Averages of the three highest counts per decade for selected birds in Plum Island Sound
收藏Environmental Data Initiative Repository2026-04-25 收录
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Averages of the three highest counts per decade (1930's, 1040's, 1950's and 1990's) for a variety of birds including: four shorebirds (black-bellied plover, greater yellowlegs, semipalmated plover, and semipalmated sandpiper), six waterfowl (American black duck, common loon, green-winged teal, mallard, red-breasted merganser, and white-winged scoter), one gull (Bonaparte's gull), and one tern (common tern) in Plum Island Sound., Massachusetts.
