Recent Research: Trends in nonbreeding shorebirds along the Pacific Americas Flyway. Published in Oxford Academic. Population trends for shorebirds that spend the nonbreeding period of their annual cycle along the Pacific Americas Flyway are largely unknown. However, localized studies within the Pacific Flyway and analyses from the Atlantic Flyway suggest many shorebird species may be declining in the Western Hemisphere. Herein, we present the first trends of nonbreeding shorebirds along the Pacific Americas Flyway based on a coordinated survey effort from across a large portion of the Flyway. Read more here.
Photo: Marbled Godwits along the California Coast, Credit: Jenny Erbes
Peer-reviewed Publications
2026
Oceanographic drivers of interannual habitat use in breeding rhinoceros auklets (Cerorhinca monocerata)
Published in Journal of Experimental Marine Biology and Ecology
Evidence of emperor penguins’ sensitivity to sea ice fluctuations
Published in Proceedings of the Royal Society B
Fine-scale foraging behavior of chick provisioning pigeon guillemots Cepphus columba.
Published in Marine Ecology Progress Series
Ocean conditions influence diet and productivity in California least terns
Published in Marine Ecology Progress Series
Centering resilience in US federal agricultural policy
Published in Frontiers in Sustainable Food Systems
Timing the tuxedo transformation: moult phenology reflects breeding investment and intrinsic constraints in Adélie penguins
Published in Proceedings of the Royal Society B
California’s 30 x 30 Initiative at its Midpoint
Published in Artemisia Journal
2025
Trends in nonbreeding shorebirds along the Pacific Americas Flyway
Published in Ornithological Applications
Shrub Encroachment in California Coastal Grasslands Related to Declines in a Grassland-Obligate Breeding Bird
Published by California Native Grasslands Association
Diversity of polyomaviruses and papillomaviruses in penguins from eastern and western Antarctica
Published in Microbial Genomics
Nitrogen Isotopes Suggest Sex‐Based Diet Differences on the Breeding Grounds for a Sexually Monomorphobic Migratory Passerine
Published in Ecological Indicators
The First GPS Observation of a Western Gull (Larus occidentalis) Riding in a Long-Haul Garbage Transfer Truck
Published on BioOne
The importance of high streamflow and bank erosion for the Bank Swallow, a sentinel species of alluvial river systems
Published in Ecological Indicators
Increase of tropical seabirds (Sula) in the California Current Ecosystem with warmer ocean conditions
Published in Frontiers of Marine Science
Soil organic carbon better described by soil mineralogy and exchangeable cations than oak restoration in California rangelands
Published in CATENA
Eastern Warbling Vireo
Published in Birds of the World
Western Warbling Vireo
Published in Birds of the World
Ground-truthing of Satellite Imagery to Assess Seabird Colony Size: A Test Using Adélie Penguins.
Published in Remote Sensing in Ecology and Conservation
Western snowy plover breeding dispersal in response to nest failure in Monterey Bay, California, USA
Published in Endangered Species Research
BioSoundSCape: A bioacoustic dataset for the Fynbos Biome
Published in Scientific Data
Multiple-Benefit Conservation in Practice: A Framework for Quantifying Multidimensional Impacts of Landscape Change in California’s Sacramento–San Joaquin Delta
Published in San Francisco Estuary and Watershed Science
Taking Action to Avoid Extinction: Successful Regional-Scale Lethal Control of Barred Owls Supports a Federal Strategy to Save Spotted Owls
Published in Conservation Letters
Where the wild bees are: Birds improve indicators of bee richness
Published in PLOS One
A decade of diving: responses of Cassin’s auklets to variable foraging conditions in the California Current System
Published in Frontiers in Bird Science
The first GPS observation of a Western Gull (Larus occidentalis) riding in a long-haul garbage transfer truck
Published in Waterbirds
Collaborating with marine birds to monitor the physical environment within coastal marine protected areas
Published in Oceanography
Finding floral and faunal species richness optima among active fire regimes
Published in Conservation Biology
Shared origins of six songbird species occurring as vagrants in California
Published in Ornithology
2024
A vulnerability assessment for the Northern Spotted Owl in Marin County, California
Published in the National Park Service’s Science Report Series
Maximizing the benefit of a habitat incentive program for migratory shorebirds in California’s Central Valley.
Published in The Journal of Wildlife Management
Winter GPS tagging reveals home ranges during the breeding season for a boreal-nesting migrant songbird, the Golden-crowned Sparrow
Published in PLoS ONE
Adélie penguins must balance the benefits and costs of riding on sea ice during their long-distance migration.
Published in Ecology
Factors influencing shorebird use of post-harvest flooded rice fields in California’s Sacramento Valley
Published in Journal of Wildlife Management
Evaluating the Response of Nonbreeding Shorebirds to Rate and Agents of Human Disturbance
Published in Waterbirds
Unexpected Delayed Incursion of Highly Pathogenic Avian Influenza H5N1 (Clade 2.3.4.4b) Into the Antarctic Region
Published in Influenza Other Respiratory Viruses
Building a Coordinated Framework for Research and Monitoring in Large-Scale International Marine Protected Areas: The Ross Sea Region as a Model System
Published in Conservation Letters
Response of indicator species to changes in food web and ocean dynamics of the Ross Sea, Antarctica
Published in Antarctic Science
Local and landscape factors drive shorebird use of post-harvested flooded rice land in California’s Central Valley
Published in The Journal of Wildlife Management
Rice fallowing and wildlife: Minimizing impacts and increasing opportunity for wildlife due to rice fallowing and rotation in the Sacramento Valley. Report to the Central Valley Joint Venture
Published by Point Blue Conservation Science
Revisiting the past: Historical status of breeding Ring-billed and California gulls in the Klamath Basin, Oregon
Published by Western Birds
Does montane meadow restoration influence the mineral association and stability of soil carbon?
