San Francisco Bay Osprey Days is headquartered in 2022 on Mare Island and at the Mare Island Shoreline Heritage Preserve located in Vallejo, Calif. Join us June 24-26, 2022 for guided hikes, driving tours and boat trips to see nesting osprey up close and plenty of fledglings and adults in the sky above.

we will continue to make every effort to plan our schedule with COVID19 precautions, so please comply with them for the your safety.