The Don Edwards San Francisco Bay National Wildlife Refuge is the first urban National Wildlife Refuge that was established in the United States. It is dedicated to preserving and enhancing wildlife habitat, protecting migratory birds, protecting threatened and endangered species. It is also there to provide opportunities for wildlife-oriented recreation and nature study for the surrounding communities.
The Refuge is located along the Pacific Flyway and hosts over 280 species of birds each year. Millions of shorebirds and waterfowl stop to refuel at the Refuge during the spring and fall migration. In addition to its seasonal visitors, the Refuge provides critical habitat to resident species like the endangered California clapper rail and salt marsh harvest mouse. Today, many people visit the Refuge each year to enjoy its diverse wildlife and habitats. For more information regarding this beautiful location visit: www.fws.gov/refuge/don_edwards_san_francisco_bay/.
Get your walk started facing North at the coordinates as noted for this Letterbox. This shows you the information plaque, with in its lower left corner the closing time. From here go West towards the trail. This will take you to the backside of the (closed) visitor center. At the wall of the visitor center you will find a plaque with the names of donors on it. Look for the 'Ruddy Duck' Now you will find the numbers you need to find the cache. Note for the numbers: $ABX - $XCD.
To really enjoy the area I suggest you move on, make a zig-zag and proceed across the boardwalk. It will take you back to the visitor center. When quiet you can enjoy the rare species.
N37 26.C (A+B) B
W121 57.B (B-A) C
When you did your math correctly, this coordinate will bring you to the beginning of the ‘landing strip’. As always, the further you go, the better the chances. Take a stroll and be rewarded.
Thanks for taking your time to enjoy this one.
Happy Caching!