Published by Biogeochemistry
Storing and Managing Water for the Environment is More Efficient than Mimicking Natural Flows
Published in Nature Communications
I need some space: Solitary nesting Adélie penguins demonstrate an alternative breeding strategy at Cape Crozier
Published in Polar Biology
Automated Reference Point Selection for InSAR Time Series Analysis on Segmented Wetlands in California
Published in IEEE Geoscience and Remote Sensing Letters
Limited success of radio frequency identification technology in locating nests of a crevice nesting seabird, the ashy storm-petrel (Hydrobates homochroa)
Published in Journal of Fish and Wildlife Management
Intra- and interannual variation in the foraging behavior of common murres (Uria aalge)
Published in Journal of Experimental Marine Biology and Ecology
Experiences with wildfire are associated with private landowners’ management decisions, relationships, and perceptions of risk Published in Landscape and Urban Planning
Soil carbon offset markets are not a just climate solution
Published in Frontiers in Ecology and the Environment
Experience and trust: the benefits of mate familiarity are realized through sex-specific specialization of parental roles in Cassin’s auklet
Published in Royal Society Open Science
Varying population size of the Cape Royds Adélie penguin colony, 1955-2020: a synthesis
Published in Antarctic Science
Advances in remote sensing of emperor penguins: first multi-year time series documenting trends in the global population
Published in Proceedings of the Royal Society
Biologically Important Areas II for cetaceans within U.S. and adjacent waters -West Coast Region
Published in Frontiers in Marine Science – Marine Conservation and Sustainability
Submesoscale coupling of krill and whales revealed by aggregative Lagrangian coherent structures
Published in Proceedings of the Royal Society B
Sex-specific recruitment rates contribute to male-biased sex ratio in Adélie penguins
Published in Ecology and Evolution
Focus on the future of water-limited agricultural landscapes
Published in Environmental Research Letters
A high-resolution synthesis dataset for multistressor analyses along the US West Coast
Published in Earth Systems Science Data
Going with the floe: Sea-ice movement affects distance and destination during Adélie penguin winter movements
Published in Ecology
Practical guidance for deciding whether to account for soil variability when managing for land health, agricultural production, and climate resilience
Published in Journal of Soil and Water Conservation
2023
Adélie penguins slow down as they get old. Published in Proceedings of the Royal Society B
Effectiveness of novel artificial seabird nest modules for reducing ambient temperature transfer in a warming climate
Published in Wildlife Society Bulletin
Sea ice decline in an important Adélie penguin molt area
Published in PNAS
Circumpolar assessment of mercury contamination: the Adélie penguin as bioindicator of Antarctic marine ecosystems
Published in Ecotoxicology
Where to live? Landfast sea ice shapes the presence of emperor penguin colonies around Antarctica
Published in Science Advances
Priority Bird Conservation Areas in California’s Sacramento–San Joaquin Delta
Published in San Francisco Estuary and Watershed Science
Soundscape components inform acoustic index patterns and refine estimates of bird species richness
Published in Frontiers in Remote Sensing
Wintering Artemisiospiza sparrows: patterns of segregation between Sagebrush Sparrow (A. nevadensis) and Mojave Bell’s Sparrow (A. belli canescens) across Lower Colorado Desert vegetation assemblages, with evidence for differential migration in Mojave Bell’s Sparrow
Published in Journal of Field Ornithology
Climate change consequences for differential adult survival and the mating system of a temperate breeding shorebird
Published in Ecosphere
Winter population trends and environmental drivers for three species of temperate shorebirds
Published in Global Ecology and Conservation
New record of California coastal bottlenose dolphins (tursiops truncatus) in offshore waters
Published in Aquatic Mammals
Knowledge co-production on the impact of decisions for waterbird habitat in a changing climate
Published in Conservation Biology
Genomes of single stranded DNA viruses in a fecal sample of south polar skua (Stercorarius maccormicki) on Ross Island, Antarctica
Published in Microbiology Resource Announcements
High-resolution recording of foraging behavior over multiple annual cycles shows decline in old Adélie penguins’ performance
Published in Proceedings of the Royal Society B
Changes in habitat suitability for wintering dabbling ducks during dry conditions in the Central Valley of California
Published in Ecosphere
The “Range-C” Monitoring Framework V1.0.
Published by Point Blue Conservation Science, Petaluma, California
An anchovy ecosystem indicator of marine predator foraging and reproduction
Published in Proceedings of the Royal Society B
The effect of soundscape composition on bird vocalization classification in a citizen science biodiversity monitoring project
Published in Ecological Informatics
Faster growth and larger size at crèche onset are associated with higher offspring survival in Adélie Penguins
Published in Ornithology
Exploring plant and soil microbial communities as indicators of soil organic carbon in a California rangeland
Published in Soil Biology and Biochemistry
2022
Large Scale Aerial Multi-Robot Coverage Path Planning.
Published in Field Robotics
Post-fire salvage logging reduces bird abundance and diversity in Sierra Nevada forests.
Published in Fire Ecology.
Impacts of winter storms and oceanic conditions on survival of Elephant Seal pups.
Published in Marine Ecology Progress Series.
Soundscapes to Landscapes: The Power of Citizen Scientists in a Bioacoustics Monitoring Workflow.
