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Bay Nature's events calendar has events from nature organizations all over the Bay Area. Find guided Bay Area hiking, learn about Bay Area wildlife, and more. Learn about our In the Field outings, or submit your own event!

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Sun	Mon	Tue	Wed	Thu	Fri	Sat
						1 Redwood Loop Walk: Big Basin Redwoods State Park Redwood Loop Walk: Big Basin Redwoods State Park Redwood Loop Walk: Big Basin Redwoods State Park Redwood Loop Walk: Big Basin Redwoods State Park Redwood Loop Walk: Big Basin Redwoods State Park Redwood Loop Walk: Big Basin Redwoods State Park Redwood Loop Walk: Big Basin Redwoods State Park Old St Hilary’s Broom Busters Old St Hilary’s Broom Busters December 1, 2012 9:00 am – 1:00 pm Join us and our award-winning volunteer group The Broom Busters of Old St Hilary’s to restore the creek and rare serpentine grasslands on this truly unique preserve. We’ll pull invasive… Bouverie Preserve Fall Guided Nature Walks Explore the Beauty and Natural History of 535-Acre Nature Preserve Bouverie Preserve Fall Guided Nature Walks Explore the Beauty and Natural History of 535-Acre Nature Preserve December 1, 2012 9:30 am – 1:30 pm Half-day Fall Guided Nature Walks at Bouverie Preserve explore the 535-acre, private, non-profit, nature preserve. Participants are divided into small groups and paired with a trained Bouverie volunteer to explore… No-Pick Mushroom Walk at Redwood Regional Park No-Pick Mushroom Walk at Redwood Regional Park December 1, 2012 10:00 am – 12:00 pm In honor of our Octoober 2012 “Planet Fungi” cover story, join us as we search for mushrooms at Oakland’s Redwood Regional Park with the Bay Area Mycological Society’s Debbie Viess… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 1, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Birding for Everyone! Birding for Everyone! December 1, 2012 10:00 am – 12:00 pm Renowned San Francisco birder Alan Hopkins will lead a hike through the exciting microhabitats of the SF Botanical Garden and spot a variety of local and migratory birds. If you… 12/1 Limantour Beach Hike with Judy Hall 12/1 Limantour Beach Hike with Judy Hall December 1, 2012 10:30 am – 5:30 pm Hike to beautiful Limantour Beach in Pt. Reyes using the newly reconfigured Muddy Hollow Trail. We’ll lunch on the beach, walk along the beach for a few miles and return… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 1, 2012 1:00 pm – 3:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More…
2 SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! Lime Ridge Audible Guide Family Hike with Save Mount Diablo Lime Ridge Audible Guide Family Hike with Save Mount Diablo December 2, 2012 9:00 am – 12:00 pm Join us for this 4 mile hike with 700 ft. elevation gain as we trace the route outlined in the new Audible Guide for Lime Ridge .A century ago, Lime… Trek Through Time Trek Through Time December 2, 2012 10:00 am – 3:00 pm Join us for a journey through 200 million years of Bay Area geologic history, from the age of Dinosaurs to the present. We’ll car caravan through Mount Diablo State Park… Muir Woods Big Year Salmon Stroll Muir Woods Big Year Salmon Stroll December 2, 2012 11:00 am – 1:30 pm Join Brent Plater on another epic Big Year hike at Muir Woods to see the threatened Coho Salmon, Central California Coast Evolutionary Significant Unit, and the Steelhead, Central California Coast Distinct Population… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 2, 2012 1:00 pm – 3:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More…	3	4 SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! Birds at Rush Creek Birds at Rush Creek December 4, 2012 10:00 am – 2:00 pm These tidal wetlands at the edge of San Pablo Bay are a fantastic place to appreciate our winter birds. Ducks (in gaudy breeding plumage), shorebirds, raptors, and many types of…	5	6 Birds at Rush Creek Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends December 6, 2012 9:00 am – 12:00 pm Beginner birders are especially welcome on the first Thursday of each month for a leisurely walk around the Las Gallinas Storage Ponds at McInnis Park. There is always something interesting…	7	8 Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends Winter Planting Festival at Hal Brown Park Winter Planting Festival at Hal Brown Park December 8, 2012 8:00 am – 12:00 pm Save The Bay and Marin County Parks continues a multiyear partnership to restore wetland habit and increase the Bay Area’s total wetland acreage! This is the final day of Save… A Trip to Bountiful Birds A Trip to Bountiful Birds December 8, 2012 9:30 am – 12:30 pm Winter seems upon us, and even though it might feel blustery to us, the birds in the fresh water marsh feel no chill as they settle in for the next… Celebrate the Coming of Fall! Laguna Environmental Center Open House Celebrate the Coming of Fall! Laguna Environmental Center Open House December 8, 2012 10:00 am – 3:00 pm COME CELEBRATE THE COMING OF FALL! Laguna Environmental Center Open House Saturday, September 8th, 2012 10am-3pm As part of our ongoing Second Saturday of the Month Open Houses: September 8, October 13, November 10,… Oakland Zoo Family Outing Oakland Zoo Family Outing December 8, 2012 10:00 am – 12:00 pm Greenbelt Alliance envisions neighborhoods within our existing cities and towns that are livable, safe, and