Raptors

Learn more about raptors at the Golden Gate Raptors Observatory.

 

GGRO Gear
Birds in the Golden Gate National Parks
Sharp-shinned Hawk Illustration by Lora Roame
Our Work
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.
Red-shouldered hawk feather, illustration by Lora Roame
Our Work
It is no surprise that, as a forty-year-old Community Science program, the GGRO’s scientific publications and presentations should be steeped in collaboration and partnership.
Sharp-shinned hawk: comparing 2022 with the ten-year mean
Our Work
There was a weird and striking delay in Sharpshins.
Illustration of soaring Turkey Vulture looking downward.
Our Work
Beyond being widely misunderstood by the general public, Turkey Vultures are often misunderstood from an ecological perspective as well.
Banding pliers illustration by Lora Roame
Our Work
In 2022, the GGRO Banding Program had huge accomplishments before the field season even started.
Illustration of bald eagle.
Our Work
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.
Raptors
This graph shows the Red-shouldered Hawk count trend over time. Questions we could ask with these data include: What is the trendline for changes in annual numbers of Redshouldered Hawk sightings at the Golden Gate over the last 30 years? Are Redshoulders increasing or decreasing? The dark swath behind the...
A graph of daily hawkwatch counts over 30 years, with four peaks, two taller peaks representing total and juvenile hawks, and two lower peaks showing adult and unspecified hawks.
Raptors
This graph shows an autumn migration profile, like a cross section of the combined daily Redshoulder hawkwatch counts from 1992 to 2021. Questions we could ask with these data include: What is the best day of the season to see a Red-shouldered Hawk? What is a peak number of Redshoulders...