Search Results - "Mehlman, David W."

Global versus local conservation focus of U.S. state agency endangered bird species lists by Wells, Jeffrey V, Robertson, Bruce, Rosenberg, Kenneth V, Mehlman, David W

“…The development of species priorities for conservation at local or regional scales (for example, within a state or province) poses an interesting paradox. One…”
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Spatial Variation in Abundance by Brown, James H., Mehlman, David W., Stevens, George C.

“…To quantify the magnitude and pattern of spatial variation in local population density within a single species, we analyzed large numbers of samples,…”
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Avian Movements and Wetland Connectivity in Landscape Conservation by Haig, Susan M., Mehlman, David W., Oring, Lewis W.

“…The current conservation crisis calls for research and management to be carried out on a long-term, multi-species basis at large spatial scales. Unfortunately,…”
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Avian demographic responses to drought and fire: a community-level perspective by Saracco, James F., Fettig, Stephen M., San Miguel, George L., Mehlman, David W., Thompson, Brent E., Albert, Steven K.

“…Drought stress is an important consideration for wildlife in arid and semiarid regions under climate change. Drought can impact plant and animal populations…”
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How do en route events around the Gulf of Mexico influence migratory landbird populations? by Cohen, Emily B, Barrow, Wylie C, Buler, Jeffrey J, Deppe, Jill L, Farnsworth, Andrew, Marra, Peter P, McWilliams, Scott R, Mehlman, David W, Wilson, R. Randy, Woodrey, Mark S, Moore, Frank R

“…Habitats around the Gulf of Mexico (GOM) provide critical resources for Nearctic–Neotropical migratory landbirds, the majority of which travel across or around…”
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CONSERVING STOPOVER SITES FOR FOREST-DWELLING MIGRATORY LANDBIRDS by Mehlman, David W, Mabey, Sarah E, Ewert, David N, Duncan, Charles, Abel, Becky, Cimprich, David, Sutter, Robert D, Woodrey, Mark

“…Challenges to the goal of protecting migratory birds arise from incomplete information on population sizes, interseasonal connectivity and demography (Webster…”
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Movement Corridors: Conservation Bargains or Poor Investments? by Simberloff, Daniel, Farr, James A., Cox, James, Mehlman, David W.

“…Corridors for movement of organisms between refuges are confounded with corridors designed for other functions, obscuring an assessment of cost-effectiveness…”
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A comparison of North American avian conservation priority ranking systems by Mehlman, David W, Rosenberg, Kenneth V, Wells, Jeffrey V, Robertson, Bruce

“…The need to prioritize species based on their perceived endangerment has led to the development of systems for categorizing and assessing their degree of…”
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AVIAN DEMOGRAPHIC RESPONSES TO DROUGHT AND FIRE: A COMMUNITY-LEVEL PERSPECTIVE by Saracco, James F., Fettig, Stephen M., San Miguel, George L., Mehlman, David W., Thompson, Brent E., Albert, Steven K.

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CHANGE IN AVIAN ABUNDANCE ACROSS THE GEOGRAPHIC RANGE IN RESPONSE TO ENVIRONMENTAL CHANGE by Mehlman, David W.

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Bootstrapping Principal Components Analysis: A Comment by Mehlman, David W., Shepherd, Ursula L., Kelt, Douglas A.

“…Mehlman, Shephard and Kelt comment on Jackson's paper in which he presented a comparison of methods to evaluate the number of informative axes in a principal…”
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Seed size and seed packaging variation in Baptisia lanceolata (Fabaceae) by Mehlman, D.W

“…Pods and seeds of field-collected Baptisia lanceolata plants were analyzed to partition seed weight and seed packaging trait variance among and within plants…”
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The Protection Status of Birds, Mammals, and Plants Considered Rare, Threatened, or Endangered in New Mexico, USA by Mehlman, David W.

“…Locations of rare, threatened, or endangered birds, mammals, and plants were analyzed to determine the current protection status of these elements of…”
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Change in Avian Abundance Across the Geographic Range in Response to Environmental Change by Mehlman, David W.

“…The abundance changes of three North American passerine bird species after the harsh winters of the late 1970s were analyzed to determine relationships between…”
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Conserving Stopover Sites for Forest-Dwelling Migratory Landbirds by Mehlman, David W., Mabey, Sarah E., Ewert, David N., Duncan, Charles, Abel, Becky, Cimprich, David, Sutter, Robert D., Woodrey, Mark

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Developmental stability across the breeding distribution of the scissor-tailed flycatcher (Tyrannus forficatus) by González-Guzmán, Laura I., Mehlman, David W.

“…A central question in ecology is how individual fitness interacts with the spatial variation in population density and habitat characteristics across species’…”
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Forest Dreams, Forest Nightmares: The Paradox of Old Growth in the Inland West. Nancy Langston by Mehlman, David W.

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Avian Movements and Wetland Connectivity in Landscape Conservation by Haig, Susan M., Mehlman, David W., Oring, Lewis W.

“…The current conservation crisis calls for research and management to be carried out on a long‐term, multi‐species basis at large spatial scales. Unfortunately,…”
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Seed Size and Seed Packaging Variation in Baptisia lanceolata (Fabaceae) by Mehlman, David W.

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Comparison study of overlap among 21 scientific databases in searching pesticide information by Meyer, Daniel E, Mehlman, David W, Reeves, Ellen S, Origoni, Regina B, Evans, Delores, Sellers, Douglas W

“…The online search activities described here were conducted to provide environmental scientists with literature to use in their review of pesticide chemicals…”
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