( Thuja Plicata ). Dendrochronologia (2017)

Andrew G. BunnJames M. HelfieldJody R. GerdtsDustin A. GleavesDeanne C. DrakePaul R. Sheppard

solvent-based extractionmobile nitrogenenvironmental engineeringenvironmental sciencewater qualitywestern redcedarwater scienceearth sciencedendrochronologythuja plicata

Alternative Foraging Strategies Among Bears Fishing for Salmon: A Test of the Dominance Hypothesis. Canadian Journal of Zoology (2012)

animal behaviorforagingbehavioral ecologyecologyfishery researchalternative foraging strategiesdominance hypothesispredator-prey interactionsfish biologywildlifefisheriessocial behaviorfishery managementanimal behaviourbehavioral sciences

Effects of River Restoration on Riparian Biodiversity in Secondary Channels of the Pite River, Sweden. Environmental Management (2011)

James M. HelfieldJohanna EngströmJames T. MichelChrister NilssonRoland Jansson

aquatic conservationhabitat lossbiodiversity conservationbiodiversityecosystem managementrestoration ecologyavian biologyenvironmental sciencepite riverearth scienceconservation biologysecondary channelsriparian biodiversityaquatic ecosystemsfreshwater biologyecosystemshabitat reconstructionbiological conservationecologywetlandsriver restoration

Seed Rain and Revegetation of Exposed Substrates Following Dam Removal on the Elwha River. Northwest Science (2011)

water resourceselwha riverenvironmental engineeringenvironmental sciencehydrological processwater qualitywater resource managementseed rainriver basin managementhydrologysediment researchflood risk managementembankment damriver restorationdam removalsediment transportrestoration ecology

Large Wood Restoration in Boulder Dominated Streams. (2010)

Johanna EngströmJames HelfieldChrister NilssonDaniel Palm

large wood restorationenvironmental scienceforest restorationrestoration ecology

Restoration of Rivers Used for Timber Floating: Effects on Riparian Plant Diversity. Ecological Applications (2007)

James M. HelfieldSamantha J. CaponChrister NilssonRoland JanssonDaniel Palm

riparian plant diversityaquatic conservationhabitat lossterrestrial ecologyland userestoration ecologyforest ecologyenvironmental scienceearth scienceecological applicationsaquatic ecosystemshuman impacts on the environmentecosystemshabitat reconstructionplant diversitytimber floatingecologywetlandsapplied ecologyriver restoration

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Jim Helfield

Professor

Western Washington University

Affiliations

Center for Canadian-American Studies

College of the Environment

College of the Environment Spatial Institute

Department Of Environmental Sciences

Department Of Urban And Environmental Planning And Policy

Institute for Watershed Studies

Studies Of Institute For Watershed

Department Of Environmental Studies And Geography

College of the Environment Spatial Institute

Institute Of Spatial

Salish Sea Institute

Western Washington University

Jim Helfield is currently serving as a Center For Canadian-American Studies Professor at Western Washington University.

Honors

Create free account to unlock more features

Experiences

Create free account to unlock more features

Education

Create free account to unlock more features

Jim Helfield

Western Washington University

Professor

You can click a keyword to filter the displayed items

Notable Scholarly Works

Notable Federal Grants

Collaborators

A Characterization of Hyporheic Temperatures With Applications for Salmon Habitat Restoration in a Thermally Impaired River. Northwest Science (2025)

Vegetation Responses to Large Dam Removal on the Elwha River, Washington, USA. Frontiers in Ecology and Evolution (2024)

Patrick B. ShafrothLaura G. PerryJames M. HelfieldJoshua ChenowethRebecca L. Brown

A Review of Natural and Managed Revegetation Responses in Two De-Watered Reservoirs After Large Dam Removals on the Elwha River, Washington, USA. Frontiers in Ecology and Evolution (2023)

A Multidecade Experiment Shows That Fertilization by Salmon Carcasses Enhanced Tree Growth in the Riparian Zone. Ecology (2018)

Thomas P. QuinnJames M. HelfieldCatherine S. AustinRachel A. HovelAndrew G. Bunn

A Solvent-Based Extraction Fails to Remove Mobile Nitrogen From Western Redcedar ( Thuja Plicata ). Dendrochronologia (2017)

Andrew G. BunnJames M. HelfieldJody R. GerdtsDustin A. GleavesDeanne C. DrakePaul R. Sheppard

solvent-based extractionmobile nitrogenenvironmental engineeringenvironmental sciencewater qualitywestern redcedarwater scienceearth sciencedendrochronologythuja plicata

Alternative Foraging Strategies Among Bears Fishing for Salmon: A Test of the Dominance Hypothesis. Canadian Journal of Zoology (2012)

Effects of River Restoration on Riparian Biodiversity in Secondary Channels of the Pite River, Sweden. Environmental Management (2011)

James M. HelfieldJohanna EngströmJames T. MichelChrister NilssonRoland Jansson

Seed Rain and Revegetation of Exposed Substrates Following Dam Removal on the Elwha River. Northwest Science (2011)

Large Wood Restoration in Boulder Dominated Streams. (2010)

Johanna EngströmJames HelfieldChrister NilssonDaniel Palm

large wood restorationenvironmental scienceforest restorationrestoration ecology

Restoration of Rivers Used for Timber Floating: Effects on Riparian Plant Diversity. Ecological Applications (2007)

James M. HelfieldSamantha J. CaponChrister NilssonRoland JanssonDaniel Palm

1
2
10 / page