Published in Citizen Science: Theory and Practice.
A Synthesis of Livestock Grazing Effects in Sierra Meadows.
Published in Environmental Management.
Population dynamics and resource availability drive seasonal shifts in the consumptive and competitive impacts of introduced house mice (Mus musculus) on an island ecosystem
Published in Ecology
Framework for assessing and mitigating the impacts of offshore wind energy development on marine birds
Published in Biological Conservation
Land cover and NDVI are important predictors in habitat selection along migration for the Golden-crowned Sparrow, a temperate-zone migrating songbird
Published in Movement Ecology
Soundscape classification with convolutional neural networks reveals temporal and geographic patterns in ecoacoustic data
Published in Ecological Indicators
Integrating social and ecological predictors to understand variation within ecosystems: a case study of the Great Smoky Mountains National Park PACE
Published in Natural Areas Journal
Northward migration, molting locations, and winter residency of California breeding pigeon guillemots (Cepphus columba)
Published in Marine Ecology Progress Series
Evidence for Carbon and other Co-benefits of Wetland Conservation in North America: a rapid evidence assessment
Published by Point Blue Conservation Science
Large scale aerial multi-robot coverage path planning
Published in Field Robotics
State of the California Current Ecosystem in 2021: Winter Is Coming?
Published in Frontiers in Marine Science
Short-term effects of post-fire salvage logging intensity and activity on breeding birds in the Sierra Nevada Mountains, USA
Published in Fire Ecology
The effect of natural disturbances on forest biodiversity: an ecological synthesis
Published in Biological Reviews
Reimagine fire science for the anthropocene
Published in PNAS Nexus
Landscape topography and regional drought alters dust microbiomes in the Sierra Nevada of California
Published in Frontiers in Microbiology
Effects of Winter Storms and Oceanographic Conditions on Survival to Weaning: A 37-Year Study of Northern Elephant Seals on the Farallon Islands
Published in Marine Ecology Progress Series
Demographic responses to climate-driven variation in habitat quality across the annual cycle of a migratory bird species
Published in Ecology and Evolution
Soundscape classification with convolutional neural networks reveals temporal and geographic patterns in ecoacoustic data
Published in Ecological Indicators
The Soundscapes to Landscapes Project: Development of a Bioacoustics-Based Monitoring Workflow with Multiple Citizen Scientist Contributions
Published in Citizen Science: Theory and Practice
Shorebird food energy shortfalls and the effectiveness of habitat incentive programs in record wet, dry and warm years
Published in Ecological Monographs
Pelagic calcifiers face increased mortality and habitat loss with warming and ocean acidification
Published in Ecological Applications
Ocean-influenced estuarine habitat buffers high interannual variation in seabird reproductive success
Published in Marine Ecology Progress Series
Foliar application of a microbial inoculant and alkali-extracted humic product boosts forage productivity and quality on a Central Coast California rangeland
Published in Frontiers in Sustainable Food Systems
Effects of livestock grazing on the ecology of Sierra meadows: A review of the current state of scientific knowledge to inform meadow restoration and management
Published in Environmental Management
Spatial Patterns in Aragonite Saturation Horizon over the Northern California Shelf
Published in Regional Studies in Marine Science
Comment on “Lagged response of Adélie penguin (Pygoscelis adeliae) abundance to environmental variability in the Ross Sea, Antarctica”
Published in Polar Biology
Tracking and forecasting community responses to climate perturbations in the California Current Ecosystem
Published in PLOS Climate
Western gull foraging behavior as an ecosystem state indicator in coastal California
Published in Frontiers in Marine Science
Governing ecological connectivity in cross-scale dependent systems
Published in BioScience
High-resolution satellite imagery meets the challenge of monitoring remote marine protected areas in the Antarctic and beyond
Published in Conservation Letters
Documenting Ecosystems, Understanding Environmental Changes, Forecasting Hazards
Published in Oceanography
Discovery of novel fish papillomaviruses: From the Antarctic to the commercial fish market
Published in Virology
2021
Climate change-adaptive participatory field gene banking for a California endemic oak.
Published in Restoration Ecology
Diving behavior can now tell us how much food Adélie penguins are eating.
Published in Scientific Reports
Buffering climate-driven perturbation events through recruitment.
Published in Journal of Animal Ecology
Determining long-term versus real-time habitat suitability for shorebirds.
Ecological Applications
Insights from the first global population estimate of Weddell seals in Antarctica.
Published in Science Advances
Different climate impacts to seals in Antarctica help clarify conservation choices.
Published in Global Change Biology
Long-term monitoring shows protected areas safeguard landbird populations.
Published in Ornithological Applications
Nesting habitat and edges influence reproductive success of Adélie penguins.
Published in Scientific Reports
Efforts to save whales from ship strikes in Southern California have been mostly ineffective.
Published in Frontiers in Marine Science
Breeding of Color-Aberrant Adélie Penguins at Cape Crozier, Antarctica.
Published in Antarctic Science
Implications of large high-severity wildfire patches for bird diversity.
Published in Diversity & Distributions
Changes in timing of whale migration in California explain increasing numbers of deadly entanglements.
Published in PLoS ONE
Multiple-Benefit Conservation: an approach to conservation that can meet social and environmental needs.
Published in Conservation Science and Practice
Multidrone aerial surveys of penguin colonies in Antarctica. Published in Science Robotics.
Fire and mechanical forest treatments support different portions of the bird community in fire-suppressed forests.
Published in Forests
Identifying conservation corridors that benefit Southern California Spotted Owl populations.