healthy places where all Bay Area residents can thrive and prosper. Sometimes these neighborhoods need… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 8, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Mushrooms at Indian Tree Mushrooms at Indian Tree December 8, 2012 10:00 am – 2:00 pm The mixed forests of this Novato preserve usually host an amazing array of mushrooms at this time of year. With luck we’ll make it to the top where we’ll enjoy… The Uses of Native Plants: Roy’s Redwoods The Uses of Native Plants: Roy’s Redwoods December 8, 2012 10:00 am – 12:00 pm Join us for a family walk where we will talk about our native plants and their traditional uses. We will cover some basic outdoor safety then explore the preserve. This… Birds of Bedwell Bayfront Park Birds of Bedwell Bayfront Park December 8, 2012 10:30 am – 12:30 pm Join Friends of Bedwell Bayfront Park for close-up looks at winter birds–ducks, egrets, and more. Open to all with curiosity, not-yet-birders as well as birders. Why do some ducks dive… SPAWN: 2012 Bike Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Bike Creekwalks. Salmon Spawning Season is Here! December 8, 2012 11:00 am – 4:00 pm Bike the SPAWN Creekwalks that take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. These are special… Bird Identification at Lake Merritt Presented by Wild Oakland Bird Identification at Lake Merritt Presented by Wild Oakland December 8, 2012 2:00 pm – 4:00 pm Come and learn about all the winter birds migrating to Lake Merritt! Meet at 2pm at the main entrance of the Rotary Science Center (600 Bellevue Ave) at Lake Merritt. Bring raingear/umbrella…
9 Bird Identification at Lake Merritt Presented by Wild Oakland Bird Identification at Lake Merritt Presented by Wild Oakland Bird Identification at Lake Merritt Presented by Wild Oakland Kayak Fishing Derby at McNears Kayak Fishing Derby at McNears December 9, 2012 7:30 am – 2:00 pm Join rangers for this holiday season fishing derby that includes a kayak and pier class. Prizes will be awarded in each class, and hot dogs, chili, and drinks will be… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 9, 2012 1:00 pm – 3:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Signs of Winter Signs of Winter December 9, 2012 1:00 pm – 4:00 pm Hike the trails of this Preserve with docents Liz Farnsworth and Emma Finter while exploring for signs that winter is approaching, including viewing woodrat nests, and searching for various bushes…	10	11	12 Signs of Winter Scenic Aerobic Hike Scenic Aerobic Hike December 12, 2012 10:00 am – 12:00 pm Join docents Stella Yang and Stephen Buckhout for a 4- to 6-mile, moderately-paced, invigorating workout in various preserves this winter. The routes at each preserve will be determined by the…	13 Scenic Aerobic Hike Mt Burdell Mt Burdell December 13, 2012 10:00 am – 2:00 pm Winter wildlife and the vibrant green slopes of this Novato preserve will remind us that the wet season is the growing season here in Marin. This can be a great…	14 Mt Burdell Mt Burdell Mt Burdell Nature for Kids: Indian Tree Nature for Kids: Indian Tree December 14, 2012 10:00 am – 1:00 pm This is a great place to learn about mushrooms and all of the animals that live on or in them. We’ll look for different kinds of berries and watch for… Members’ Walk: Broadleaf Evergreens Members’ Walk: Broadleaf Evergreens December 14, 2012 1:00 pm – 2:30 pm The upcoming winter season with its bare deciduous trees brings the presence of evergreens in the landscape into clear focus. While conifers are perhaps the evergreens we are most familiar… Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower December 14, 2012 8:00 pm – 9:30 pm Let us reflect on the bright shining moments we had this year as we view the last meteor shower for 2012, the Geminids. At the Hayward Shoreline we can get…	15 Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower Hike: End of the Year With a Geminid Shower Trail Maintenance Team Workday Trail Maintenance Team Workday December 15, 2012 9:00 am – 1:00 pm Join our Trail Maintenance Team (TMT) on different trails throughout our 34 preserves. The goal of the TMT program is to train the Marin community to assist with the maintenance… Habitat Restoration: Phoenix Lake Habitat Restoration: Phoenix Lake December 15, 2012 9:00 am – 12:00 pm Help us restore the lakeshore in front of the log cabin by removing invasive periwinkle (Vinca major) and French broom, and then planting native bunch grasses. We will meet at… Laguna Trail Walk Laguna Trail Walk December 15, 2012 9:00 am – 12:00 pm What if it’s raining? We’ll go in a light rain – if in doubt, call our Outings Line at 524-9318 after 7:30 am. If no special message, it’s a go! Just what’s… EDIBLE & MEDICINAL PLANTS OF THE BAY AREA: A BIOREGIONAL EXPLORATION (Seasonal Herb Walk Series) EDIBLE & MEDICINAL PLANTS OF THE BAY AREA: A BIOREGIONAL EXPLORATION (Seasonal Herb Walk Series) December 15, 2012 10:00 am – 4:00 pm EDIBLE & MEDICINAL PLANTS OF THE BAY AREA: A BIOREGIONAL EXPLORATION (Seasonal Herb Walk Series) From the mist shrouded sea cliffs to the sun-baked arid expanse of its eastern most regions, the San… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 15, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Lagunitas Creek Walk Lagunitas Creek Walk December 15, 2012 10:00 am – 12:00 pm Explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see