The Ardeid—ACR's annual journal of Conservation Science and Stewardship—was published between 1990–2018 under the direction of Dr. John Kelly and geared toward members who volunteer for our science, stewardship and education programs. The Ardeid Collection holds a wealth of ACR’s findings and serves as a record of the region’s ecology. We hope you’ll refer to these articles often.

As of 2019, ACR’s conservation insights are published in Conservation in Action, our bi-annual newsletter, as well as in our online blog more often.

Redwood lily (Lilium rubescens) is one of the ‘post-fire opportunist’ wildflowers that bloomed this year at Bouverie Preserve. Photo by Tom Hilton/Creative Commons

Slow Local Recovery: Disturbance ecology of herons and egrets by John P. Kelly page 1

Habitat From a Bird’s Eye View: Toward highly detailed predictive maps of bird-habitat relationships by Scott Jennings page 6

A Year Following Egrets: Insights from birds with GPS tags by David Lumpkin page 10

Chaparral Rediscovered: Following the “fire followers” at Bouverie Preserve by Jennifer Potts and Jeanne Wirka page 13

Great Egret preening. Creative Commons photo.

The Movement Ecology of Egrets: Studying top predators to understand landscape habitat linkages by Scott Jennings Page 1

The Foundation: California fire ecology by Sasha Berleman Page 4

Toms Point Archaeology: Investigating Native American history at Tomales Bay by Tsim D. Schneider and Lee M. Panich Page 7

Toms Point Zooarchaeology: Archaeological faunas shed light on the diets of past Toms Point residents by Anneke Janzen, Amanda Hill, and Tsim D. Schneider Page 10

Walk Through to a New Era: Electronic walk-through cage for mountain lions by Quinton Martins and Neil Martin Page13

Huge schools of Pacific herring enter estuarine waters each winter to spawn, providing important food for waterbirds. Photo © Paul Nicklen/National Geographic

Echoes of Ecological Dependence: Waterbird reliance on Pacific herring by John P. Kelly Page 1

Ardeid Landscapes: Using statewide data to model the habitat needs of nesting herons and egrets by Emiko Condeso Page 6

Recreation Ecology: The impact of hikers on wildlife by Michelle Reilly and Sherry Adams Page 10

The Role of Top Predators in Ecosystems: Mountain lion research at ACR by Quinton Martins Page 13

Mountain Lion is one of many species that benefit from wildlife corridors. Photo by Phillip Colla.

Careful Stitches: Acting beyond property boundaries to hold back a non-native Spartina invasion by Emiko Condeso and Ingrid Hogle Page 1

Staying Connected: ACR’s regional habitat corridor partnerships in the Sonoma Valley by Jeanne Wirka Page 4

Bad-boy Salad: Phenology, culture, and software for stewardship, education, and research by Dave Self Page 6

Shorebird Recovery in Tomales Bay: Restoration of the Giacomini Wetlands stimulates winter population growth by John P. Kelly Page 10

Bolinas Lagoon is an important harbor seal resting, pupping, and molting site. Photo by Phillip Colla.

Where Have All the Egrets Gone?: Recent events at the Martin Griffin Preserve heronry by Sarah Millus Page 1

Remembrance: Helen Pratt by John P. Kelly Page 3

Ripples in the Pool: Local shifts, indefinite cycles, and the future of herons and egrets in Bolinas Lagoon by John Kelly Page 4

Bolinas Lagoon: Incorporating science and sense of place in a changing world by Gwen Heistand Page 7

Branching Out: ACR launches a new long-term monitoring survey on Pine Flat Road by Emiko Condeso Page 10

A juvenile Black-crowned Night-Heron. Photo by Tom Grey.

Growing Nature Back Together: Restoring oak woodland habitat at Bouverie Preserve by Jennifer Potts Page 1

Life on the Edge: The status of Black-crowned Night-Herons in the northern San Francisco Bay area by Emiko Condeso Page 4

Using Cameras to Understand Wildlife: Photo Index at Modini Ingalls Ecological Preserve and Mayacamas Mountains Sanctuary by Sherry Adams and Susan Townsend Page 6

Collateral Damage: A brief review of boating disturbance to waterbirds in California estuaries by John P. Kelly and Jules G. Evens Page 8

Seeing Nature First: Remembering Rich Stallcup by John P. Kelly Page 10

The Short-eared Owl is a Species of Local Interest in the Tomales Bay watershed. Photo by Tom Grey.

