Jason Krnc: Delaware County Life List OBRC, All records: Top Blockers Record(s) 1 to 164 of 164 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Snow Goose Anser caerulescens 1 100.00 2 Ross's Goose Anser rossii 1 100.00 3 Cackling Goose Branta hutchinsii 1 100.00 4 Canada Goose Branta canadensis 1 100.00 5 Tundra Swan Cygnus columbianus 1 100.00 6 Wood Duck Aix sponsa 1 100.00 7 Blue-winged Teal Spatula discors 1 100.00 8 Northern Shoveler Spatula clypeata 1 100.00 9 Mallard Anas platyrhynchos 1 100.00 10 American Black Duck Anas rubripes 1 100.00 11 Northern Pintail Anas acuta 1 100.00 12 Green-winged Teal Anas crecca 1 100.00 13 Rock Pigeon Columba livia 1 100.00 14 Mourning Dove Zenaida macroura 1 100.00 15 Yellow-billed Cuckoo Coccyzus americanus 1 100.00 16 Common Nighthawk Chordeiles minor 1 100.00 17 Chimney Swift Chaetura pelagica 1 100.00 18 Ruby-throated Hummingbird Archilochus colubris 1 100.00 19 Rufous Hummingbird Selasphorus rufus 1 100.00 20 Sandhill Crane Antigone canadensis 1 100.00 21 American Golden-Plover Pluvialis dominica 1 100.00 22 Killdeer Charadrius vociferus 1 100.00 23 Semipalmated Plover Charadrius semipalmatus 1 100.00 24 Whimbrel Numenius phaeopus 1 100.00 25 Pectoral Sandpiper Calidris melanotos 1 100.00 26 Solitary Sandpiper Tringa solitaria 1 100.00 27 Lesser Yellowlegs Tringa flavipes 1 100.00 28 Greater Yellowlegs Tringa melanoleuca 1 100.00 29 Bonaparte's Gull Chroicocephalus philadelphia 1 100.00 30 Ring-billed Gull Larus delawarensis 1 100.00 31 Common Loon Gavia immer 1 100.00 32 Double-crested Cormorant Nannopterum auritum 1 100.00 33 American White Pelican Pelecanus erythrorhynchos 1 100.00 34 American Bittern Botaurus lentiginosus 1 100.00 35 Great Blue Heron Ardea herodias 1 100.00 36 Great Egret Ardea alba 1 100.00 37 Green Heron Butorides virescens 1 100.00 38 Black-crowned Night-Heron Nycticorax nycticorax 1 100.00 39 Black Vulture Coragyps atratus 1 100.00 40 Turkey Vulture Cathartes aura 1 100.00 41 Osprey Pandion haliaetus 1 100.00 42 Northern Harrier Circus hudsonius 1 100.00 43 Sharp-shinned Hawk Accipiter striatus 1 100.00 44 Cooper's Hawk Accipiter cooperii 1 100.00 45 Bald Eagle Haliaeetus leucocephalus 1 100.00 46 Red-shouldered Hawk Buteo lineatus 1 100.00 47 Broad-winged Hawk Buteo platypterus 1 100.00 48 Red-tailed Hawk Buteo jamaicensis 1 100.00 49 Barn Owl Tyto alba 1 100.00 50 Eastern Screech-Owl Megascops asio 1 100.00 51 Great Horned Owl Bubo virginianus 1 100.00 52 Belted Kingfisher Megaceryle alcyon 1 100.00 53 Red-headed Woodpecker Melanerpes erythrocephalus 1 100.00 54 Red-bellied Woodpecker Melanerpes carolinus 1 100.00 55 Yellow-bellied Sapsucker Sphyrapicus varius 1 100.00 56 Downy Woodpecker Dryobates pubescens 1 100.00 57 Hairy Woodpecker Dryobates villosus 1 100.00 58 Northern Flicker Colaptes auratus 1 100.00 59 American Kestrel Falco sparverius 1 100.00 60 Merlin Falco columbarius 1 100.00 61 Peregrine Falcon Falco peregrinus 1 100.00 62 Great Crested Flycatcher Myiarchus crinitus 1 100.00 63 Eastern Kingbird Tyrannus tyrannus 1 100.00 64 Eastern Wood-Pewee Contopus virens 1 100.00 65 Yellow-bellied Flycatcher Empidonax flaviventris 1 100.00 66 Acadian Flycatcher Empidonax virescens 1 100.00 67 Alder Flycatcher Empidonax alnorum 1 100.00 68 Willow Flycatcher Empidonax traillii 1 100.00 69 Least Flycatcher Empidonax minimus 1 100.00 70 Eastern Phoebe Sayornis phoebe 1 100.00 71 Yellow-throated Vireo Vireo flavifrons 1 100.00 72 Blue-headed Vireo Vireo solitarius 1 100.00 73 Philadelphia Vireo Vireo philadelphicus 1 100.00 74 Warbling Vireo Vireo gilvus 1 100.00 75 Red-eyed Vireo Vireo olivaceus 1 100.00 76 Blue Jay Cyanocitta cristata 1 100.00 77 American Crow Corvus brachyrhynchos 1 100.00 78 Carolina Chickadee Poecile carolinensis 1 100.00 79 Tufted Titmouse Baeolophus bicolor 1 100.00 80 Bank Swallow Riparia riparia 1 100.00 81 Tree Swallow Tachycineta bicolor 1 100.00 82 Northern Rough-winged Swallow Stelgidopteryx serripennis 1 100.00 83 Purple Martin