Jerry Britten
Irish Canyon
Peacock Creek Drive Park and Ride, Clayton 1000 Peacock Creek Dr, Clayton, CA, United StatesPartnership hike with Save Mount Diablo and MDAS on private land with 320 acres of oak savannah and grassland—reservations required. Meet at 9 AM at the Park & Ride, 1000 Peacock Creek Drive off Clayton Road in Clayton. From Ygnacio Valley Road, take Clayton Road toward Clayton for about 2 miles. Turn left onto Peacock Creek […]
Central Contra Costa County Christmas Bird Count
Hold the date for the Central Contra Costa County Christmas Bird Count, a tradition going back to 1955! Species and total numbers of birds within this count circle will be censused. To participate in field trips led by experienced birders on this special occasion, or to tally birds at your yard/feeder if you live within […]
East County Christmas Bird Count
Hold the date for the 20th annual East Contra Costa County Christmas Bird Count! Species and total numbers of birds within this count circle will be censused. To participate in field trips led by experienced birders on this special occasion, or to tally birds at your yard/feeder if you live within the count circle, contact […]
Irish Canyon -CANCELLED
Peacock Creek Drive Park and Ride, Clayton 1000 Peacock Creek Dr, Clayton, CA, United StatesThis event is cancelled due to shelter-in-place directives to contain the Coronavirus. Please go birding on your own!
Black Diamond Mines – CANCELLED
Black Diamond Mines Regional Preserve X45P+PP, Antioch, CA, United StatesThis event is cancelled in line with Contra Costa County and California Shelter-In-Place Directives issued due to the COVID-19 Pandemic. Please, go birding on your own and Stay Safe!
Curry Canyon – CANCELLED
Peacock Creek Parking, Clayton 1000 Peacock Creek Drive, Clayton, CA, United StatesThis event is cancelled in line with Contra Costa County and California Shelter-In-Place Directives issued due to the COVID-19 Pandemic.
Using eBird (Virtual Tutorial)
CA, United StateseBird is among the world’s largest biodiversity-related science projects, with more than 100 million bird sightings contributed each year by eBirders around the world. A collaborative enterprise with hundreds of partner organizations, thousands of regional experts, and hundreds of thousands of users, eBird is managed by the Cornell Lab of Ornithology. This tutorial is aimed […]
2020 East County Christmas Bird Count
Hold the date for the 20th annual East Contra Costa County Christmas Bird Count! Species and total numbers of birds within this count circle will be censused. To participate in field trips led by experienced birders on this special occasion, or to tally birds at your yard/feeder if you live within the count circle, contact one of […]
2020 Central County Christmas Bird Count
Hold the date for the Central Contra Costa County Christmas Bird Count, a tradition going back to 1955! Species and total numbers of birds within this count circle will be censused. To participate in field trips led by experienced birders on this special occasion, or to tally birds at your yard/feeder if you live within the count […]
MDAS Field Trip — Birding by Bike at Clifton Court Forebay
Clifton Court Forebay Clifton Court Rd., Discovery Bay, CABirding by Bike at Clifton Court Forebay Saturday September 24, 2022, 7:30am-1:30pm Have a bicycle, e-bike or scooter, and like to bird? Join MDAS at Clifton Court Reservoir in eastern Contra Costa County, where we will do an out-and-back biking/birding trip of approximately 10 miles on a flat, paved levee road to see a myriad of bird species. Those who are equipped for it […]
MDAS Field Trip — Sacramento & Colusa National Wildlife Refuges
Sacramento/Colusa National Wildlife Refuges Dunnigan Northbound Rest Area I-5 North of Dunnigan, Dunnigan, United StatesSacramento & Colusa National Wildlife Refuges Saturday, December 3, 8:15 AM-5 PM Sacramento and Colusa National Wildlife Refuges are premier locations to see massive flocks of Snow and White-fronted Geese and tons of other waterfowl, raptors and other birds. They are must-see annual winter destinations. We will drive the auto tour routes and stop at […]
MDAS Field Trip — Birding by Bike at Clifton Court Forebay
Clifton Court Forebay Clifton Court Rd., Discovery Bay, CAHave a bicycle, e-bike or scooter, and like to bird? Join MDAS at Clifton Court Reservoir in eastern Contra Costa County, where we will do an out-and-back biking/birding trip of approximately 10 miles on a flat, paved levee road, to see a myriad of bird species. Those who are equipped for it can also navigate […]
MDBA Field Trip — A Poorwill Quest!
Morgan Territory Road 2800 Morgan Territory Road, Clayton, CAHike up a fire road on the east face of North Peak in Mount Diablo State Park to see Common Poorwills as they forage for moths along the fire roads through the chaparral. They will be detected by their eyeshine from our lights. This is a nocturnal hike. It is Trail Category 3 because, although […]
MDBA Field Trip — A Poorwill Quest, Redux!
Morgan Territory Road 2800 Morgan Territory Road, Clayton, CARepeating a successful expedition, we'll hike up a fire road on the east face of North Peak in Mount Diablo State Park, to see Common Poorwills as they forage for moths along the fire roads through the chaparral. They will be detected by their eyeshine from our lights. This is a nocturnal hike. It is […]
MDAS Field Trip — Birding by Bike at Clifton Court Forebay
Clifton Court Forebay Clifton Court Rd., Discovery Bay, CASign up HERE: https://www.eventbrite.com/e/birding-by-bike-at-clifton-court-forebay-tickets-989733488507 Have a bicycle, e-bike or scooter, and like to bird? Join MDBA at Clifton Court Reservoir in eastern Contra Costa County, where we will do an out-and-back biking/birding trip of approximately 10 miles on a flat, paved levee road to see a myriad of bird species. Those who are equipped for […]
MDBA Field Trip — A Poorwill Quest
Morgan Territory Road 2800 Morgan Territory Road, Clayton, CA**Please note the time correction** Hike up a fire road on the east face of North Peak in Mount Diablo State Park, to see Common Poorwills as they forage for moths along the fire roads through the chaparral. They will be detected by their eyeshine from our lights. This is a nocturnal hike. It is […]