Recent bird sightings as reported to the Massachusetts ­Audubon Society:

Birds seen this week in Eastern Massachusetts have been the wintering blue grosbeak, still visiting a feeding station in Merrimac and the Northern lapwings on Nantucket.

Pre-spring migrants are trickling in, with reports of common grackles in several locations and reports of killdeer in Boston, Easton, Halifax, Mansfield, Scituate, and Uxbridge. An eastern meadowlark and a northern shrike were also reported from Uxbridge.

►Haverhill: At Kenoza Lake, there were nine ring-necked ducks, eight buffleheads, 30 common mergansers, a bald eagle, two common ravens, and one common grackle.

►Plum Island: On the Parker River National Wildlife Refuge, birds reported included a bald eagle, a rough-legged hawk, a Northern harrier, a peregrine falcon, two snowy owls, a barred owl, a great horned owl, and a northern shrike. The two wintering Wilson’s snipe were seen again in Newburyport Harbor, as were the pine grosbeaks on Opportunity Way in Newburyport.

►Gloucester: Highlights included 27 ruddy ducks, 47 purple sandpipers, two Iceland gulls, and a king eider.

►Easton: There were four killdeer, 75 red-winged blackbirds, 30 brown-headed cowbirds, and a dozen pine siskins.

►Miscellaneous: Reports this week included two peregrine falcons in Lowell, three rusty blackbirds at Millennium Park in Dorchester, a remarkable total of at least 28 Iceland gulls at Deer Island in Winthrop, three wood ducks in Concord, a bald eagle in Medford, and a common grackle in Newton.