Published in Diversity and Distributions
Projecting impacts of a mortality event on a Western gull population.
Published in Ecosphere
Natal and adult dispersal among four elephant seal colonies. Marine Mammal Science
Published in bioRxiv
Effects of diet and provisioning behavior on chick growth in Adelie penguins
Published in Waterbirds
Enriched root bacterial microbiome in invaded vs native ranges of the model grass allotetraploid Brachypodium hybridum
Published in Biological Invasions
Both real-time and long-term environmental data perform well in predicting shorebird distributions in managed habitat
Published in Ecological Applications
A Synthesis of Ranch-Level Sustainability Indicators for Land Managers and to Communicate across the Beef Supply Chain
Published in Rangeland Ecology and Management
Foraging dive frequency predicts body mass gain in the Adélie penguin
Published in Scientific Reports
Diverse integrated ecosystem approach overcomes pandemic-related fisheries monitoring challenges
Published in Nature Communications
Episodes of high recruitment buffer against climate-driven mass mortality events in a North Pacific seabird
Published in Journal of Animal Ecology
Modeling the at-sea density of marine birds to support renewable energy planning on the Pacific Outer Continental Shelf of the contiguous United States
Published by US Department of the Interior, Bureau of Ocean Energy Management
Ecosystem Status Report of the California Current for 2020–21: A Summary of Ecosystem Indicators Compiled by the California Current Integrated Ecosystem Assessment Team (CCIEA)
Published by U.S. Department of Commerce, NOAA Technical Memorandum
Insights from the first global population estimate of Weddell seals in Antarctica
Published in Science Advances
State of the California Current 2019-2020: Back to the Future with Marine Heatwaves?
Published in Frontiers in Marine Science
Foraging in marine habitats increases mercury concentrations in a generalist seabird
Published in Chemosphere
Ice matters: life-history strategies of two Antarctic seals dictate climate change eventualities in the Weddell Sea
Published in Global Change Biology
Protected areas safeguard landbird populations in central coastal California: evidence from long-term population trends
Published in Ornithological Applications
The influence of subcolony-scale nesting habitat on reproductive success of Adélie penguins
Published in Scientific Reports
Modeling whale deaths from vessel strikes to reduce the risk of fatality to endangered whales
Published in Frontiers in Marine Science
Toward climate change refugia conservation at an ecoregion scale
Published in Conservation Science and Practice
How is adaptive potential distributed within species ranges?
Published in Evolution
Maintenance of nest quality in Adélie penguins: an additional benefit to life in the center
Published in Polar Biology
Hemispheric asymmetry in ocean change and the productivity of ecosystem sentinels
Published in Science
Breeding Behaviour of Colour Aberrant Adélie Penguins (Pygoscelis adeliae) at Cape Crozier, Ross Island, Antarctica
Published in Antarctic Science
Modeling changes in baleen whale seasonal abundance, timing of migration, and environmental variables to explain the sudden rise in entanglements in California
Published in PLOS ONE
Multiple-Benefit Conservation defined
Published in Conservation Science and Practice
When bigger isn’t better – Implications of large high-severity wildfire patches for avian diversity and community composition
Published in Diversity and Distributions
A management case study: common raven impacts on nesting western snowy plovers
Published in Human Wildlife Interactions
Demography, morphometrics, and stomach contents of common ravens (Corvus corax) examined as a result of controlled take
Published in Human Wildlife Interactions
Pairing functional connectivity with population dynamics to prioritize corridors for Southern California spotted owls
Published in Diversity and Distributions
Quantifying ecological variation across jurisdictional boundaries in a management mosaic landscape
Published in Landscape Ecology
Fire and mechanical forest management treatments support different portions of the bird community in fire-suppressed forests
Published in Forests
Projecting long-term impacts of a mortality event on vertebrates: incorporating stochasticity in population assessment
Published in Ecosphere
Coupled ecological and management connectivity across administrative boundaries in undeveloped landscapes
Published in Ecosphere
Age-related reproductive performance of the Adélie Penguin, a long-lived seabird exhibiting similar outcomes regardless of individual life-history strategy
Published in Journal of Animal Ecology
Using habitat risk assessment to assess disturbance from maritime activities to inform seabird conservation in a coastal marine ecosystem
Published in Ocean & Coastal Management
2020
Measuring Soil Carbon Stocks on California Rangelands. Published in Geoderma Regional.
Assessing the effects of rangeland management practices in California through a systematic search of the literature. Published in California Agriculture.
Drought reduces interior shorebird populations while coastal wetlands serve as refugia. Published in PLoS ONE.
Understanding Habitat Needs and Threats to Shorebirds Across the Pacific Americas Flyway. Published in Avian Conservation and Ecology.
Quantifying whale deaths and strategies to decrease vessel collisions off the Bay Area. Published in Endangered Species Research.
Montane meadow restoration improves habitat for some meadow birds. Published in Restoration Ecology.
Whale and krill hotspots in north-central California National Marine Sanctuaries. Published in PLOS ONE.
Assessing Accuracy of Sampling Schemes to Estimate Western Snowy Plover Reproductive Success. Published in Journal of Fish and Wildlife Management.
Assessing the effects of rangeland management practices in California through a systematic search of the literature. Published in California Agriculture.
Oceanographic drivers of winter habitat use in Cassin’s auklets. Published in Ecological Applications.
Migration tracking of Swainson’s Thrushes reveals that vulnerabilities differ by region. Published in Scientific reports.
Cracks in the ice: Significant chick loss at historic Cape Crozier Emperor Colony. Published in Antarctic Science.
