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Highlight IDTitleStrategic Program Area(s)YearStation
Photo of Modeled bull trout habitat in western Montana and northern Idaho. Color coding indicates the estimated likelihood of a stream providing spawning and rearing habitat for bull trout.  USDA Forest Service
ID: 836
Detection and Range Delineation of Bull Trout Using Environmental DNA

The bull trout is listed as an endanged species that relies on cold stream environments across the Northwest and is expected to decline with cli ...

Principal Investigator : Daniel J. Isaak

Wildlife and Fish
Inventory and Monitoring
2015RMRS
Photo of Westslope cutthroat trout, native to the Columbia River and upper Missouri River hybridize with introduced rainbow trout and have been extirpated from large portions of their historical range. U.S. Department of Agriculture Forest Service.
ID: 1143
Headwater Streams are Resistant to Trout Hybridization

Hybridization between native and introduced species is noted as an important player in the decline of native species. The potential for hybridiz ...

Principal Investigator : Daniel J. Isaak

Wildlife and Fish
Water, Air, and Soil
2016RMRS
Photo of High-resolution stream temperature scenario developed from data at over 20,000 sites and used to precisely map locations of climate refugia for cold-water species. U.S. Department of Agriculture Forest Service.
ID: 1025
Mapping Climate Refugia to Preserve Cold-water Biodiversity Using Crowd-sourced Databases

Climate change is rapidly altering stream and river environments across the western U.S. and may threaten the long-term persistence of populatio ...

Principal Investigator : Daniel J. Isaak

Water, Air, and Soil
Wildlife and Fish
Inventory and Monitoring
2016RMRS
Photo of Spatial statistical stream network models can use data from a relatively small number of sites, left map, to make unbiased predictions across larger river networks, right map. National Oceanic and Atmospheric Administration (NOAA) and Commonwealth Scientific and Industrial Research Organisation (CSIRO)
ID: 552
New Class of Statistical Model Developed for Stream Networks

Researchers and their cooperators developed a new class of statistical model for stream networks that applies to most types of stream data and p ...

Principal Investigator : Daniel J. Isaak

Water, Air, and Soil2013RMRS
Photo of Mapping provides insights into aquatic resources for conservation prioritization and restoration. USDA Forest Service
ID: 837
The Cold Water Climate Shield: Prioritizing High-value Aquatic Resources

Native trout are culturally and ecologically important, but climate change is likely to shrink the cold-water environments they require. Much ca ...

Principal Investigator : Daniel J. Isaak

Water, Air, and Soil
Wildlife and Fish
2015RMRS