Birds in the Golden Gate National Parks

A white and brown Broad-winged Hawk soars against a blue sky.
Where do Broad-winged Hawks go in California?

We don't know much about Broad-winged Hawks' migration along the Pacific Flyway, so GGRO volunteers tracked the journeys of five. Where did they go?

A brown-colored Merlin flying wings spread against a pale blue sky
Messy eaters: what's on Merlins' migration menu?

A novel technique collecting songbird DNA from migratory raptors, and using DNA barcoding to identify prey species, helps quantify raptor diet during migration and track trends through time.

A peregrine falcon with its chicks in a rocky nest on Alcatraz Island in spring 2024.
Watch the Peregrine Falcon nest webcam on Alcatraz Island

Tune into the livestream from Alcatraz to see the fledgling Peregrine Falcon family grow before your very eyes.  

Bald Eagle
Bald Eagle sightings in the Bay Area on the rise: Here's why

“This is a super exciting time for Bald Eagles in the Bay Area. We must be doing something right for Bald Eagle ecology."

Lidia D'Amico opens a window to the ocean on Alcatraz.
Ask a park scientist: Lidia D'Amico, the bird biologist of Alcatraz

National Park Service biologist Lidia D’Amico works, in short, for the birds.

Illustration of bald eagle.
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Sharp-shinned Hawk Illustration by Lora Roame
GGRO 2022 Season Summary: Outreach

Although full interpretive talks weren’t possible in 2022, we did arrange our weekend schedules so that one GGRO staff person would also be a greeter to informally talk to people about the migration on Hawk Hill, and the results were wonderful.

Illustration of soaring Turkey Vulture looking downward.
GGRO 2022 Season Summary: Turkey Vulture Study

Beyond being widely misunderstood by the general public, Turkey Vultures are often misunderstood from an ecological perspective as well.

Illustration of bald eagle.
GGRO 2022 Season Summary: Hawkwatch

The 2022 fall migration was a season of almost-recovery from COVID-19, but someone forgot to tip off the hawks, as we had one of our lowest overall counts in many years.

A Red-shouldered Hawk with brown and reddish-brown feathers looking over its shoulder, against a blue sky.
30 Years of Red-shouldered Hawk Migration

Explore trends over 30 years of Red-shouldered Hawk migration observed at Hawk Hill.

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