Castle Rock a 14-acre island located less than 2 miles off the coast of Crescent City, California. A part of the National Wildlife Refuge System, Castle Rock is the second largest seabird breeding colony along the California coast, hosting more...
Nearly the entire western population of black brant, 200,000 strong, stops at Humboldt Bay Refuge to feed on the abundant eelgrass during migration. Black-necked stilts, such as these, are among the many shorebirds and waterfowl that are found...