https://mebirdingfieldnotes.blog/2026/05/21/this-weeks-highlights-5-16-5-21-2026/Maine Birding Field Notesen2026-05-21T20:32:13+00:00 This Week’s Highlights 5/16– 5/21/2026.Maine, warblers, Portland, Old Town House Park, North Yarmouth, Bailey Island, Harpswell, Bradbury Mountain Hawkwatch, Bradbury Mountain Spring Hawkwatch, birds, Capisic Pond Park, Orchard Oriole, birding, Evergreen Cemetery, Louisiana Waterthrush, Bay-breasted Warbler, spring, West Poland