Scholarly Output
Publications
Peer-reviewed research spanning wildlife ecology, conservation genetics, disease ecology, and quantitative biology — from PNAS to Nature to Ecology.
In Press / In Revision
Comparative foraging ecology of lynx and coyotes in the Gulf of Alaska national parks
Apparent phenotypic mismatch limits the recovery of a reintroduced carnivore
Spatial Memory and Resource Selection Patterns in Translocated African Elephants
Assessing unmarked models for estimating densities of small mammals using camera traps
Ecological Applications
Listening for extinction: Passive acoustic monitoring highlights critical risks and priorities for northern spotted owls
Are occupancy models always appropriate? Aligning state variables, model assumptions, and study objectives
Leveraging acoustic bycatch to identify and map the distribution of a temperate forest sentinel
Comparing accuracy and biases of DNA metabarcoding, hybridization capture, and metagenomic sequencing for quantifying herbivore diets
Metabarcoding versus parasite-specific real-time PCRs in the detection of nematodes of veterinary importance
The effects of predator recovery and climate change on the long-term demography of a large herbivore
2026
Leveraging next-generation tools for genetic assessment and demographic monitoring in threatened and elusive Humboldt martens
Evolutionary Applications 19(7):e70277
Individual identification of prey in carnivore scats
Molecular Ecology Resources 26(5):e70164
Drought and growing season phenology over 35 years modulates species interactions among domestic and wild herbivores
Journal of Animal Ecology
Diets, dominance hierarchies, and kleptoparasitism drive asymmetrical interactions between wolves and cougars
Proceedings of the National Academy of Sciences
Symbolic regression for empirically realistic population dynamic time series
bioRxiv (preprint)
PNW-Cnet: An evolving convolutional neural network to support broad-scale passive acoustic monitoring
Ecological Informatics
Large-scale metagenomic surveillance study expands the known diversity of RNA viruses in mosquito populations from the Amazon Basin
PeerJ
Vertebrate community composition and activity at giant otter latrines in the northern Pantanal
Ecosphere 17(4):e70619
Prey Partitioning in a Diverse Carnivore Community: Implications for Reintroduced Fishers in Washington
Animal Conservation
Genetic Diversity, Demographic Parameters, and Trophic Ecology of the Pampas Cat (Leopardus garleppi) in a Ramsar Wetland of Northwestern Peru
Genes 17(3):320
2025
Compositions and methods for control of Pseudogymnoascus destructans
U.S. Patent Application 19/227,370
The Ecological Impacts of Large-Carnivore Recovery in North America
Annual Review of Ecology, Evolution, and Systematics 56:337–363
Niche partitioning among Neotropical felids
Journal of Animal Ecology
From coastlines to mountain crests – regional and continental variation in North American marten diet and foraging
Ecosphere
Integrating spatial and behavioral data provides comprehensive assessment of grizzly bear-ecotourism coexistence in Nuxalk Territory
Nature Scientific Reports
Snow avalanches and the impact of climate-linked extreme events on mountain ungulate population dynamics and resilience
Global Change Biology
Life-history trade-offs and environmental variability shape reproductive demography in a mountain sentinel
Journal of Animal Ecology
Wild canids and felids differ in their reliance on reused travel routeways
Proceedings of the National Academy of Sciences
Developing custom computer vision models with Njobvu-AI: A collaborative, user-friendly platform for ecological research
Ecological Applications
White-nose syndrome surveillance and bat monitoring activities in North Coast and Cascades network parks 2016–2024
Science Report NPR/SR-2025/340, National Park Service
Avoidance-attraction ratios incorrectly characterize behavioral interactions with camera trap data
Ecology
Variability and correlations among vital rates and their influence on population growth in mule and black-tailed deer
Journal of Wildlife Management
Wildfire and drought alter the ecology of jaguars and co-occurring mammals in the world's largest wetland
Global Change Biology
Using iDNA to determine impacts of Amazonian deforestation on Leishmania hosts, vectors, and their interactions
PLOS Neglected Tropical Diseases
Decoding owl calls: Refining occupancy inference from passive acoustic monitoring
Ecology and Evolution
Landscape heterogeneity shapes the spatial and diet partitioning of a montane carnivore guild
Oikos
Bobcat Predation on American Alligators in Coastal South Carolina
Southeastern Naturalist