Predictive habitat suitability models for nesting woodpeckers following forest fires. Published in The Condor.
Getting our heads above water: Integrating bird conservation in planning, science, and restoration for a more resilient Sacramento–San Joaquin Delta
Published in San Francisco Estuary and Watershed Science
Distribution and abundance of Double-crested Cormorants nesting in the interior of California, 2009–2012
Published in Western Birds
Inter-annual variability in forage fish population size structure: Comparison of selectivity of traditional vs. non-traditional sampling devices
Published in Fisheries Research
Geolocator tagging links distributions in the non-breeding season to population genetic structure in a sentinel North Pacific seabird
Published in PLOS ONE
Multidrone aerial surveys of penguin colonies in Antarctica
Published in Science Robotics
Continental-scale patterns of extracellular enzyme activity in the subsoil: an overlooked reservoir of microbial activity
Published in Environmental Research Letters
Plastics in the Pacific: Assessing risk from ocean debris for marine birds in the California Current Large Marine Ecosystem
Published in Biological Conservation
Estimating effectiveness of speed reduction measures for decreasing whale strike mortality in a high-risk region
Published in Endangered Species Research
A monitoring framework for assessing threats to nonbreeding shorebirds on the Pacific Coast of the Americas
Published in Avian Conservation and Ecology
Exploring variability in rangeland soil organic carbon stocks across California (USA) using a voluntary monitoring network
Published in Geoderma Regional
Incorporating canopy structure from simulated GEDI lidar into bird species distribution models
Published in Environmental Research Letters
Seasonal trends and primary contributors to the low-frequency soundscape of the Cordell Bank National Marine Sanctuary
Published in The Journal of the Acoustical Society of America
Citizen science and habitat modelling facilitates conservation planning for crabeater seals in the Weddell Sea
Published in Diversity and Distributions
Diet segregation in Adélie Penguins: some individuals attempt to overcome colony-induced and annual foraging challenges
Published in Marine Ecology Progress Series
Distribution and Abundance of Colonial Herons and Egrets in California, 2009-2012
Published in Western Birds
Multiple Benefits from Agricultural and Natural Land Covers in California’s Central Valley
Published in Dryad Digital Repository
South Bay Salt Pond Restoration Project Phase 2 Science Program Framework.
Report to the South Bay Salt Pond Restoration Project and the California Wildlife Foundation. Point Blue Conservation Science, Petaluma, CA
Supporting evidence varies for rangeland management practices that seek to improve soil properties and forage production in California
Published in California Agriculture
Soil microbial communities associated with giant sequoia: How does the world’s largest tree affect some of the world’s smallest organisms?
Published in Ecology and Evolution
Foraging patterns of Antarctic minke whales in McMurdo Sound, Ross Sea
Published in Antarctic Science
Slow and Steady: Gradual drawdown of private wetlands supports shorebirds during northbound migration
Published in Journal of Fish and Wildlife Management
Bird response to hydrologic restoration of montane riparian meadows
Published in Restoration Ecology
Large nitrogen oxide emission pulses from desert soils and associated microbiomes
Published in Biogeochemistry
Trophic dynamics of the marginal ice zone in McMurdo Sound, Antarctica
Published in Scientific Reports
Quantifying drought’s influence on moist soil seed vegetation in California’s Central Valley through remote sensing
Published in Ecological Applications
Effects of drought on the abundance and distribution of non-breeding shorebirds in central California, USA
Published in PLOS ONE
Predictive habitat suitability models for nesting woodpeckers following wildfire in the Sierra Nevada and Southern Cascades of California
Published in The Condor
Tracking of marine predators to protect Southern Ocean ecosystems
Published in Nature
Migration tracking reveals geographic variation in the vulnerability of a NearcticNeotropical migrant bird
Published in Scientific Reports
2019
Seabirds Offer Tool to Help Manage California’s Marine Protected Areas.
Published in CalCOFI Reports
Communication is key for rebuilding agricultural soil carbon.
Published in Nature Sustainability
Mixed Severity Fire Leads to Increased Bat Diversity in Fire Suppressed Sierra Nevada Forests.
Published in Scientific Reports
Removing invasive mice will benefit storm-petrels through reduced owl predation.
Published in Ecosphere
Changes in double-crested cormorants in the San Francisco Bay area.
Published in Marine Ornithology
Killer whale presence leads to white shark desertion of Farallon Island feeding grounds.
Published in Scientific Reports
Waterbirds need a mosaic of suitable agricultural fields and wetlands in the Delta.
Published in San Franc Estuary Watershed Science
Adélie penguins become more efficient at finding food as they age.
Published in Scientific Reports
Fluorescent ornamentation in the Rhinoceros Auklet.
Published in the Ibis
Water and the Future of the San Joaquin Valley.
Published with Public Policy Institute of California.
Recent drought may provide a glimpse of the future for the avian community in the Sierra Nevada.
Published in Ecological Applications
Eating in the dark: Ross Sea Adélie Penguin Foraging Habitat.
Published in Marine Ecology Progress Series
Soil carbon science for policy and practice.
