Status and Trends

Reports & Publications

Effect of Species Rarity on the Accuracy of Species Distribution Models Status and Trends of the Nation's Biological Resources, vols. 1-2

Subtopics

Mammals

Ungulates (hoofed mammals) Carnivores

Related Subjects

Agricultural Practice (Impacts)

Threatened and Endangered Species

Natural Resource Management

Have a suggestion for new material?

Grassland+Mammals

Did You Know...?

Nonnative Grass Invasions and Fire in the Mojave Desert
Recent USGS studies have shown that nonnative annual grasses in the genera Bromus and Schismus now dominate most plant communities in the Mojave Desert. Unlike most native annual plants, these grasses grow in many different situations and can create continuous fuel beds across the landscape by filling in the plant-free space that once separated and protected native perennials from fire.

5 Total Items

Sort By: Title: Science Center: Page: 1 of 1 Articles Per Page:

Monitoring black-footed ferrets during reestablishment of free-ranging populations: Discussion of alternative methods and recommended minimum standards

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...

Vegetation responses to natural regulation of elk in Rocky Mountain National Park

1999 | Publisher: USGS | Science Center: Fort Collins Science Center (FORT, Ft. Collins) | Format: URL

www.fort.usgs.gov — A quasi-experimental situation exists in Rocky Mountain National Park, where elk (Cervus elaphus) populations have increased 3-fold since 1968 following their release from artificial controls within the park. Increases in elk habitat use and decreases in deer habitat use were observed. Significant increases in cover of mosses and lichens occurred More...

National Resources Monitoring Partnership (NRMP)

Publisher: NBII | Format: URL

www.nbii.gov — Natural resource managers face complex decisions that require a clear understanding of the status of wildlife populations and their habitats. Monitoring is key to making effective management decisions and evaluating the outcomes of those decisions. The goal of NRMP is to improve the accessibility of monitoring efforts to resource managers to aid More...

National Resources Monitoring Partnership (NRMP) Newsletter

Publisher: USGS | Science Center: Fort Collins Science Center (FORT, Ft. Collins) | Format: URL

www.fort.usgs.gov — Natural Resource Monitoring Partnership (NRMP) is a collaborative effort by the natural resource management community to improve monitoring efforts in order to support effective evaluation and decision-making by sharing information on monitoring projects and protocols. The Natural Resource Monitoring Partnership was built for easy access to More...

Bison in Yellowstone National Park

Publisher: USGS | Science Center: Northern Rocky Mountain Science Center (NRMSC, Bozeman) | Format: URL

www.nrmsc.usgs.gov — A study overview related to the role of the National Bison Range in the long-term management of Federal bison herds. This research will provide the data necessary to assess the impacts of management actions implemented under the new management plan, and examine the plan`s underlying assumptions regarding demographic responses of the Yellowstone More...