Grizzly bears detected at ecotourism sites are less likely than predicted by chance to encounter conflict
Canadian Journal of Zoology
Describing diet of imperiled Sierra Nevada red foxes and a carnivoran competitor using DNA metabarcoding
Ecology and Evolution
2024
Large-scale overlap and fine-scale avoidance: assessing interactions between coyotes, bobcats, and cougars at multiple scales
Journal of Mammalogy 105(4):706–717
Molecular and spatial evaluation of small Rodents and Didelphimorphis infected with Mycobacterium leprae in the Southern Amazon, Brazil
Zoonoses and Public Health
Mule deer selection of fuel reductions is restricted by site fidelity and structured by circadian and seasonal patterns
Forest Ecology and Management
Seek, and you will find: cryptic diversity of the cardiopulmonary nematode Angiostrongylus vasorum in the Americas
Acta Tropica
Western spotted skunk spatial ecology in the temperate rainforests of the Pacific Northwest
Ecosphere
Predation risk for hoary marmots in Washington's North Cascades Mountains
Journal of Mammalogy
Hunting and trapping in the Americas: the assessment and projection of harvest on wildlife populations
in Johnson, E.A. editor. Natural science and indigenous knowledge. Cambridge University Press
The origin, connectivity, and individual specialization of island wolves after deer extirpation
Ecology and Evolution
The effects of both habitat selection and avoidance of competitors on carnivore interactions
Journal of Mammalogy
Combining environmental DNA and remote sensing for efficient fine-scale mapping of arthropod biodiversity
Philosophical Transactions of the Royal Society B
Human disturbance in riparian areas disrupts predator-prey interactions between grizzly bears and salmon
Ecology and Evolution
Intraguild predation of cougar kittens following the aggregation of American black bears
Ecosphere
2023
Recovery of marine keystone predator transforms terrestrial predator–prey dynamics
Proceedings of the National Academy of Sciences
Warm oceans exacerbate Chinook salmon bycatch in the Pacific hake fishery driven by thermal and diel depth-use behaviors
Fish and Fisheries 24(6):910–923
Humanity's diverse predatory niche and its ecological consequences
Communications Biology 6:1211
Thermal refuge use and parasitism: spatiotemporal variation in anchor worm and lamprey wounds on Klamath redband trout
Ecosphere
Teasing apart the dilution effect by combining DNA metabarcoding and statistical modeling
Molecular Ecology
Using passive acoustic monitoring to estimate Northern Spotted Owl landscape use and pair occupancy
Ecosphere 14(2):e4421
Density-dependent changes in elk resource selection following timber harvest over successional time scales
Ecological Applications
Variation in adult and pup wolf diets at natal den sites is influenced by forest composition and configuration
Ecology and Evolution
Creating, curating, and evaluating a mitogenomic reference database to improve regional species identification using environmental DNA
Molecular Ecology Resources
A seasonal pulse of ungulate neonates influences predator space use in a multipredator-multiprey system
Ecology and Evolution
Multi-locus DNA metabarcoding reveals seasonality of foraging ecology of western spotted skunks in the Pacific Northwest
Ecosphere
Njobvu-AI: An open-source tool for collaborative image labeling and implementation of computer vision models
ArXiv
2022
Barred owl predation of western spotted skunks
Northwestern Naturalist
The roles of humans and apex predators in sustaining ecosystem structure and function
Ecology and Society
The spatial overlap of small-scale cannabis farms with aquatic and terrestrial biodiversity
Conservation Science and Practice
Invertebrates for vertebrate biodiversity monitoring: comparisons using three insect taxa as iDNA samplers
Molecular Ecology Resources
The multivariate Tweedie: A practical primer on generalized linear models for diet analysis derived from foraging theory
Ecology
Extensive aquatic subsidies lead to territorial breakdown and high density of an apex predator
Ecology
Land use effects on mosquito biodiversity and potential arbovirus emergence in the Southern Amazon, Brazil
Transboundary and Emerging Diseases
2021
Integrating multi-method surveys and recovery trajectories into species distribution models
Ecosphere
The Rapid Rise of Next-Generation Natural History
Frontiers in Ecology and Evolution p.480
Wolf dietary diversity in an island archipelago
Bulletin of the Ecological Society of America 102(1):1–6
Predicted distributions of Humboldt martens: historical and current context
PeerJ
Variable strategies to solve risk-reward tradeoffs in carnivore communities
Proceedings of the National Academy of Sciences
