Established | 1985 |
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Location |
|
Parent organization
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Golden Gate National Parks Conservancy National Park Service |
Staff
|
Director: Allen Fish Banding Manager: Teresa Ely Hawkwatch Manager: Stephen Wilson Operations Manager: Laura Young |
Volunteers
|
280+ |
Mission | Monitoring Pacific Coast Raptor Migration |
Website | www.ggro.org |
Monitoring the Pacific coast raptor migration through citizen science |
The Golden Gate Raptor Observatory (GGRO) is a long term program of the Golden Gate National Parks Conservancy in cooperation with the National Park Service. The GGRO's mission is to study migrating birds of prey along the Pacific coast and to inspire the preservation of raptor populations in California. Established in 1985, it is located in the Marin Headlands, just north of San Francisco, California. The Raptor Observatory operates under the philosophy that incorporating citizens into the process of gathering scientific data will deepen long-term conservation results. Consequently, the organization’s small staff is supported by the work of 280+ highly trained volunteers, coming from all different disciplines. The GGRO publishes an annual report, contributes annual results to national databases, and collaborates on various research projects with local universities.
The GGRO programs center around Hawk Hill, one of the highest points (940 feet elev.) immediately above the Golden Gate on the north sides, in Marin County. This publicly accessible site, a center-point of the Golden Gate National Recreation Area, offers visitors a spectacular vista of the San Francisco Bay Area, as well as the best view of the autumn hawk migration.
While moving toward the Marin peninsula's southern tip in the Headlands, the "front" of migrating raptors is squeezed by San Francisco Bay on the east and the Pacific Ocean on the west. A preference for flying over land keeps many hawks from readily flying over open water. Consequently, many raptors end up flying over Hawk Hill as they negotiate the two-mile gap to San Francisco, creating a raptor migration thoroughfare.
Limited parking is available at the base of Hawk Hill. Visitors can walk a short (0.15 mile), but steep route or take a longer (0.25 mile), less steep path to reach the summit of Hawk Hill.
The GGRO has three ways of monitoring the fall migration of raptors: hawk counting (Hawkwatch), hawk banding, and radio-tracking (Telemetry).