Outcasts on the Wing: Modeling the regional effects of disturbance at heron and egret colonies by Sarah Millus Page 1

Through the Lens of Ecosystem Services: Mayacamas Mountains Sanctuary, ACR’s newest preserve by Sherry Adams Page 4

Species of Local Interest: Fine-tuning conservation in the Tomales Bay watershed by John P. Kelly Page 6

Bouverie Preserve: Stitching the seam of a frayed landscape by Theo Michaels and Jennifer Potts Page 10

Mountain Quail—an iconic bird species found at Modini Ingalls Ecological Preserve. Photo by Brian Small.

Beyond the Bay Area: Mapping heronries in coastal California by Emiko Condeso Page 1

Early Detection and Rapid Response: Medical models point the way to effective invasive species treatment by Matthew Danielcyzk Page 4

First Surveys: Documenting the avian richness of the Modini Ingalls Ecological Preserve by John P. Kelly Page 6

Serpentine Mysteries: Investigations of a special habitat at Modini Ingalls Ecological Preserve by Sherry Adams Page 10

Western toad, one of the amphibian species at Modini Ingalls Ecological Preserve. Photo by Leah Grunzke / Flickr Creative Commons

Herons in the Mist: How will heron and egret populations respond to regional climate change? by John P. Kelly Page 1

Preparing for Stewardship: Natural resource management planning for the Modini Ingalls Ecological Preserve by Sherry Adams Page 4

Loss and Redemption: Lessons from the rediscovery of the Franciscan manzanita by Dan Gluesenkamp Page 7

Return of the Tide: Shorebird use in the evolving Giacomini Wetlands by Emiko Condeso Page 10

A Snowy Egret “foot stirring” to find prey. The number of foraging Snowies in Bolinas Lagoon increases during fall and winter. Photo by Philip Loring Greene.

Fountain of Fountains: Exploring the dynamics of seasonal wetlands at the Bouverie Preserve by Sherry Adams and Arthur Dawson Page 1

The Ecology of Parental Wisdom: Strategic nest attendance by Great Egrets by John P. Kelly Page 4

Local Values: A fine scale census of herons and egrets on Bolinas Lagoon by Emiko Condeso Page 7

Growing Diversity: How seed collection influences genetic diversity in ecological restoration by Hillary Sardiñas Page 9

Grasshopper Sparrow, a denizen of California coastal prairie grasslands. Photo by Brian E. Small /VIREO

Conserving and Restoring California Coastal Prairie Grasslands: Grasslands research at ACR’s Toms Point by Jeffrey D. Corbin Page 1

The Protection of Nesting Landscapes: Wetland conservation and the health of heronries by John P. Kelly Page 4

Bit by Byte: The growth of ACR’s long-term monitoring programs by Emiko Condeso Page 7

Implications, Influence, Action: Science-based conservation at Audubon Canyon Ranch by John P. Kelly Page 9

Surf Scoter on cresting wavelet. Photo by R. Crossley / VIREO

Saving Sonoma’s Sunshine: Vernal pool restoration at Bouverie Preserve by Sherry Adams, Jeanne Wirka, and Daniel Gluesenkamp Page 1

Energy Footprints on Tomales Bay: The importance of ephemeral food abundance by Wesley W. Weathers and John P. Kelly Page 4

Foraging Horizons: How broadly do herons and egrets search the landscape to find food? by John P. Kelly and Mark McCaustland Page 7

Pathogen with Tremendous Impact: Landscape perspectives in conservation by Emiko Condeso Page 10

invasive, non-native signal crayfish can measure up to 16 cm long. Photo by Mike Lane / Alamy

International Importance: Habitat protection on Bolinas Lagoon and Tomales Bay by John P. Kelly Page 1

Signal Crayfish in Stuart Creek: Controlling Pacifastucus lenistulus at Bouverie Preserve by Jeanne Wirka Page 4

What’s the Life Span of a Heronry?: Habitat protection and nesting colonies by John P. Kelly Page 6

Sonoma Valley Vernal Pools: Is nitrogen pollution harming fragile ecosystems? by Daniel Gluesenkamp and Jeanne Wirka Page 8

Charting the Course: The importance of mapping in the protection of native ecosystems by Jennifer Jordan Page 10

Black-crowned Night-heron by Peter LaTourrette

Common Water: Sharing the landscape with herons and egrets by John P. Kelly Page 1

Habitat Connectivity: Expanding options for Olema Marsh restoration by Katie Etienne Page 4

Stewardship Ethic: Protecting rare and uncommon plants at ACR by Daniel Gluesenkamp Page 6

Beyond Gardening: An updated plan for research and resource management at ACR by John P. Kelly Page 9

Common Raven by Peter LaTourrette

Vague Consequences of Omnipresence: Common Raven behavior in heronries by John P. Kelly Page 1

