Recent sightings from the Massachusetts Audubon Society:
►Plum Island: A curlew sandpiper discovered at Parker River National Wildlife Refuge a week ago was last seen Monday. Other reports from the refuge included 44 great and 88 snowy egrets; two northern harriers; 255 black-bellied and 1,150 semipalmated plovers; two Hudsonian godwits; a red knot; 985 semipalmated, 54 white-rumped, seven pectoral, and four stilt sandpipers; 82 short-billed and one long-billed dowitcher; an eastern screech owl; a peregrine falcon; a yellow-bellied flycatcher; 73 eastern kingbirds; an estimated 50,000 tree swallows; warblers including northern parula, magnolia, prairie, and black-throated green; as well as a scarlet tanager, a rose-breasted grosbeak, a dickcissel, 175 bobolinks, and 22 Baltimore orioles.
►Concord: At Great Meadows National Wildlife Refuge there were 12 great and one snowy egret, 10 solitary sandpipers, 16 lesser yellowlegs, five pectoral sandpipers, two Wilson’s snipes, and a dickcissel.
►Westport: Early-morning migrants noted at Gooseberry Neck included a least flycatcher, a cliff swallow, 500 barn swallows, three ruby-throated hummingbirds, a blue-gray gnatcatcher, and a rose-breasted grosbeak.
►Worcester County: Some of the more notable species tallied at the Ware River Watershed were a bald eagle, 13 eastern wood-pewees, 76 eastern kingbirds, 34 red-eyed vireos, 23 red-breasted nuthatches, seven hermit thrushes, 62 cedar waxwings, and a dickcissel.
►Miscellaneous: Reports included a little blue heron in Westborough; three American oystercatchers in Quincy; and both mourning and Canada warblers at Marblehead Neck Wildlife Sanctuary .