Climate change impacts on Pacific Northwest bull trout: lessons from the interior PNW

About The Presenter

Dan Isaak

Dan Isaak is a fisheries research scientist at the Boise Aquatic Sciences Laboratory.

About This Presentation

Running time: 25 minutes and 25 seconds

This is part of a collection. See more from the Climate Change Short Course.

Topics covered:

• Climate Change and Bull Trout
• Less Precipitation and Runoff
• Increasing Freqency/Extent of Wildfires
• Bull Trout as a Climate "Canary"
• Bull Trout and Climate in the Interior
• Does Climate Affect Current Bull Trout Distributions?
• Currently Suitable Bull Trout Habitat
• Future Suitable Habitat?
• Impacts Will Be Context Specific
• Western US - Observed Trends
• stream temperature and thermal habitats
• Boise River Watershed
• A Landscape Undergoing Change
• Spatial Statistical Models
• Boise River Stream Temp Models
• Determining Change from 1993-2006
• Changes in Mean Summer
• '93-'06 Stream Temperature Changes
• How Were Thermal Habitats Affected?
• '93-'06 Rainbow Trout Habitat Changes
• '93-'06 Bull Trout Natal Habitat Changes
• Predicting Future Changes
• Bull Trout Natal Habitats in 2056
• Factors other than Temperature...
• Post Fire Debris Flows
• Brook trout invasions
• Midwinter Floods
• Summer Flow Reductions
• Road Barriers
• Are Populations Shifting in Space?
• Central Idaho Study Streams
• Monitoring Stream-Scale Distributions
• Bull Trout Distribution Shifts
• Are Distributions Shifting in Time?
• Fluvial Bull Trout Migration Timing
• Key Points
• Resources for Climate and Bull Trout
• US Forest Service

Production by: Michael Furniss and Jeffrey Guntle, Communications and Applications, PNW and PSW Research Stations

Video by: Ben Nieves, Oregon Street Studios