Published in Nature Sustainability
Killer whales redistribute white shark foraging pressure on seals
Published in Scientific Reports
A possible Adélie penguin sub-colony on fast ice by Cape Crozier, Antarctica
Published in Antarctic Science
Engaging “the crowd” in remote sensing to learn about habitat affinity of the Weddell seal in Antarctica
Published in Remote Sensing In Ecology And Conservation
Inter-individual differences in the foraging behavior of breeding Adélie penguins are driven by individual quality and sex
Published in Marine Ecological Progress Series
Identification of a novel Adélie penguin circovirus at Cape Crozier (Ross Island, Antarctica)
Published in Viruses
Prevalence of three-chick nests in Adelie Penguins Pygoscelis adeliae at Cape Crozier, Ross Island
Published in Marine Ornithology
Evaluating population impacts of predation by owls on storm petrels in relation to proposed island mouse eradication
Published in Ecosphere
Mismatch managed? Phenological phase extension as a strategy to manage phenological asynchrony in plant–animal mutualisms
Published in Restoration Ecology
Extreme mortality and reproductive failure of common murres resulting from the northeast Pacific marine heatwave of 2014-2016
Published in PLOS ONE
The retrospective analysis of Antarctic tracking data project
Published in Scientific Data
Significant chick loss after early fast ice breakup at a high-latitude emperor penguin colony
Published in Antarctic Science
The effects of wildfire severity and pyrodiversity on bat occupancy and diversity in fire-suppressed forests
Published in Scientific Reports
A comparative analysis of common methods to identify waterbird hotspots
Published in Methods In Ecology and Evolution
Dynamic flood modeling essential to assess the coastal impacts of climate change
Published in Scientific Reports
Fine-scale Oceanographic Features Characterizing Successful Adélie Penguin Foraging in the SW Ross Sea
Published in Marine Ecology Progress Series
Weak effects of geolocators on small birds: A meta‐analysis controlled for phylogeny and publication bias
Published in Journal of Animal Ecology
Carbon sequestration in riparian zones: a global synthesis and meta-analysis
Published in Journal of Applied Ecology
Global phenological insensitivity to shifting ocean temperatures among seabirds
Published in Nature Climate Change
Evidence of age-related improvement in the foraging performance of Adélie penguins
Published in Scientific Reports
The relative importance of agricultural and wetland habitats to waterbirds in the Sacramento–San Joaquin River Delta of California
Published in San Francisco Estuary Watershed Science
Global synthesis of conservation studies reveals the importance of small habitat patches for biodiversity
Published in Proceedings of the National Academy of Sciences of the United States of America
2018
Trends in abundance of wintering waterbirds relative to rainfall patterns at a central California estuary, 1972-2015. Published in Trends and traditions: Avifaunal change in western North America (W. D. Shuford, R. E. Gill Jr., and C. M. Handel, eds.).
Streamside forests store tons of carbon. Published in Global Change Biology.
Staggering water drawdown in winter-flooded rice increases habitat for waterbirds. Published in PLoS ONE.
Maximizing the carbon and biodiversity benefits of habitat restoration along rivers and streams. Published in Journal of Applied Ecology.
Implications of seabird prey consumption for forage fish management in California. Published in the Journal of Marine Systems.
Managing Drought in a Changing Climate: Four Essential Reforms. Published in the Public Policy Institute of California report.
Multiple double broods within a lifetime associated with higher quality Cassin’s Auklets. Published in Proceedings of the Royals Society B.
Combining seabird diet, acoustics, and ecosystem surveys to assess forage fish. Published in Journal of Marine Systems.
Incentive Programs Provide Critical Support for Waterbird Habitat During Extreme Drought. Published in PeerJ.
Fire leads to complex and dynamic responses by the avian community in Sierra Nevada forests. Published in Ecosphere.
More frequent El Niño Southern Oscillation might not be bad for seabirds. Theoretical Ecology.
Shorebirds seek stability in highly modified and a dynamic water landscape. Landscape Ecology.
Bird populations nearly triple in response to habitat restoration along Putah Creek. Published in Ecological Restoration.
Seabirds Indicate Fish Abundance In California’s Marine Protected Areas. Published in Marine Ecology.
White-crowned Sparrow habitat choices, but not nest success, are influenced by vegetation change. Published in the Condor.
Post-fledging survival of Adélie penguins at multiple colonies: chicks raised on fish do well
Published in Marine Ecology Progress Series
2017
Managing California’s Freshwater Ecosystems: Lessons from the 2012-16 Drought. Published in Public Policy Institute of California report.
U.S. West Coast whale deaths from ship collisions outstrip federal limits. Published in PLOS One.
Conservation objectives for waterbirds in California’s Central Valley. Published in San Francisco Estuary and Watershed Science.
Conservation objectives for bird species at risk in California’s Central Valley. Published in San Francisco Estuary and Watershed Science.
Conservation objectives for birds along California’s Central Valley rivers. Published in San Francisco Estuary and Watershed Science.
Science-based guidelines for defining wildlife population objectives. Published in San Francisco Estuary and Watershed Science.
Conservation objectives to eliminate food shortages for migrating and wintering shorebirds in California’s Central Valley. Published in San Francisco Estuary and Watershed Science.
Inland-breeding terns’ response to California drought: Trend or tribulation? Published in Western Birds.
Environmental conditions and prey-switching by a seabird predator impact juvenile salmon survival. Published in Journal of Marine Systems.
Age, timing, and a variable environment affect double brooding of a long-lived seabird. Published in Marine Ecology Progress Series.
Modeling non-resident seabird distributions to inform ocean zoning in California. Published in PLOS One.
Can fishing in the Ross Sea be sustainable? Published in Ecological Applications.
