Latest News From Petaluma Wetlands Alliance

Sedges in our Wetlands

Sedges in Our Wetlands Sedges have edges. Rushes are round.Grasses have knees that bend to the ground. Description: The Cyperaceae are a family of graminoid (grass-like), monocotyledonous flowering...

Field Guide

Look what just Flew in! It’s Here! Second Edition The 2nd Edition of the Petaluma Wetlands Field Guide highlights the ‘Who, What, Where’ of the Petaluma Wetlands for you, with 200 common...

Privacy Policy

Privacy PolicyEffective date: February 18, 2019Petaluma Wetlands Alliance ("us", "we", or "our") operates the https://petalumawetlands.org/ website (hereinafter referred to as the "Service").This...

Trees and Shrubs

Trees and Shrubs in Our Local Wetlands Trees and shrubs along our paths and channels have been planted by a variety of people over time.  Most of the Coyote Bush is natural. Some of the oaks...

Newsletters

Acrobat Reader Required Newsletters are available for downloading as Adobe Acrobat PDFs. You need Acrobat Reader installed to read them.  Get Acrobat Reader Here Newsletter Downloads May 2023...

Donation Confirmation

Heron and Egret Survey

Heron and Egret Survey Shollenberger’s heron and egret colony is a successor to a long-established colony which was located in the eucalyptus trees near the wastewater treatment ponds off Lakeville...

Swallow Study

Swallow Survey On 5 April 2007, I began monitoring 20 swallow boxes built by PWA docent Andy LaCasse. The boxes, located in Shollenberger and Alman Marsh, are monitored using the protocols of a...

Shollenberger Bird Surveys

Shollenberger Bird Surveys In September 2004, PWA began a weekly bird survey of birds seen from the Shollenberger Park trail. The goal was to establish which species were present, in what numbers,...

Ellis Creek Bird Surveys

Ellis Creek Bird Surveys In January 2010, PWA began a monthly bird survey of birds seen from the Ellis Creek Water Recycling Facility trails. The goal was to establish which species were present, in...