Publications by authors named "Roland Knapp"

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Do fungi look like macroparasites? Quantifying the patterns and mechanisms of aggregation for host-fungal parasite relationships.
Sarah A R Schrock, Jason C Walsman, Joseph DeMarchi, Emily H LeSage, Michel E B Ohmer, Roland A Knapp

Proc Biol Sci· March 2025

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Reintroduction of resistant frogs facilitates landscape-scale recovery in the presence of a lethal fungal disease.
Roland A Knapp, Mark Q Wilber, Maxwell B Joseph, Thomas C Smith, Robert L Grasso

Nat Commun· November 2024

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Do fungi look like macroparasites? Quantifying the patterns and mechanisms of aggregation for host-fungal parasite relationships.
Sarah A R Schrock, Jason C Walsman, Joseph DeMarchi, Emily H LeSage, Michel E B Ohmer, Roland A Knapp

bioRxiv· August 2024

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Aquatic Soundscape Recordings Reveal Diverse Vocalizations and Nocturnal Activity of an Endangered Frog.
Sam Lapp, Thomas C Smith, Roland A Knapp, Alexa Lindauer, Justin Kitzes

Am Nat· May 2024

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Effectiveness of antifungal treatments during chytridiomycosis epizootics in populations of an endangered frog.
Roland A Knapp, Maxwell B Joseph, Thomas C Smith, Ericka E Hegeman, Vance T Vredenburg

PeerJ· January 2023

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Host density has limited effects on pathogen invasion, disease-induced declines and within-host infection dynamics across a landscape of disease.
Mark Q Wilber, Roland A Knapp, Thomas C Smith, Cheryl J Briggs

J Anim Ecol· December 2022

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Longitudinal patterns in the skin microbiome of wild, individually marked frogs from the Sierra Nevada, California.
Silas Ellison, Roland Knapp, Vance Vredenburg

ISME Commun· September 2021

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The amphibian microbiome exhibits poor resilience following pathogen-induced disturbance.
Andrea J Jani, Jessie Bushell, Cédric G Arisdakessian, Mahdi Belcaid, Daniel M Boiano, Roland A Knapp

ISME J· June 2021

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Divergent regional evolutionary histories of a devastating global amphibian pathogen.
Andrew P Rothstein, Allison Q Byrne, Roland A Knapp, Cheryl J Briggs, Jamie Voyles

Proc Biol Sci· June 2021

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Stepping into the past to conserve the future: Archived skin swabs from extant and extirpated populations inform genetic management of an endangered amphibian.
Andrew P Rothstein, Roland A Knapp, Gideon S Bradburd, Daniel M Boiano, Cheryl J Briggs

Mol Ecol· July 2020

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Cryptic diversity of a widespread global pathogen reveals expanded threats to amphibian conservation.
Allison Q Byrne, Vance T Vredenburg, An Martel, Frank Pasmans, Rayna C Bell, Roland A Knapp

Proc Natl Acad Sci U S A· October 2019

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Reduced skin bacterial diversity correlates with increased pathogen infection intensity in an endangered amphibian host.
Silas Ellison, Roland A Knapp, Wesley Sparagon, Andrea Swei, Vance T Vredenburg

Mol Ecol· January 2019

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Resistance, tolerance and environmental transmission dynamics determine host extinction risk in a load-dependent amphibian disease.
Mark Q Wilber, Roland A Knapp, Mary Toothman, Cheryl J Briggs

Ecol Lett· September 2017

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Epidemic and endemic pathogen dynamics correspond to distinct host population microbiomes at a landscape scale.
Andrea J Jani, Roland A Knapp, Cheryl J Briggs

Proc Biol Sci· June 2017

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Large-scale recovery of an endangered amphibian despite ongoing exposure to multiple stressors.
Roland A Knapp, Gary M Fellers, Patrick M Kleeman, David A W Miller, Vance T Vredenburg

Proc Natl Acad Sci U S A· October 2016

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Marginal Bayesian nonparametric model for time to disease arrival of threatened amphibian populations.
Haiming Zhou, Timothy Hanson, Roland Knapp

Biometrics· December 2015

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Detecting the influence of rare stressors on rare species in Yosemite National Park using a novel stratified permutation test.
J R Matchett, Philip B Stark, Steven M Ostoja, Roland A Knapp, Heather C McKenny

Sci Rep· June 2015

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A network extension of species occupancy models in a patchy environment applied to the Yosemite Toad (Anaxyrus canorus).
Eric L Berlow, Roland A Knapp, Steven M Ostoja, Richard J Williams, Heather McKenny

PLoS One· April 2014

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Increased accuracy of species lists developed for alpine lakes using morphology and cytochrome oxidase I for identification of specimens.
Kristy Deiner, Roland A Knapp, Daniel M Boiano, Bernie May

Mol Ecol Resour· September 2013

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Temporal and spatial variation of atmospherically deposited organic contaminants at high elevation in Yosemite National Park, California, USA.
David F Bradford, Kerri A Stanley, Nita G Tallent, Donald W Sparling, Maliha S Nash, Roland A Knapp

Environ Toxicol Chem· March 2013

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Pesticide distributions and population declines of California, USA, alpine frogs, Rana muscosa and Rana sierrae.
David F Bradford, Roland A Knapp, Donald W Sparling, Maliha S Nash, Kerri A Stanley

Environ Toxicol Chem· March 2011

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Nonnative trout impact an alpine-nesting bird by altering aquatic-insect subsidies.
Peter N Epanchin, Roland A Knapp, Sharon P Lawler

Ecology· August 2010

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Dynamics of an emerging disease drive large-scale amphibian population extinctions.
Vance T Vredenburg, Roland A Knapp, Tate S Tunstall, Cheryl J Briggs

Proc Natl Acad Sci U S A· May 2010

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Enzootic and epizootic dynamics of the chytrid fungal pathogen of amphibians.
Cheryl J Briggs, Roland A Knapp, Vance T Vredenburg

Proc Natl Acad Sci U S A· May 2010

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Recovery after local extinction: factors affecting re-establishment of alpine lake zooplankton.
Roland A Knapp, Orlando Sarnelle

Ecol Appl· December 2008

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