The 2018 Petaluma Wetlands Alliance calendar is now available at the Petaluma Visitors Center. Each month on the calendar has a photo of a bird you are likely to see that month in the Shollenberger Park Wetlands. Brilliantly photographed by Bob Dyer, these photographs...
From Bob Dyer email 10-2016 MUTE SWAN The mention of “swans” in the mind of many adults, conjures up a mental picture, probably similar to the one above. These are the graceful creatures of fairy tales and legend. They are probably the most imaged bird in the...
On October 6, the Petaluma Wetlands Alliance will dedicate a bench at Shollenberger Park to honor Bob Dyer, a PWA board member and long time wetlands supporter. Bob took most of the photos on this web site and submitted regular articles to the FaceBook Page. He also...
From Peter Colasanti, 09-17: September is the richest month for birding generally in Northern California, and that very wealth creates challenges. Populations of most species are roughly double those of the lean spring, but many are...
By Bob Dyer, from email sent out 9-2016 The Great Blue Heron (GBHE) is the largest heron (or egret) in North America. It varies from 45-54 inches tall. Weight depends upon location within the continent. This information is from Wikipedia. Oregon is the closest...