The Spatial Dimensions of Raven Life: Home-range dynamics in western Marin County by Jennifer Roth Page 4

Eliminating Ehrharta: Bolinas Lagoon Preserve as a test area for regional conservation by Daniel Gluesenkamp Page 6

Ehrharta Underground: by Gwen Heistand Page 6

The Power of Rainfall: Influences on the hydro-geomorphology of Livermore Marsh by Katie Etienne Page 10

Common Goldeneye by Kenneth W. Gardiner

A Tale of Two Islands: 25 years of monitoring heron and egret monitoring at the Marin Islands by John P. Kelly Page 1

The Return of Tidal Circulation: Breeding and winter bird use in Livermore Marsh by Katie Etienne Page 4

Introduced Turkeys: California’s latest population explosion by Daniel Gluesenkamp Page 6

Bird Alphabet Soup: A report on the All Taxa Biodiversity Inventory of Tomales Bay by John P. Kelly Page 8

The Other Scientific Agenda: Visiting investigators on ACR lands by John P. Kelly Page 13

Great Blue Heron by Philip L. Greene

A Safe Place to Nest: Disturbance patterns in heronries by John P. Kelly Page 1

Invasive Spartina: The challenging changeling by Katie Etienne Page 4

Acorns and Ecosystems: Fourteen years of oak woodland restoration at the Bouverie Preserve by Rebecca Anderson-Jones Page 6

Resistible Forces?: Raven predation in heronries by John P. Kelly Page 8

Sudden Oak Death: Understanding the impact of a new epidemic on our forests and woodlands by Daniel Gluesenkamp Page 10

Dunlin flock by T. Fitzharris/VIREO

Vernal Pools and Swales at the Bouverie Preserve: Developing an ecosystem perspective for seasonal wetland management by Rebecca Anderson-Jones Page 1

Balancing Acts: Energy conservation in wintering Dunlin by John P. Kelly Page 4

Marsh Revival: Monitoring the return of tidal influence on a coastal wetland by Katie Etienne Page 6

‘The Birds’: Abundance and distribution of Common Raven and American Crow in the San Francisco Bay area by John P. Kelly Page 8

Must We Have Fire?: The ecological history and role of fire in ACR management by Greg deNevers Page 11

Helen’s Herons: 30 years of research at Picher Canyon by John P. Kelly Page 1

The Futures of Bolinas Lagoon: Developing a management plan for a changing wetland by Greg de Nevers Page 4

Raven is Near: The behaviors of birds and biologists by Mark McCaustland Page 6

It’s Not a Campground!: Temporary enclosures placed by UC Berkeley researchers to study native insect population Page 7

Subtle Preferences: Shorebirds on Tomales Bay by John P. Kelly Page 1

Out of Place: Managing pest plants on ACR properties by Rebecca Anderson-Jones Page 4

Changing Perspectives: Livermore Marsh: Rearranged by natural processes by Katie Etienne Page 6

Beneath the Surface: Waterbirds on Tomales Bay by John P. Kelly and Sarah Tappen Page 1

What is Preferred Depends on When: Foraging niche of the Common Yellowthroat by John P. Kelly and Chris Wood Page 1

Common Ground: The effects of oyster culture on wintering shorebirds Page 2

Snowy Drift: The exodus of Snowy Egrets from West Marin Island by John P. Kelly Page 1

Cypress Grove Preserve: A brief History by Clerin Zumwalt Page 2

From Pasture to Swamp: Twenty years at Livermore Marsh Page 1

From the Bottom of the Creek: Five years on the Walker Creek Delta Flats by Rich Stallcup Page 2

World Headquarters on Tomales Bay?: Ecology of a rare salt marsh plant by John P. Kelly Page 1

Lands, Not Islands: Sanctuary management and the ecological landscape Page 2

Patterings on the Surface: Tomales Bay Waterbird Census Marsh Page 1

Protecting Local Heronries: HEP Field observers fight quiet destruction of nesting colonies Page 2

Counting Cows on the Hillside: The census data we count on Page 1

Tomales Bay Harbor Seals: A Colony at Risk? by Sarah Allen and Mary Ellen King Page 2

A Quarter Inch of Rain: California’s beautiful perennial bunchgrasses Page 1

Coastal Prairie Restoration! Page 1

Dunlin on the Move Page 2

A First Look at HEP: ACR’s North Bay Counties Heron/Egret Project Page 1

Some Thoughts on Resource Management at ACR: by John Kelly Page 2

A Small Measure of Certainty: 1989-90 Winter Waterbird Census on Tomales Bay Page 1

Tomales Bay Page 1

Dueling for Gruel: The adaptive value of heron/egret sibling aggression Page 2