Progne subis 1 100.00 84 Barn Swallow Hirundo rustica 1 100.00 85 Cliff Swallow Petrochelidon pyrrhonota 1 100.00 86 Ruby-crowned Kinglet Corthylio calendula 1 100.00 87 Golden-crowned Kinglet Regulus satrapa 1 100.00 88 Cedar Waxwing Bombycilla cedrorum 1 100.00 89 Red-breasted Nuthatch Sitta canadensis 1 100.00 90 White-breasted Nuthatch Sitta carolinensis 1 100.00 91 Brown Creeper Certhia americana 1 100.00 92 Blue-gray Gnatcatcher Polioptila caerulea 1 100.00 93 Carolina Wren Thryothorus ludovicianus 1 100.00 94 House Wren Troglodytes aedon 1 100.00 95 Winter Wren Troglodytes hiemalis 1 100.00 96 Gray Catbird Dumetella carolinensis 1 100.00 97 Brown Thrasher Toxostoma rufum 1 100.00 98 Northern Mockingbird Mimus polyglottos 1 100.00 99 European Starling Sturnus vulgaris 1 100.00 100 Eastern Bluebird Sialia sialis 1 100.00 101 Veery Catharus fuscescens 1 100.00 102 Gray-cheeked Thrush Catharus minimus 1 100.00 103 Swainson's Thrush Catharus ustulatus 1 100.00 104 Hermit Thrush Catharus guttatus 1 100.00 105 Wood Thrush Hylocichla mustelina 1 100.00 106 American Robin Turdus migratorius 1 100.00 107 House Sparrow Passer domesticus 1 100.00 108 Evening Grosbeak Coccothraustes vespertinus 1 100.00 109 House Finch Haemorhous mexicanus 1 100.00 110 Purple Finch Haemorhous purpureus 1 100.00 111 Common Redpoll Acanthis flammea 1 100.00 112 White-winged Crossbill Loxia leucoptera 1 100.00 113 Pine Siskin Spinus pinus 1 100.00 114 American Goldfinch Spinus tristis 1 100.00 115 Chipping Sparrow Spizella passerina 1 100.00 116 Clay-colored Sparrow Spizella pallida 1 100.00 117 Field Sparrow Spizella pusilla 1 100.00 118 Fox Sparrow Passerella iliaca 1 100.00 119 American Tree Sparrow Spizelloides arborea 1 100.00 120 Dark-eyed Junco Junco hyemalis 1 100.00 121 White-crowned Sparrow Zonotrichia leucophrys 1 100.00 122 White-throated Sparrow Zonotrichia albicollis 1 100.00 123 Savannah Sparrow Passerculus sandwichensis 1 100.00 124 Song Sparrow Melospiza melodia 1 100.00 125 Lincoln's Sparrow Melospiza lincolnii 1 100.00 126 Eastern Towhee Pipilo erythrophthalmus 1 100.00 127 Bobolink Dolichonyx oryzivorus 1 100.00 128 Eastern Meadowlark Sturnella magna 1 100.00 129 Orchard Oriole Icterus spurius 1 100.00 130 Baltimore Oriole Icterus galbula 1 100.00 131 Red-winged Blackbird Agelaius phoeniceus 1 100.00 132 Brown-headed Cowbird Molothrus ater 1 100.00 133 Rusty Blackbird Euphagus carolinus 1 100.00 134 Common Grackle Quiscalus quiscula 1 100.00 135 Ovenbird Seiurus aurocapilla 1 100.00 136 Northern Waterthrush Parkesia noveboracensis 1 100.00 137 Black-and-white Warbler Mniotilta varia 1 100.00 138 Tennessee Warbler Leiothlypis peregrina 1 100.00 139 Orange-crowned Warbler Leiothlypis celata 1 100.00 140 Nashville Warbler Leiothlypis ruficapilla 1 100.00 141 Common Yellowthroat Geothlypis trichas 1 100.00 142 American Redstart Setophaga ruticilla 1 100.00 143 Cape May Warbler Setophaga tigrina 1 100.00 144 Northern Parula Setophaga americana 1 100.00 145 Magnolia Warbler Setophaga magnolia 1 100.00 146 Bay-breasted Warbler Setophaga castanea 1 100.00 147 Blackburnian Warbler Setophaga fusca 1 100.00 148 Yellow Warbler Setophaga petechia 1 100.00 149 Chestnut-sided Warbler Setophaga pensylvanica 1 100.00 150 Blackpoll Warbler Setophaga striata 1 100.00 151 Black-throated Blue Warbler Setophaga caerulescens 1 100.00 152 Palm Warbler Setophaga palmarum 1 100.00 153 Pine Warbler Setophaga pinus 1 100.00 154 Yellow-rumped Warbler Setophaga coronata 1 100.00 155 Yellow-throated Warbler Setophaga dominica 1 100.00 156 Black-throated Green Warbler Setophaga virens 1 100.00 157 Canada Warbler Cardellina canadensis 1 100.00 158 Wilson's Warbler Cardellina pusilla 1 100.00 159 Summer Tanager Piranga rubra 1 100.00 160 Scarlet Tanager Piranga olivacea 1 100.00 161 Northern Cardinal Cardinalis cardinalis 1 100.00 162 Rose-breasted Grosbeak Pheucticus ludovicianus 1 100.00 163 Indigo Bunting Passerina cyanea 1 100.00 164 Dickcissel Spiza americana 1 100.00