Search Results - "BAKKER, VICTORIA J."

The Use of Surrogate Data in Demographic Population Viability Analysis: A Case Study of California Sea Lions by Hernández-Camacho, Claudia J, Bakker, Victoria J, Aurioles-Gamboa, David, Laake, Jeff, Gerber, Leah R

“…Reliable data necessary to parameterize population models are seldom available for imperiled species. As an alternative, data from populations of the same…”
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Understanding extinction risk and resilience in an extremely small population facing climate and ecosystem change by Bakker, Victoria J., Doak, Daniel F., Ferrara, Francesca J.

“…San Nicolas Island (SNI) foxes historically had the highest densities of the six subspecies of Channel Island fox, four of which were listed as endangered in…”
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What is the future of conservation? by Doak, Daniel F., Bakker, Victoria J., Goldstein, Bruce Evan, Hale, Benjamin

“…•Some conservation biologists are claiming that contemporary conservation has failed.•However, these critiques and their suggested remedies are not supported…”
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Genetically based demographic reconstructions require careful consideration of generation time by Bakker, Victoria J., Finkelstein, Myra E., D’Elia, Jesse, Doak, Daniel F., Kirkland, Steve

“…Bakker et al. use Robinson et al.’s reconstruction of three species of vulture to illustrate how incorrect generation time estimates can yield inaccurate…”
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Lead, trash, DDE, and young age of breeders linked to lower fertility in the first two decades of reintroduction for critically endangered California Condors in California by Bakker, Victoria J., Finkelstein, Myra E., Doak, Daniel F., Wolstenholme, Rachel, Welch, Alacia, Burnett, Joe, Punzalan, Arianna, Brandt, Joseph, Kirkland, Steve, E. Seal Faith, Nadya, Lehnert, Erin R., Sandhaus, Estelle A.

“…In the first comprehensive assessment of the reproductive rates of critically endangered California Condors (Gymnogyps californianus) recovering from complete…”
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Terrestrial Scavenging of Marine Mammals: Cross-Ecosystem Contaminant Transfer and Potential Risks to Endangered California Condors (Gymnogyps californianus) by Kurle, Carolyn M, Bakker, Victoria J, Copeland, Holly, Burnett, Joe, Jones Scherbinski, Jennie, Brandt, Joseph, Finkelstein, Myra E

“…The critically endangered California condor (Gymnogyps californianus) has relied intermittently on dead-stranded marine mammals since the Pleistocene, and this…”
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California condor poisoned by lead, not copper, when both are ingested: A case study by Finkelstein, Myra E., Glucs, Zeka E., Bakker, Victoria J., Welch, Alacia, Doblar, Brook, Herman, Alex, Fox, Monica, Ryan, Daniel, Clark, Michael, Fielding, Katharine Rose, David, Chandra, Sears, Deborah

“…Lead poisoning from feeding on carcasses shot with lead‐based ammunition is a well‐known threat to wildlife. Thus, nonlead (e.g., copper‐based) ammunition is…”
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Recommendations for Improving Recovery Criteria under the US Endangered Species Act by DOAK, DANIEL F., BOOR, GINA K. HIMES, BAKKER, VICTORIA J., MORRIS, WILLIAM F., LOUTHAN, ALLISON, MORRISON, SCOTT A., STANLEY, AMANDA, CROWDER, LARRY B.

“…Recovery criteria, the thresholds mandated by the Endangered Species Act that define when species may be considered for downlisting or removal from the…”
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Scale-Dependent Patterns in Body Size Distributions of Neotropical Mammals by Bakker, Victoria J., Kelt, Douglas A.

“…We report on the spatial scaling of body size distributions in the mammalian fauna of South America, exclusive of fully aquatic or volant species. Although the…”
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Foraging behavior, contaminant exposure risk, and the stress response in wild California condors (Gymnogyps californianus) by Glucs, Zeka E., Smith, Donald R., Tubbs, Christopher W., Bakker, Victoria J., Wolstenholme, Rachel, Dudus, Kristina, Burnett, L. Joseph, Clark, Melissa, Clark, Michael, Finkelstein, Myra E.

