Jefferson Patterson Park, Calvert County, MD - 4/12 10am-noon Walked the Woodland Trail, then the Riverside Trail. Common Loon 5 Horned Grebe 7 Mallard 6 Bufflehead 17 Lesser Scaup 8 Ruddy Duck 2500+ Red-breasted Merganser 2 Great Blue Heron 3 Herring Gull 6 Ring-billed Gull 50+ Laughing Gull 40+ Bonaparte's Gull 36 Forster's Tern 1 (arrival) Royal Tern 1 (arrival) Killdeer 1 Am Coot 4 Turkey Vulture 8 Osprey 6 Red-shouldered Hawk 1 Sharp-shinned Hawk 1 Red-bellied Woodpecker 8 Downy Woodpecker 1 Am Crow 8 Fish Crow 6 Purple Martin 6 Barn Swallow 2 Brown Thrasher 1 N Mockingbird 1 Hermit Thrush 3 American Robin 5 Eastern Bluebird 8 Carolina Wren 5 Winter Wren 1 Tufted Titmouse 20+ Carolina Chickadee 11 Ruby-crowned Kinglet 14 Blue-gray Gnatcatcher 2 White-eyed Vireo 1 (arrival) Pine Warbler 6 Yellow-throated Warbler 3 Yellow-rumped Warbler 1 Louisiana Waterthrush 1 (arrival) N Cardinal 15 Red-winged Blackbird 20+ Com Grackle 9 E Starling 4 Chipping Sparrow 20+ Field Sparrow 11 (group of 9 along Riverside trail) Song Sparrow 1 White-throated Sparrow 5 House Finch 4 Am Goldfinch 6 House Sparrow 2