This is the Hart-Miller Island (Baltimore County, MD) report for May 31, 1999. The observers were Gene Scarpulla, Ralph Cullison, and Greg Futral. Observation: 0705-1700 AM: Sunny, 80 degrees F., SE 5K PM: Sunny, 85 degrees F., S 15K Double-crested Cormorant 10 Great Blue Heron 41 Canada Goose 17 (9 adult, 8 young) American Black Duck 2 Mallard 125 (60 M, 36 F, 29 Y) Osprey 17 (13 adult, 4 nestling) Peregrine Falcon 1 (adult) Black-bellied Plover 2 Semipalmated Plover 9 Killdeer 26 Spotted Sandpiper 24 Ruddy Turnstone 2 Semipalmated Sandpiper 147 Least Sandpiper 2 *WHITE-RUMPED SANDPIPER *2 Dunlin 13 Laughing Gull 5 (1 2nd-summer, 4 adult) Ring-billed Gull 3 Herring Gull 728 *LESSER BLACK-BACKED GULL *5 (2 1st-S, 2 2nd-S,1 3rd-S) *GLAUCOUSx(HERRING?) GULL HYBRID*1 (2nd-summer) Great Black-backed Gull 441 Caspian Tern 81 Mourning Dove 4 Willow Flycatcher 3 Great Crested Flycatcher 1 Eastern Kingbird 6 Fish Crow 1 crow sp. 3 Purple Martin 2 Tree Swallow 3 (last week's nest destroyed) Bank Swallow 1 Barn Swallow 14 Tufted Titmouse 1 Carolina Wren 1 House Wren 2 Marsh Wren 6 Gray Catbird 3 Northern Mockingbird 1 European Starling 4 Yellow Warbler 10 Common Yellowthroat 10 Song Sparrow 38 Swamp Sparrow 2 Northern Cardinal 2 Red-winged Blackbird 121 Common Grackle 10 Brown-headed Cowbird 1 (male) Orchard Oriole 1 House Finch 1 American Goldfinch 5 MAMMALS Muskrat 4 BUTTERFLIES Eastern Tiger Swallowtail 2 (yellow) "blackish" swallowtail sp. 33 Cabbage White 42 Clouded Sulphur 4 Orange Sulphur 3 Viceroy 1 Least Skipper 4 DRAGONFLIES dragonfly sp. 12 Gene Scarpulla Towson, Maryland gscarp@erols.com