the endangered coho salmon. SPAWN Creekwalks pair you and your family and friends with a trained… Late Fall/Early Winter at Edgewood: Berries, Birds and Beyond Late Fall/Early Winter at Edgewood: Berries, Birds and Beyond December 15, 2012 10:00 am – 1:00 pm Free, Docent-led Nature Walk at Edgewood Natural Preserve Autumn’s seed and fruit crop provide food for many kinds of animals, helping support the whole food web through fall and winter. Join… Fleas Navidad Fleas Navidad December 15, 2012 10:00 am – 12:00 pm Let’s compare tails! Join docents Ann Reisenauer, Deborah Probst, and Susan Berhnard for a moderately-paced, 3-mile hike along the Blue Oak, Hassler Loop, and Polly Geraci Trails. Dogs are welcome… Mushrooms of Lake Merritt Presented by Wild Oakland Mushrooms of Lake Merritt Presented by Wild Oakland December 15, 2012 12:00 pm – 1:00 pm With the first good rains of the year we have our first good bloom of fungal fruiting bodies (mushrooms) popping up everywhere. Our hour long walk will encompass the grassy areas around… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 15, 2012 1:00 pm – 3:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More…
16 SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! Annual Audubon Bird Count Annual Audubon Bird Count December 16, 2012 8:00 am – 2:00 pm Help steward wildlife populations by monitoring their health and habitat. Join us to count Red-tailed hawks, Western fly catchers, spotted towhees and more. Meet in the parking lot nearest the… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 16, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Columbian Exchange Columbian Exchange December 16, 2012 11:00 am – 2:00 pm Christopher Columbus sailed to the Americas in 1492 and the effects of two worlds colliding are still felt today. Hike to Horseshoe Lake and back with docents Ed Lange and… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 16, 2012 1:00 pm – 3:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More…	17	18 SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! Tarantula Trek Tarantula Trek December 18, 2012 8:00 am – 5:00 pm Join us for a great family outing as we explore an easy trail in search of Mount Diablo’s scary looking but (mostly) harmless big spiders. We’ll also hear the many… Salmon of San Geronimo Valley Salmon of San Geronimo Valley December 18, 2012 10:00 am – 12:00 pm Each year, several species of Pacific salmon migrate up certain creeks to breed. We’ll look for evidence of fish as we discuss the biology of these remarkable animals. The timing…	19 Salmon of San Geronimo Valley Salmon of San Geronimo Valley Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… Explorer Hike: Pre-Holiday Excursion Explorer Hike: Pre-Holiday Excursion December 19, 2012 10:30 am – 2:30 pm Welcome the holiday season and join Explorer Hike docents Dennis Smith, Lynn Jackson, Bill Korbholz, and Laura Levin to explore the varied habitats of this Preserve, from deep woods to…	20 Explorer Hike: Pre-Holiday Excursion Explorer Hike: Pre-Holiday Excursion Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… Third Thursday Hike: Solstice at Turtle Rock Third Thursday Hike: Solstice at Turtle Rock December 20, 2012 4:00 am – 5:30 pm Sunset on the winter solstice often produces a spectacular display of clouds and a shadow pattern on Turtle Rock that is the basis of a human creation legend. Join docents…	21 Third Thursday Hike: Solstice at Turtle Rock Third Thursday Hike: Solstice at Turtle Rock Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… Solstice at Russian Ridge Solstice at Russian Ridge December 21, 2012 10:00 am – 1:00 pm The winter solstice is a time of quiet reflection. Come join docents Marilyn and Bill Bauriedel and share a few favorite solstice readings while you enjoy a 3.5-mile walk to…	22 Solstice at Russian Ridge Solstice at Russian Ridge Solstice at Russian Ridge Solstice at Russian Ridge Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… Winter Solstice Walk Winter Solstice Walk December 22, 2012 9:00 am – 12:00 pm Saturday, Dec. 22, 9:00am – 12:00pm Ulistac Natural Area http://1.usa.gov/Q8nVdR It is time to release the past and start anew! Enjoy a healthful walk through butterfly gardens and grassy meadows. Gather at… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 22, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 22, 2012 1:00 pm – 3:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More…
23 SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… Junior Rangers: Cascade Canyon – Focus on Creeks and Fish Junior Rangers: Cascade Canyon – Focus on Creeks and Fish December 23, 2012 10:00 am – 12:00 pm Join us for the new Junior Ranger program, created to teach youth about outdoor skills, natural history and environmental stewardship. The program is intended for 7-12 year olds, though explorers… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 23, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 23, 2012 1:00 pm – 3:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Redwood Loop Walk Redwood Loop Walk December 23, 2012 1:00 pm – 2:30 pm How do these grand redwoods grow to be so old? So tall? How are they important to humans? Join us for this fun and informative guided half-mile stroll through a…	24 Redwood Loop Walk Redwood Loop Walk Redwood Loop Walk Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 24, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Miles from Macy’s Miles from Macy’s December 24, 2012 11:00 am – 2:00 pm Opt out of today’s traffic gridlock and last-minute mall madness. Join docents Keith Johnsgard and Harry Cornbleet on this annual Christmas Eve hike and experience the serene silence and smog-free…	25 Miles from Macy’s Miles from Macy’s Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 25, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More…	26 SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 26, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More…	27 SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 27, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Quarry Quest Quarry Quest December 27, 2012 10:00 am – 4:00 pm Join docents Fran Keeler and Ranjana Sharma on an exploration of the remote trails of this Preserve. On this demanding 12-mile, 2,500-foot elevation gain loop hike, you’ll ascend on the…	28 Quarry Quest Quarry Quest Quarry Quest Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 28, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Muir Woods After Hours Muir Woods After Hours December 28, 2012 4:30 pm – 6:00 pm Explore the evening magic of Muir Woods, learning about the secret nightlife of an old-growth redwood forest. This special walk begins one hour before sunset and will conclude with the dark…	29 Muir Woods After Hours Muir Woods After Hours Muir Woods After Hours Muir Woods After Hours Muir Woods After Hours Muir Woods After Hours Muir Woods After Hours Muir Woods After Hours Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… Fremont Older Sunset Ride Fremont Older Sunset Ride December 29, 2012 3:30 am – 5:30 pm Ride the Seven Springs, Hayfield, Coyote Ridge and other trails of this popular Preserve with docents Dave Kocsis and Patty Lovelace, then watch the sun set from a vantage point… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 29, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Junior Rangers: Camino Alto – Invasive Plants and Natural Habitats Junior Rangers: Camino Alto – Invasive Plants and Natural Habitats December 29, 2012 10:00 am – 12:00 pm Join us for the new Junior Ranger program, created to teach youth about outdoor skills, natural history and environmental stewardship. The program is intended for 7-12 year olds, though explorers… Bike Trip: MLK Jr. Regional Shoreline Bike Trip: MLK Jr. Regional Shoreline December 29, 2012 10:00 am – 1:00 pm Winter high tides are good times to see rails at the shoreline’s Arrowhead Marsh and, if there has been enough rain, lots of ducks and shorebirds in the adjacent seasonal… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 29, 2012 1:00 pm – 3:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Redwood Loop Walk Redwood Loop Walk December 29, 2012 1:00 pm – 2:30 pm How do these grand redwoods grow to be so old? So tall? How are they important to humans? Join us for this fun and informative guided half-mile stroll through a… Stafford Lake Full Moon Hike and S’More Fest! Stafford Lake Full Moon Hike and S’More Fest! December 29, 2012 6:00 pm – 8:00 pm Celebrate the winter solstice and upcoming New Year with a fun-filled, educational event for the whole family. We will take a quick stroll across flat terrain at beautiful Stafford Lake…
30 Stafford Lake Full Moon Hike and S’More Fest! Stafford Lake Full Moon Hike and S’More Fest! Stafford Lake Full Moon Hike and S’More Fest! Stafford Lake Full Moon Hike and S’More Fest! Stafford Lake Full Moon Hike and S’More Fest! Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… Salmon of San Geronimo Valley Salmon of San Geronimo Valley December 30, 2012 9:00 am – 12:00 pm Join rangers and learn about the amazing story of our local salmon. Born in Marin’s streams, these fish venture out into the vast Pacific Ocean to feed and grow. When… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 30, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Introductory Geocaching Family Hike Introductory Geocaching Family Hike December 30, 2012 10:00 am – 2:00 pm This fun and interactive outing is great for families and children (who can hike for 3 miles). Join docents Sarah Schoen and Steve Brugler, and REI Outdoor School instructor Steve… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 30, 2012 1:00 pm – 3:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More…	31 SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! Astronomy Program Pittsburg Library Astronomy Program Pittsburg Library December 19, 2012 6:30 am – February 15, 2013 8:00 pm Mt. Diablo Astronomical Society presents astronomy activities 6:30 to 8:00 pm at: Pittsburg Library 80 Power Avenue, Pittsburg, CA 94565 See stars, nebula, galaxies, clusters, the moon and Jupiter through member telescopes.… SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here! December 31, 2012 10:00 am – 12:00 pm SPAWN Creekwalks take you on a journey to explore the Lagunitas Creek watershed with SPAWN’s experienced naturalist on a quest to see endangered Coho Salmon. RESERVATIONS REQUIRED for all Tour types More… Redwood Loop Walk: Big Basin Redwoods State Park Redwood Loop Walk: Big Basin Redwoods State Park December 31, 2012 1:00 pm – 2:30 pm How do these grand redwoods grow to be so old? So tall? How are they important to humans? Join us for this fun and informative guided half-mile stroll through a magnificent old-growth…

