Publisher: USGS | Science Center: Forest and Rangeland Ecosystem Science Center (FRESC, Corvallis) | Format: URL
sagemap.wr.usgs.gov — SAGEMAP - Spatial Data for Sage Grouse and Shrubsteppe Systems is needed for research and management of sage grouse and sagebrush steppe habitats in the western United States. This website is a product of the NBII Great Basin Information Project. Find out more from this resource on sage grouse as endangered species, habitat information, More...
2008 | Publisher: USGS | Science Center: Fort Collins Science Center (FORT, Ft. Collins) | Format: URL
www.fort.usgs.gov — Irreplaceable resources such as water, timber, biodiversity and recreational opportunities are all being affected by the earth's global changing climate. Ecological disturbances - wildfire, insect outbreaks, and the spread of invasive species - are also accelerating and changing the earth's ecosystems. US Geological Survey (USGS) and US Fish and More...
2007 | Publisher: USGS | Format: URL
pubs.usgs.gov — The Southwestern Willow Flycatcher (Empidonax traillii extimus) is an endangered bird that breeds only in dense riparian habitats in six southwestern states (southern California, extreme southern Nevada, southern Utah, southwestern Colorado, Arizona, and New Mexico). This report synthesizes information on all known Southwestern Willow Flycatcher More...
2006 | Publisher: USGS | Science Center: Fort Collins Science Center (FORT, Ft. Collins) | Format: URL
www.fort.usgs.gov — Although the monitoring of black-footed ferret (Mustela nigripes) populations following reintroductions has not been haphazard, several ferret recovery groups since 1994 have recommended development of uniform standards prescribing minimum methods, intensities, and frequencies of monitoring that would provide data on population size, mortality More...
Publisher: USGS | Science Center: Fort Collins Science Center (FORT, Ft. Collins) | Format: URL
www.fort.usgs.gov — The Arizona Grasshopper Sparrow (Ammodramus savannarum ammolegus) breeds in desert grasslands of southeastern Arizona and southwestern New Mexico in the US, and in adjacent parts of northern Sonora and Chihuahua, Mexico. Roads that were surveyed in 1982 and 1987 in Arizona and New Mexico were relocated and roadside survey protocols were repeated More...
Publisher: USGS | Science Center: Forest and Rangeland Ecosystem Science Center (FRESC, Corvallis) | Format: URL
fresc.usgs.gov — ARMI is an initiative of agencies within the United States Department of the Interior to measure, understand, and respond to effects of environmental change upon the Nation's amphibians. Amphibians have been disappearing from many locations around the world and reports of declines have increased in recent decades. Some of the most dramatic More...
Publisher: USGS | Science Center: USGS Other | Format: URL
gisdata.usgs.gov — This interactive GIS search tool provides a portal for accessing extant information along the U.S.- Mexico Border. The tool allows the user to search the database by place name, boundaries, transportation features, weather, hydrography, biology, geology, infectious disease, orthoimagery, land cover, and elevation.
Publisher: Academic Institution (Academic Institution(University of Washington-Seattle Campus)) | Format: .PDF
www.cfr.washington.edu — The Western Mountain Initiative is a team of USGS and USDA Forest Service scientists working together to better understand and predict the responses of Western mountain ecosystems to climatic variability and change, emphasizing sensitivities, thresholds, resistance, and resilience. The objective of the Western Mountain Initiative (WMI) is to More...
Publisher: USGS | Science Center: Upper Midwest Environmental Sciences Center (UMESC, LaCrosse) | Format: URL
www.umesc.usgs.gov — Little is known about the movements of common loons (Gavia immer) during migrations and on wintering ranges in coastal waters. This information is needed to formulate effective regional and national conservation strategies. UMESC has collaborated with regional partners in the use of satellite telemetry to study the movements of common loons More...
Publisher: USGS | Science Center: Forest and Rangeland Ecosystem Science Center (FRESC, Corvallis) | Format: URL
fresc.usgs.gov — The Conservation Genetics Laboratory of the Forest and Rangeland Ecosystem Science Center provides information about its research, publications, mission, partners, contact information, field sampling protocol, and related links.
Publisher: USGS | Science Center: Western Fisheries Research Center (WFRC, Seattle) | Format: URL
wfrc.usgs.gov — There are approximately 500,000 abandoned mines in the western US. Collectively, these mines pollute rivers, streams, and western reservoirs with millions of tons of metals annually that degrade aquatic habitat and water used by humans for drinking, recreation, and irrigation. However, there is great potential in decreasing or eliminating the flow More...
Publisher: USGS | Science Center: Northern Prairie Wildlife Research Center (NPWRC, Jamestown) | Format: URL
www.npwrc.usgs.gov — This resource is a species profile of the purple loosestrife (Lythrum salicaria), which is considered an invasive plant species. Its displacement of native species in wetlands has led to the loss of suitable habitat for wildlife. L. salicaria is the only reddish-purple flowered plant to develop massive monospecific blocks of showy floral displays More...