Spatio-temporal occurrence patterns of cetaceans near Ross Island, Antarctica, 2002-2015: Implications for foodweb dynamics
Published in Polar Biology
The Science of Setting Conservation Objectives for Birds in California’s Central Valley: An Introduction
Published in San Francisco Estuary and Watershed Science
Coping with loss of large, energy-dense prey: A potential bottleneck for Weddell seals in the southern Ross Sea
Published in Ecological Applications
Modeling Nonresident Seabird Foraging Distributions to Inform Ocean Zoning in Central California
Published in PLOS ONE
Circumpolar analysis of the Adélie penguin reveals the importance of environmental variability in phenological mismatch
Published in Ecology
2016
Burrowing Owl diet on Southeast Farallon Island, California. Published in Journal of Raptor Research.
Cassin’s Auklet Foraging and Their Euphausiid Prey in a Variable Environment. Published in PLOS One.
Changed prevalence, not absence explains Antarctic toothfish status in McMurdo Sound. Published in Antarctic Science.
Species interactions do not have a strong effect on long-term community dynamics in a changing environment. Published in Ecosphere.
Migratory geography of Golden-crowned Sparrows from two wintering regions. Published in Animal Migration.
Can we reduce greenhouse gas emissions from rice and still maintain waterbird habitat? Published in Biological Conservation.
When birds of a feather don’t flock together: Hermit Thrushes across the San Francisco Bay region migrate to different breeding locations. Published in Animal Migration.
A shorebirds guide to management of interior, freshwater wetlands. Published in Journal of Wildlife Management.
Private lands habitat programs benefit California’s native birds. Published in California Agriculture.
2015
Where is the water? Using satellites to understand the impact of drought on surface water and waterbird habitat in the Central Valley of California. Published in Journal of the American Water Resources Association.
Waterbirds benefit from crops and field management practices in California’s Sacramento–San Joaquin River Delta. Published in Renewable Agriculture and Food Systems.
As Arctic sea ice melts, animal movement between the Atlantic and Pacific oceans needs to be monitored. Published in Global Change Biology.
Trophic cascades in the western Ross Sea. Published in Marine Ecology Progress Series.
Local and landscape habitat associations of shorebirds in wetlands of the Sacramento Valley of California. Published in Journal of Fish and Wildlife Management.
Improving effectiveness of systematic conservation planning with density data. Published in Conservation Biology.
Yellow-billed Cuckoo at-risk along the Sacramento and Feather rivers, California. Published in PLOS One.
A Quantitative Evaluation of the Conservation Umbrella of Spotted Owl Management Areas in the Sierra Nevada. Published in PLOS One.
The Hidden Nightlife of Wintering Dunlin within an Agriculture-Wetland Mosaic. Published in Waterbirds.
A Bird’s-Eye View of the USA National Phenology Network: An Off-the-Shelf Monitoring Program. Published in Studies in Avian Biology.
Drought-caused delay in nesting phenology of Sonoran Desert birds. Published in The Auk.
2014
Penguins coping with climate change. Published in Frontiers in Ecology and Evolution.
Restoring Native Perennial Grasses by Changing Grazing Practices in Central Central Coastal California. Published in Ecological Restoration.
Occurrence Patterns of Black-backed Woodpeckers in Green Forest of the Sierra Nevada Mountains, California, U.S.A.Published in Avian Conservation and Ecology.
Trends in the Breeding Population of Adelie penguins in the Ross Sea, 1981-2012: A Coincidence of Climate and Resource Extraction Effects. Published in PLOS One.
Waterbird Response to Practices that May Reduce Greenhouse Gas Emissions From Rice Fields. Unpublished report to Environmental Defense Fund.
Does Restoration Create Ecological Traps by Increasing Brown-headed Cowbird Nest Parasitism? Published in Ecological Restoration.
Avian Response to Mechanical Aspen Restoration in Sierra Nevada Coniferous Forest. Published in Restoration Ecology.
Habitat Suitability Through Time: Using Time Series and Habitat Models to Understand Changes in Bird Density. Published in Ecosphere.
A Method for Estimating Colony Sizes of Adélie Penguins Using Remote Sensing Imagery. Published in Polar Biology.
Extreme Events Disrupt Adélie Penguins’ Ability to Cope With a Variable Environment. Published in PLOS One.
Impacts of Barn Owls on Scripps’s Murrelets on Santa Barbara Island. Report to National Fish and Wildlife Foundation.
2013
Climate Change Winners: Receding Ice Fields Facilitate Colony Expansion and Altered Dynamics in an Adélie Penguin Metapopulation. Published in PLOS One.
Exceptional seabird breeding success. Report to the US Fish and Wildlife Service.
Population Viability of Western Gulls. Report to the US Fish and Wildlife Service.
Non-lethal hazing can protect gulls from exposure to rodenticide. Report to the Oiled Wildlife Care Network.
Reducing burrowing owl predation to benefit Farallon ashy storm-petrels. Report to US Fish and Wildlife Service.
Agriculture is very important to Long-billed Curlews in California’s Central Valley. Published in Western Birds.
Conservation Reliance Among California’s At-Risk Birds. Published in The Condor.
Lifetime survival rates and senescence in Northern Elephant Seals. Published in Marine Mammal Science.
Success of captive-rearing for a threatened shorebird. Published in Endangered Species Research.
Rice field management to increase habitat value for waterbirds. Published in Agriculture, Ecosystems and Environment.
Using Seabirds Feeding to Inform National Marine Sanctuary Management. Published in PLOS One.
Black-footed Albatross habitat use in central California Sanctuaries. Published in Fisheries Oceanography.
Parent birds protect young from climate change. Published in Ecology.
Young and adult Song Sparrows will respond differently to climate change. Published in Global Change.
Geolocator tags reveal strong migratory connectivity and within-winter movements for coastal California Swainson’s Thrushes. Published in the Auk.