iCal Import

Bay Nature

Calendar of Events › Outings

Redwood Loop Walk: Big Basin Redwoods State Park

Redwood Loop Walk: Big Basin Redwoods State Park

Redwood Loop Walk: Big Basin Redwoods State Park

Redwood Loop Walk: Big Basin Redwoods State Park

Redwood Loop Walk: Big Basin Redwoods State Park

Redwood Loop Walk: Big Basin Redwoods State Park

Redwood Loop Walk: Big Basin Redwoods State Park

Old St Hilary’s Broom Busters

Bouverie Preserve Fall Guided Nature Walks Explore the Beauty and Natural History of 535-Acre Nature Preserve

No-Pick Mushroom Walk at Redwood Regional Park

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

Birding for Everyone!

12/1 Limantour Beach Hike with Judy Hall

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

Lime Ridge Audible Guide Family Hike with Save Mount Diablo

Trek Through Time

Muir Woods Big Year Salmon Stroll

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

Birds at Rush Creek

Birds at Rush Creek

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Marin Audubon Society’s Thursday Morning Walk with Susan Kelly and Friends

Winter Planting Festival at Hal Brown Park

A Trip to Bountiful Birds

Celebrate the Coming of Fall! Laguna Environmental Center Open House

Oakland Zoo Family Outing

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

Mushrooms at Indian Tree

The Uses of Native Plants: Roy’s Redwoods

Birds of Bedwell Bayfront Park

SPAWN: 2012 Bike Creekwalks. Salmon Spawning Season is Here!

Bird Identification at Lake Merritt Presented by Wild Oakland

Bird Identification at Lake Merritt Presented by Wild Oakland

Bird Identification at Lake Merritt Presented by Wild Oakland

Bird Identification at Lake Merritt Presented by Wild Oakland

Kayak Fishing Derby at McNears

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

Signs of Winter

Signs of Winter

Scenic Aerobic Hike

Scenic Aerobic Hike

Mt Burdell

Mt Burdell

Mt Burdell

Mt Burdell

Nature for Kids: Indian Tree

Members’ Walk: Broadleaf Evergreens

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Hike: End of the Year With a Geminid Shower

Trail Maintenance Team Workday

Habitat Restoration: Phoenix Lake

Laguna Trail Walk

EDIBLE & MEDICINAL PLANTS OF THE BAY AREA: A BIOREGIONAL EXPLORATION (Seasonal Herb Walk Series)

SPAWN: 2012 Creekwalks. Salmon Spawning Season is Here!

Lagunitas Creek Walk