Protecting Our Wetlands

Preserving our future
Dedicated to the stewardship, restoration, and expansion of wetlands and associated wildlife habitats.

Petaluma Wetlands Alliance

We support Shollenberger Park, Alman MarshEllis Creek Wastewater Treatment property, and future wetland sites in the Petaluma River watershed. We work with local governments, environmental organizations, and other groups to educate the public about the ecology and value of wetlands.

Photography courtesy of Bob Dyer, Tim Fleming, Gerald Moore, Len Nelson, Thomas Reynolds and Ron Storey

About Petaluma Wetlands Alliance

Fence Building

What is PWA?

Petaluma Wetlands Alliance (PWA) was formed by a concerned group of citizens who banded together in the late 1990’s during the planning and construction of a new wastewater treatment plant in Petaluma, California. We work with schools, government agencies and environmental organizations to help preserve wetlands habitat.

Song sparrow in wetlands

What are Wetlands?

Wetlands are among the world’s most productive ecosystems, providing critical habitat for many plant and animal species. In essence, wetlands are the zones between the land and large bodies of water such as rivers, lakes, or oceans, where water tends to stand for prolonged periods of time. Swamps, marshes and bogs are all examples of wetlands.

Cleanup crew working in wetlands

How Can I Help?

We’re glad you asked! There are a number of ways you can support the PWA. Financial contributions are always welcome. Since we are a 501(c)(3) organization, your donation may be tax-deductible. If you like to meet and talk with people, check out our our docent program. Or, pick up a shovel and come help us remove invasive weeds as a volunteer.

Latest News

From the editors at Petaluma Wetland Alliance

Commemorative Bench Program

Commemorative Bench Program

The City of Petaluma Recreation Department has published the new commemorative bench program that applies to all benches in the city, including the most popular site, Shollenberger Park. PWA has been helping repair and refurbish the current set of benches in Alman...

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ebike with kayak trailer

ebike with kayak trailer

I finally pulled my kayak out of the garage, tried it out on Petaluma River, and want to take it out more often for exercise and nature serenity, so decided to come up with a way to haul it the 2 mile distance with human power instead of using my carbon spewing truck....

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Barn Owl Fledglings at ECWRF

Barn Owl Fledglings at ECWRF

Len Nelson went to view the owl box at Ellis Creek Water Recycling Facility with the owl cam at dusk and observed two young owlets poking their heads out of the owl box hole. He had to use very low settings and added time to get this shot on June 13, 2021. 

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STRAW and CGHS Native Plant Nursery

STRAW and CGHS Native Plant Nursery

Clark Miller of the Argus Courier published his article today on the Native Plant Nursery that John Shribbs, current PWA President,  created at Casa Grande High School while he was a teacher there and now taken over by STRAW, Students and Teachers Restoring a...

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How You Can Help Right Now

Black-necked stilt wading in blue water

Join PWA

Get the Petaluma Wetlands Alliance quarterly newsletter sent directly to your inbox. Learn about our wetlands, keep abreast of the latest news, and find out about upcoming events

Volunteer

All of our members are volunteers, working together to preserve Petaluma’s public wetlands. Without your help, all of the gains of the last few years could disappear.

Closeup of muddy boots
Hummingbird gathering nectar

Donate

Your generous financial contribution provides critical support for our mission, including our work educating children about the value of our wetlands. Donate now with PayPal.

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