Forest and Rangeland Ecosystem Science Center (FRESC)

News

Filter Total Items: 113
Date published: May 25, 2018

Terrestrial Fauna are Agents and Endpoints in Ecosystem Restoration Following Dam Removal

Research aimed at understanding physical and ecological outcomes following dam removal have increased, but roles of terrestrial fauna in the restoration process remain poorly understood.

Date published: May 18, 2018

Projecting Climate Change Effects on Aspen Distribution and Productivity

Aspen forests support numerous wildlife species and provide high quality forage for livestock and game.

Date published: May 18, 2018

Oregon Spotted Frog Mark-Recapture Sampling and Beaver Habitat Assessment

The Oregon spotted frog (OSF) has been extirpated from much of western Oregon and remaining populations are concentrated along the east flank of the Cascade range.

Date published: May 18, 2018

Phenology in Young Coho Salmon in the Copper River Delta, Alaska

Researchers from Oregon State University, the USGS, and the U.S. Forest Service studied coho salmon, from hatching through the first summer of life, in the Copper River Delta, Alaska to evaluate links between phenologies of life stages in a species with a complex life cycle.

Date published: May 11, 2018

eDNA Consultation

Environmental DNA – or eDNA - analytical methods are effective for estimating site occupancy and species distribution of aquatic organisms.

Date published: May 11, 2018

Evaluating a Novel Biopesticide for Controlling Exotic Annual Grasses Following Rangeland Wildfire

Invasions by exotic annual grasses, most notably cheatgrass and medusahead, are unambiguous threats to rangelands in the western United States, diminishing livestock productivity and increasing wildfire activity.

Date published: May 11, 2018

Integrating Human Dimensions into Riverscape Ecology and Management

Incorporation of concepts from landscape ecology into understanding and managing riverine ecosystems has become widely known as riverscape ecology.

Date published: May 11, 2018

Modeling Habitat and Assessing Threats for Lizards and Snakes in Sagebrush Ecosystems

Little is known about how lizards and snakes may respond to changes in habitat from climate, invasive species, fire, roads, and natural resource management.

Date published: May 11, 2018

New Powell Center-funded Project: Global Terrestrial Synthesis of Biological Nitrogen Fixation

Biological nitrogen fixation is the largest source of the essential nutrient nitrogen that feeds terrestrial ecosystems worldwide.

Date published: April 20, 2018

Guide for Monitoring Stream Temperature

Water temperature influences most physical and biological processes in streams and, along with stream flow, is a major driver of ecosystem processes.

Date published: April 20, 2018

Golden Eagle Habitat Selection in San Diego, California

Beginning in 2014, the U.S. Geological Survey and Bloom Biological Inc. began conducting telemetry research on golden eagles in San Diego, Orange, and western Riverside Counties of southern California.

Date published: April 16, 2018

Phylogenetics and Population Structure of the Prairie Falcon

Understanding between- and within-species genetic variability can help managers identify species and populations of conservation interest.