View events taking place in the following counties:

   Saturday, September 17

• California Coastal Cleanup Day

   Saturday, September 17

• Castro Valley Creek "Caretakers" Walk

• Help Reclaim Cerrito Creek

• State of the San Francisco Estuary Conference

   Wednesday, September 21

• State of the San Francisco Estuary Conference

   Thursday, September 23

• Seed Hike

• Union City Civic Center Creek Care Walk

• National Estuaries Day with Save The Bay

• Joaquin Miller Park Nursery Event

• Birding Lake Merritt

• Joaquin Miller Park Nursery Event

• Birding Oro Loma Marsh

• Marj Saunders Park Cleanup

• World Habitat Day at Save The Bay's Native Plant Nursery

• Bay Interpretive Training Program

• National Children's Day at the Eden Landing Ecological Reserve

• Joaquin Miller Park Nursery Event

   Monday, September 19

• Yellow-billed Cuckoos along the Sacramento River - Lecture

• Wetland Wildlife Identification and History

   Saturday, September 24

• New Hogan Lake National Public Lands Day

• Hogan Lake National Public Lands Day with the Boy Scouts

   Saturday, October 8

• Richmond Greenway Workday

   Friday, September 30

• 4th Annual Stand Up Surf Competition

   Saturday, September 24

• San Joaquin River National Public Lands Day

   Saturday, September 24

• Black Butte Lake National Public Lands Day

   Saturday, September 17

• Humboldt Coastal Nature Center Trails Stewards Work Day

• Humboldt Coastal Nature Center Restoration

• Arcata Marsh Walk

• Arcata Marsh Birding Trip

• King Range National Public Lands Day

• Ma-le'l Dunes Restoration

• Environmental Education Teacher Workshops

• Arcata Marsh Walk

• Arcata Marsh Birding Trip

• Lanphere Dunes Guided Walk

• Arcata Marsh Walk

• Arcata Marsh Birding Trip

• Guided Bird Walk

• Little River State Beach Restoration

• Arcata Marsh Walk

• Arcata Marsh Birding Trip

   Saturday, October 8

• Salton Sea Shore Clean Up

   Saturday, September 17

• Clean & Green Boating

• Watershed Repair: Oak Savannah Restoration

• Watershed Repair: Lower Topanga Creek Riparian Restoration

• Santa Monica Pier Aquarium Volunteer Application Due

• Cabrillo Marine Aquarium Docent Training

• Shifting Soil: Sediment Management Policies in Los Angeles

• Santa Fe Dam Recreation Area National Public Lands Day

• Beach & Bonfire Bash

• Watershed Repair: Creek-side Habitat Restoration

• Hike to Devil's Gate

• Research Program Icebreaker

• Marine Protected Areas in Southern California Lecture

• World Festival of Sacred Music: Honoring the Sea

• Long Beach Cleanup

• Cabrillo Marine Aquarium National Public Lands Day Cleanup

• Santa Monica Pier Aquarium Volunteer Training

• Watershed Repair: Weed Wars Restore Habitat

   Saturday, September 17 through October 15

• Washed Ashore Art Exhibit

• Marin Classic Coastwalk

• Paddle with a Porpoise

• Point Reyes Birding Big Day

• Classroom and Field Raptor Identification Workshop

• Full Moon Paddle

   Friday, September 23

• Kayaking in Mendocino

• Lake Mendocino National Public Lands Day

• Cabrillo Day

   Saturday, September 17

• Annual Road Cleanup

California Condor Viewing Tour

• Monterey Bay Aquarium Research Institute Seminar

• Squids: Siphons to Suckers

California Condor Viewing Tour

• Sea Otter Special Lecture at CSUMB

• Sea Otter Special Lectures

• Sea Otter Special Lectures at the Seymour Center

• Zmudowski State Beach Clean Up

   Saturday, October 1

• Lake Berryessa Birding Field Trip

   Saturday, September 17

• Big Canyon Serendipity Walk

• Bolsa Chica Stewards Workday

• Newport Bay Kayak Tour

• Newport Bay Kayak Tour

• Upper Newport Bay Steward Day

• Upper Newport Bay ROOTS Day

• Huntington City Beach Cleanup

• Bolsa Chica Cleanup

• Newport Bay Kayak Tour

• Big Canyon Bird Walk

• Bolsa Chica Walking Tour

• Newport Bay Kayak Tour

• Upper Newport Bay Steward Day

• Back Bay Drive Nature Walk

• Bolsa Chica Tour

• Newport Bay Kayak Tour

• Bolsa Chica Stewards Workday

• Newport Bay Kayak Tour

• California Coastal Commission Meeting

• Upper Newport Bay Steward Day

• California Coastal Commission Meeting

• California Coastal Commission Meeting

• Bolsa Chica State Beach Cleanup

• Upper Newport Bay Tour

• Newport Bay Kayak Tour

• Native Plant Landscaping Maintenance at Bolsa Chica State Beach Visitor Center

• Newport Bay Kayak Tour

   Wednesday, October 5

• California Invasive Plant Council Symposium

• California Invasive Plant Council Symposium

• California Invasive Plant Council Symposium

   Saturday, September 24

• Lake Hemet Cleanup - Public Lands Day

• Santa Ana River and Bike Trail National Public Lands Day

   Saturday, September 17

• Cosumnes River Guided Paddle

• Cosumnes River Guided Photo Walk

• Cosumnes River Guided Walk

• Cosumnes River Walk Bird Count

• Cosumnes River Public Restoration Day

   Saturday, September 24

• Lytle Creek National Public Lands Day

   Saturday, September 17

• Cottonwood Creek Restoration

• Famosa Slough Bird Walk

• San Elijo Lagoon Guided Walk

• Nature Discovery Tour

• 20th Anniversary Paddle for Clean Water

• Kayaking San Diego Bay

• Nature Discovery Tour

• Gone Birding!