Integrating spatial capture-recapture models with variable individual identification
Ecological Applications
Building intuition regarding the statistical behavior of mass medical testing programs
Harvard Data Science Review
Local values and data empower culturally-guided and ecosystem-based fisheries management
Marine and Coastal Fisheries
Comparison of mechanical sorting and DNA metabarcoding for diet analysis with degraded wolf scats
Ecosphere
Fisher recolonization and recovery in Oregon: Feasibility assessment for the reintroduction of fishers
Mesocarnivore landscape use along a gradient of urban, rural, and forest cover
PeerJ
Pseudogymnoascus destructans growth in wood, soil and guano substrates
Nature Scientific Reports
A forest loss report card for the world's protected areas
Nature Ecology and Evolution
Diet of invasive wild pigs in a landscape dominated by sugar cane plantations
Journal of Mammalogy
Regional metabarcoding of fecal DNA shows that dietary diversification in wolves substitutes for ungulates in an island archipelago
Ecosphere
Interaction ecology and conservation of bear-salmon ecosystems
Frontiers in Ecology and Evolution
Integrating genetic data and demographic modeling to facilitate conservation of small isolated mountain goat populations
Journal of Wildlife Management
Better Boundaries: Environmental DNA improves detection of the upper limit of fish distribution in forested streams
Ecosphere
More affordable and effective noninvasive SNP genotyping using high-throughput amplicon sequencing
Molecular Ecology Resources
Individual variation in use of the nutritional landscape predicts early-winter condition of a long-lived ungulate
Frontiers in Ecology and Evolution
Environmental DNA facilitates accurate, inexpensive, and multi-year population estimates of millions of anadromous fish
Molecular Ecology Resources
2020
Orthohantavirus antibodies among phyllostomid bats from the arc of deforestation in Southern Amazonia, Brazil
Transboundary and Emerging Diseases
Experimental evaluation of degradation rates of genomic DNA of the pathogen Pseudogymnoascus destructans in bat guano
PeerJ
Intrapopulation isotopic niche diversity over landscapes: spatial patterns inform conservation of bear-salmon systems
Ecosphere
Intraspecific variation in movement strategies among bald eagles (Haliaeetus leucocephalus) in an anadromous fish system
Movement Ecology
Extinction filters mediate the global effects of fragmentation
Science
Eating plants and planting trees for climate mitigation
Global Change Biology
Biotic factors influencing the unexpected distribution of a Humboldt marten population in forested sand dunes
PLoS ONE
Non-consumptive behavioral responses and nutritional consequences of elk when avoiding human hunters
Ecosphere
Seed dispersal effectiveness by a large-bodied invasive species in defaunated landscapes
Biotropica
2019
Tropical forests can maintain hyperdiversity because of enemies
Proceedings of the National Academy of Sciences
Reply to Cannon and Lerdau: Maintenance of tropical forest tree diversity
Proceedings of the National Academy of Sciences
Environmental DNA for the enumeration and management of Pacific salmon
Molecular Ecology Resources
Tick-borne disease risk in a forest food web
Ecology
Fire history influences large-herbivore behavior at circadian, seasonal, and successional scales
Ecological Applications
Large species within Carnivora are large carnivores
Royal Society Open Science
DNA metabarcoding reveals human-induced shifts in dietary niche partitioning in a carnivore guild
Oikos
Density and population trajectories of coastal marten: a rare and geographically isolated small carnivore
PeerJ
Seed dispersal and resource subsidies from salmon-supported bears to granivores
Ecosphere
The primacy of bears as seed dispersers in salmon-bearing ecosystems
Ecosphere
2018
Projecting the future of an alpine ungulate under climate change scenarios
Global Change Biology
2017
Does biodiversity protect humans against infectious disease?: Comment
Ecology 97:536–546
Global forest loss disproportionately erodes biodiversity in intact landscapes
Nature
Lyme disease ecology in a changing world: consensus, uncertainty, and critical gaps for improving control
Philosophical Transactions of the Royal Society B
Conserving the World's Megafauna and Biodiversity: The Fierce Urgency of Now
BioScience
The impact of temperature and precipitation during Ixodes scapularis questing periods on human Lyme disease incidence
Parasites and Vectors
Environmental DNA from residual saliva for efficient noninvasive genetic monitoring of brown bears (Ursus arctos)
PLoS ONE
Are we eating the world's mammals to extinction?
