Evaluation of Caspian tern (Hydroprogne caspia) and snowy plover (Charadrius alexandrinus nivosus) nesting on modified islands at the Don Edwards San Francisco Bay National Wildlife Refuge, California—2016 Annual Report - Hartman, C. Alex; Ackerman, Joshua T.; Herzog, Mark; Strong, Cheryl; Trachtenbarg, David; Shore, Crystal A. (Open-File Report, 2017)