Publications
Below is a list of WERC's peer-reviewed publications. If you are searching for a specific publication and cannot find it in this list, please contact werc_web@usgs.gov
Filter Total Items: 3743
Influence of cryptobiotic soil crusts on nutrient and water relations of winter annual plants in the northeast Mojave Desert Influence of cryptobiotic soil crusts on nutrient and water relations of winter annual plants in the northeast Mojave Desert
No abstract available at this time
Authors
L.A. DeFalco, J.K. Detling, C.R. Tracy
Canvasback ducks Canvasback ducks
Canvasbacks (Aythya valisineria) are unique to North America and are one of our most widely recognized waterfowl species. Unlike other ducks that nest and feed in uplands, diving ducks such as canvasbacks are totally dependent on aquatic habitats throughout their life cycle. Canvasbacks nest in prairie, parkland, subarctic, and Great Basin wetlands; stage during spring and fall on...
Authors
William L. Hohman, G.Michael Haramis, Dennis G. Jorde, Carl E. Korschgen, John Y. Takekawa
Disappearance of the Tarahumara frog Disappearance of the Tarahumara frog
In the spring of 1983 the last known Tarahumara frog in the United States was found dead. Overall, the species seems to be doing well in Mexico, although the decline of more northern populations are of concern. The Tarahumara frog (Rana tarahumarae) inhabits seasonal and permanent bedrock and bouldery streams in the foothills and main mountain mass of the Sierra Madre Occidental of...
Authors
S.F. Hale, C.R. Schwalbe, J.L. Jarchow, C. May, C.H. Lowe, T.B. Johnson
Federal wildland fire management policy & program review Federal wildland fire management policy & program review
No abstract available at this time
Authors
C. Philpot, C. Schechter, A. Bartuska, K. Beartusk, D. Bosworth, S. Coloff, J. Douglas, M. Edrington, R. Gale, M.J. Lavin, L.K. Rosenkrance, R. Streeter, J. van Wagtendonk
The Eagle Mountain bighorn herd: a progress report The Eagle Mountain bighorn herd: a progress report
No abstract available.
Authors
D. Divine, C. L. Douglas
Invasion of California estuaries by the nonindigenous green crab Carcinus maenas: assessment of impact and geographic spread Invasion of California estuaries by the nonindigenous green crab Carcinus maenas: assessment of impact and geographic spread
No abstract available at this time
Authors
A. M. Kuris, K. D. Lafferty
Final Report on Amphibians and Reptiles of the Natoma Unit, Folsom Lake State Recreational Area Final Report on Amphibians and Reptiles of the Natoma Unit, Folsom Lake State Recreational Area
No abstract available at this time
Authors
J.F. Quinn, Robert N. Fisher
Home ranges of desert bighorn sheep inhabiting the Black Moutains, Death Valley National Park, California Home ranges of desert bighorn sheep inhabiting the Black Moutains, Death Valley National Park, California
No abstract available.
Authors
K.M. Longshore, C. L. Douglas
Population monitoring and habitat analyses for the Black Mountain bighorn sheep, Death Valley National Park, California Population monitoring and habitat analyses for the Black Mountain bighorn sheep, Death Valley National Park, California
No abstract available at this time
Authors
C. L. Douglas, K.M. Longshore
Breeding seabirds in California, Oregon and Washington Breeding seabirds in California, Oregon and Washington
More than two million seabirds of 29 species nest along the west coasts of California, Oregon, and Washington, including three species listed on the federal list of threatened and endangered species: the brown pelican (Pelecanus occidentalis), least tern (Sterna antillarum), and marbled murrelet (Brachyramphus marmoratus). The size and diversity of the breeding seabird community in this...
Authors
Harry R. Carter, David S. Gilmer, Jean E. Takekawa, Roy W. Lowe, Ulrich W. Wilson
Conservation issues and strategies for elephant-shrews Conservation issues and strategies for elephant-shrews
The recommendations and implementation of the IUCN conservation plan for African Insectivora and elephant-shrews (Nicoll & Rathbun, 1990) are reviewed. Of the 33 species and subspecies of elephant-shrews, only six forest-dwelling taxa are threatened. Until additional status data are gathered, assessed, and published no changes in the IUCN threatened categories should be made: Rhynchocyon...
Authors
G. B. Rathbun