The Ecology of Yellow Warbler Nest Site Selection at Mono Lake. Four papers published in Oikos, Western North American Naturalist, Journal of Animal Ecology, and Ecology and Evolution.
Assessing migratory stopover site quality for birds during fall migration along two California rivers. Published in Western North American Naturalist.
Modeling climate change impacts on tidal marsh birds: Restoration and conservation planning in the face of uncertainty. Published in Ecosphere.
Snag Density and Black-backed Woodpecker Nesting in Burned Forests of the Sierra Nevada, California. Published in the Wildlife Society Bulletin. We have publication briefs going back to 2009. Please contact our librarian at melrod@pointblue.org to request archived copies.
Reports
2025
Bird response to vegetation management actions of Marin Water’s Biodiversity, Fire, and Fuels Integrated Plan. Prepared for Marin Water, May 2025 by Point Blue Conservation Science. Iverson, A. R., Cormier, R. L., D. L. Humple, K. E. Dybala.
Modeling Climate Resilience & Mitigation Potential of Conservation Practices in California Working Lands. Initial Findings from the Ag-C Database. February 2025. Point Blue Conservation Science with support from CO2 Foundation.
2024
Rice fallowing and wildlife: Minimizing impacts and increasing opportunity for wildlife due to rice fallowing and rotation in the Sacramento Valley. Iverson AR, Hickey C, Sesser K. 2024. Report to the Central Valley Joint Venture. Point Blue Conservation Science (Contribution No. 2516), Petaluma, CA.
Updated Report: Using Available Data and Information to Identify Offshore Wind Energy Areas Off the California Coast. Rockwood, R.C., L. Salas, J. Howar, N. Nur and J. Jahncke. 2024. Unpublished Report to the California Ocean Protection Council. Point Blue Conservation Science (Contribution No. 12758). 95 pp.
Expanding NRCS Conservation Programs Through Partner Biologist Technical Assistance. April 2024. NRCS Contribution Agreement NR209104XXXXC004. Final Report. Point Blue Conservation Science Petaluma, CA.
2023
Reproductive Success and Breeding Population Size of Snowy Plovers in the Monterey Bay Region in 2023. Cummins, G*, S Coates, E Haile, K Neuman, A Palkovic, C Caris, C Fox. 2023. Point Blue Conservation Science, Petaluma, CA.
The Range-C Monitoring Program: Handbook of Field Methods. V.1.0. Foster, E.J., Paustian, K., Taylor, P., Fitzgibbon, M., Porzig, E.L., and Carey, C.J. 2023. Point Blue Conservation Science, Petaluma, California.
2022
Evidence for the Multiple Benefits of Wetland Conservation in North America: Carbon, Biodiversity, and Beyond. Conlisk E, Chamberlin L, Vernon M, Dybala KE. December 2022. Point Blue Conservation Science, Petaluma, CA.
Mapping Soil Carbon across California’s Rangelands. Veloz, S., Eliott, N., Porzig, L., C.J. Carey. 2022. Mapping California Rangeland Soil Carbon: A Technical Report. Point Blue Conservation Science (Contribution 2424), Petaluma, CA.
Using Available Data and Information to Identify Offshore Wind Energy Areas Off the California Coast. Rockwood, R.C., L. Salas, J. Howar, N. Nur and J. Jahncke. 2022. Unpublished Report to the California Ocean Protection Council. Point Blue Conservation Science (Contribution No. 12758). 41 pp.
Environmental Data Catalog for the Morro Bay Wind Energy Area. Point Blue Conservation Science, 2022. Unpublished Report to the California Ocean Protection Council. Point Blue Conservation Science (Contribution No. 2397), Petaluma, CA.
Inoculant-Supported Restoration: A Technical Report. Dybala, K.E, Thalmayer, I., Gardali, T., and Carey, C.J.* 2022. Point Blue Conservation Science, Petaluma, CA.
Environmental Data Catalog for the Humboldt Wind Energy Area. Point Blue Conservation Science, 2022. Unpublished Report to the California Ocean Protection Council. Point Blue Conservation Science (Contribution No. 2387), Petaluma, CA.
2021
A scoping paper for developing rangeland carbon monitoring protocols. Foster, E.J. and Carey, C.J. 2021.
2020
Assessment of Marine Protected Areas in the California Current. Elliott N, Veloz S, Elliott ML, Jahncke J. 2020. This is Point Blue Contribution No. 2294
Ocean Research and Management Priorities off the U.S. West Coast. Elliott ML, Jongsomjit D, Veloz S, Jahncke J. 2020. Point Blue Contribution No. 2227.
Integrating climate adaptation into land conservation: A climate-smart framework for land trusts. Vernon, M. E. 2020. Point Blue Conservation Science Contribution Number 2271.
2019
Climate-Smart Conservation of Beaches and Dunes for Western Snowy Plover Recovery in Monterey Bay, California. K.K. Neuman, R.W. Stein, C.R. Eyster, and T. Gardali. 2019. Point Blue Conservation Science.
Sea Level Rise Adaptation Framework – A user guide to planning with nature as
demonstrated in Marin County. Point Blue Conservation Science, San Francisco Estuary Institute, and County of Marin. 2019. Point Blue Conservation Science (Contribution #2239),
Petaluma, CA. San Francisco Estuary Institute (Publication #946), Richmond, CA.
California Avian Data Center
Visit the California Avian Data Center for protocols and data sheets to standardize field methods and contribute data for larger conservation impact.
For questions about how we manage data, please see and reference Point Blue’s Data Sharing Policy.
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