• Nature Discovery Tour

• Emory Cove Wetland Restoration Project

• Chula Vista Harbor Days

• Kayak Batiquitos Lagoon! Cleanup Event

• San Elijo Lagoon Guided Walk

• San Diego City Heights - 47th Street Canyon National Public Lands Day

• San Diego City Heights - Swan Canyon National Public Lands Day

• Tijuana River Action Month

• Santee River Park National Public Lands Day

• Friends of the River Mouth Habitat Restoration

• Hike with a Ranger at the San Diego National Wildlife Refuge

• Nature Discovery Tour

• Chula Vista Harbor Days

• Kayak Batiquitos Lagoon! Cleanup Event

• Nature Discovery Tour

• Gone Birding!

• Nature Discovery Tour

• Tijuana River Action Month

• RiverBlitz

• San Elijo Lagoon Guided Walk

• Nature Discovery Tour

• Ven Explora la Naturaleza Conmigo

• Nature Discovery Tour

• Gone Birding!

• River Rescue

• Nature Discovery Tour

• Rios Avenue Trailhead-Solana Beach Trail Walk

• Tijuana River Action Month

• Rose Creek Volunteer Work Day in Pacific Beach

• Nature Discovery Tour

• Kayaking San Diego Bay

• San Elijo Lagoon Guided Walk

• Nature Discovery Tour

• Gone Birding!

   Saturday, September 17

• Music of the Sea for Kids

• Historic Waterfront Walking Tour

• Along the Waterfront Illustrated Talk

• Historic Waterfront Walking Tour

• Baker Beach Cleanup

• San Francisco Maritime National Historic Park Public Lands Day

• Historic Waterfront Walking Tour

• Historic Waterfront Walking Tour

• Chantey Sing 30th Anniversary Celebration

• Historic Waterfront Walking Tour

• Whale Watch Fundraiser to support the Marine Sanctuary

• Historic Waterfront Walking Tour

• Historic Waterfront Walking Tour

• Historic Waterfront Walking Tour

   Saturday, September 24

• Sweet Springs Restoration Kickoff

• Coast Mounted Assistance Annual Poker Ride

   Saturday, September 24

• Fog Fest

• Fog Fest

• Habitat Restoration at Linda Mar Beach

• Rockaway Beach Cleanup

• World Animal Day at the Ravenswood Salt Ponds

• "Nature's Inspiration" Committee for Green Foothills Event

• Sharp Park Beach Cleanup

   Saturday, September 17 through September 25

• Creek Week

• Guided Hike of the Arroyo Hondo Preserve

• Carpinteria Salt Marsh Nature Park Tour

• Baron Ranch Restoration Tour and Community Planting Day

• Ocean Friendly Gardens Workshop

• Guided Hike of the Arroyo Hondo Preserve

• Higgins Springs Cleanup and Weeding

• Tour of the Manzanita Village Restoration at UCSB

• Walking Tour of Mission Creek

• San Ysidro Creek Nature Walk

• Eighth Street Pedestrian Bridge Planting

• Tour of the Campus Lagoon at UCSB

• Goleta Beach Bird Walk

• Channel Islands National Marine Sanctuary Advisory Council Meeting

• Habitat Restoration Workday at Coal Oil Point

• Dunes Center Native Garden Workday

• Bird Watching on Carpinteria Creek

• San Jose Creek Tree Planting

• Carpinteria Salt Marsh Nature Park Tour

• Post Triathlon Beach Clean-up in Carpinteria

• Owens Lake: A Globally Significant Shorebird IBA in the Making - Lecture

• Birding Santa Barbara Harbor

• Arroyo Hondo Preserve Plein Air

• Goleta Stream Team

   Saturday, September 24

• Vasona Lake National Public Lands Day

   Saturday, September 24

• Watsonville Wetlands Restoration Day

• Marine Mammal Research Tour

• Seining for Fish on Soquel Creek Lagoon

• Younger Lagoon Reserve Tour

• Welcome Back Monarch Day

• Seining for Fish on Soquel Creek Lagoon

• Younger Lagoon Reserve Tour

   Wednesday, September 28

• Waves, Wetlands, and Watersheds Teacher Workshop

• 6th Annual Community Creek Cleanup

   Sunday, September 25

• Lake Solano Tour

   Saturday, September 17

• Old Grove Festival

• 20th Annual Russian Riverfest

• 24th Annual Russian River Watershed Cleanup

• Lake Sonoma National Public Lands Day

• Sonoma Coast Trail Crew

• Santa Rosa Creek Cleanup

• Jenner Headlands Coastal Hike

• Ellis Creek Wetlands Walk

   Saturday, September 24

• Success Lake National Public Lands Day

   Sunday, September 18

• Exploring California's Channel Islands - Santa Barbara Island

• Ventura Stream Team

   Saturday, October 8

• Putah Creek Native Habitat Planting