“…Wild California condors (Gymnogyps californianus) are frequently exposed to lead via lead-based ammunition ingestion, and recent studies indicate significant…”
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Translocation with targeted vaccination is the most effective strategy to protect an island endemic bird threatened by West Nile virus by Bakker, Victoria J., Sillett, T. Scott, Boyce, Walter M., Doak, Daniel F., Vickers, T. Winston, Reisen, William K., Cohen, Brian S., Hallworth, Michael T., Morrison, Scott A.

“…Aim Invasive pathogens are a growing conservation challenge and often occur in tandem with rapid environmental transformation, such as climate change, drought…”
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Effects of Lead Exposure, Flock Behavior, and Management Actions on the Survival of California Condors (Gymnogyps californianus) by Bakker, Victoria J., Smith, Donald R., Copeland, Holly, Brandt, Joseph, Wolstenholme, Rachel, Burnett, Joe, Kirkland, Steve, Finkelstein, Myra E.

“…Translocation is an increasingly important tool for managing endangered species, but factors influencing the survival of translocated individuals are not well…”
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Using Population Viability Criteria to Assess Strategies to Minimize Disease Threats for an Endangered Carnivore by DOAK, DANIEL F., BAKKER, VICTORIA J., VICKERS, WINSTON

“…Outbreaks of infectious disease represent serious threats to the viability of many vertebrate populations, but few studies have included quantitative…”
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Moving forward with effective goals and methods for conservation: a reply to Marvier and Kareiva by Doak, Daniel F., Bakker, Victoria J., Goldstein, Bruce Evan, Hale, Benjamin

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Reply to Comment on “Terrestrial Scavenging of Marine Mammals: Cross-Ecosystem Contaminant Transfer and Potential Risks to Endangered California Condors (Gymnogyps californianus)” by Finkelstein, Myra E, Bakker, Victoria J, Copeland, Holly, Burnett, Joe, Jones Scherbinski, Jennie, Brandt, Joseph, Kurle, Carolyn M

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Population viability management: ecological standards to guide adaptive management for rare species by Bakker, Victoria J, Daniel F Doak

“…Many approaches to rare species management formulated by academics lack practicality and meaning for managers. Here, we propose an approach, which we refer to…”
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Gap-Crossing Decisions by the Red Squirrel, a Forest-Dependent Small Mammal by BAKKER, VICTORIA J., VAN VUREN, DIRK H.

“…Forest-associated species in fragmented landscapes must traverse potentially inhospitable gaps to move between habitat patches. Although conservation…”
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Incorporating ecological drivers and uncertainty into a demographic population viability analysis for the island fox by Bakker, Victoria J, Doak, Daniel F, Roemer, Gary W, Garcelon, David K, Coonan, Timothy J, Morrison, Scott A, Lynch, Colleen, Ralls, Katherine, Shaw, Rebecca

“…Biometricians have made great strides in the generation of reliable estimates of demographic rates and their uncertainties from imperfect field data, but these…”
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Reproductive Ecology of the Island Scrub-Jay by Caldwell, Luke, Bakker, Victoria J, Scott Sillett, T, Desrosiers, Michelle A, Morrison, Scott A, Angeloni, Lisa M

“…We investigated the reproductive ecology of the Island Scrub-Jay (Aphelocoma insularis), which is endemic to Santa Cruz Island, California, and is a species of…”
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Proactive Conservation Management of an Island-Endemic Bird Species in the Face of Global Change by Morrison, Scott A, Sillett, T. Scott, Ghalambor, Cameron K, Fitzpatrick, John W, Graber, David M, Bakker, Victoria J, Bowman, Reed, Collins, Charles T, Collins, Paul W, Delaney, Kathleen Semple, Doak, Daniel F, Koenig, Walter D, Laughrin, Lyndal, Lieberman, Alan A, Marzluff, John M, Reynolds, Mark D, Scott, J. Michael, Stallcup, Jerre Ann, Vickers, Winston, Boyce, Walter M

“…Biodiversity conservation in an era of global change and scarce funding benefits from approaches that simultaneously solve multiple problems. Here, we discuss…”
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