Royal Society Open Science
Empty rivers rather than empty forests: a century of commercial hunting in Amazonia
Science Advances
Line transect surveys under detect terrestrial mammals: implications for the sustainability of subsistence hunting
PLoS ONE
Dispersal limitation induces long-term biomass collapse in overhunted Amazonian forests
Proceedings of the National Academy of Sciences 113:892–897
Long-term aspen dynamics and trophic cascades in Northern Yellowstone
Canadian Journal of Forest Research 46:548–556
2016
Quantifying dilution and amplification in a community of hosts for tick-borne pathogens
Ecological Applications 26(2):285–294
Differential use of salmon by vertebrate consumers: implications for conservation
PeerJ 3:e1157
Collapse of the World's Largest Herbivores
Science Advances 1(4):e1400103
2015
Threshold levels of generalist predation determine consumer response to resource pulses
Oikos
Accelerated phenology of blacklegged ticks under climate warming
Philosophical Transactions of the Royal Society B 370:20130556
Saving the world's terrestrial megafauna
BioScience 65(10):1117–1124
2014
Working together: A call for inclusive conservation
Nature 515:27–28
Life history and demographic drivers of reservoir competence for three tick-borne zoonotic pathogens
PLoS ONE 9(9):e107387
2013
Several scales of biodiversity affect ecosystem multifunctionality
Proceedings of the National Academy of Sciences 110:10219–10222
Reply to Mokany et al: Comprehensive measures of biodiversity are critical to investigations of ecosystem multifunctionality
Proceedings of the National Academy of Sciences 110(43)
Competition and facilitation in the capuchin-squirrel monkey relationship
Biotropica
Dispersal vacuum in the seedling recruitment of a primate-dispersed Amazonian tree
Biological Conservation 163:99–106
Do irrigation and predator control reduce the productivity of migratory ungulate herds?
Ecology 94:1264–1270
Climate and vegetation phenology: Predicting the effects of warming temperatures
in White, P.J. editor. Yellowstone's Wildlife in Transition. Harvard University Press
Reliable, verifiable, and efficient monitoring of biodiversity via metabarcoding
Ecology Letters 16(10):1245–1257
Resolviendo el conflicto "parque-personas" en el Manu
in Groenendijk, J. and A. Tovar editors. Reporte Manu. San Diego Zoo Global Peru y SERNANP
2012
Deer, predators, and the emergence of Lyme disease
Proceedings of the National Academy of Sciences 109:10942–10947
Using Grizzly bears to assess harvest-ecosystem tradeoffs in salmon fisheries
PLoS Biology 10(4)
Wolves-Coyotes-Foxes: A cascade among carnivores
Ecology 93:921–929
Hunting in ancient and modern Amazonia: Rethinking sustainability
American Anthropologist 114(4)
2011 & Earlier
The behavior and diet breadth of central-place foragers: an application to human hunters and Neotropical game management
Evolutionary Ecology Research 13:171–185 (2011)
Spatial tools for modeling the sustainability of subsistence hunting in tropical forests
Ecological Applications 21:1802–1818 (2011)
Conservation in Low-Governance Environments
Biotropica 42:569–571 (2010)
Modeling the long-term sustainability of indigenous hunting in Manu National Park, Peru
Journal of Applied Ecology 46:804–814 (2009)
The sustainability of hunting by Matsigenka native communities in Manu National Park, Peru
Conservation Biology 21:1174–1185 (2007)