Jim Watt: Canada Year List 2020 Clements, All records: Top Blockers Record(s) 1 to 224 of 224 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Ross's Goose Anser rossii 1 50.00 2 Greater White-fronted Goose Anser albifrons 2 100.00 3 Cackling Goose Branta hutchinsii 1 50.00 4 Canada Goose Branta canadensis 2 100.00 5 Mute Swan Cygnus olor 1 50.00 6 Trumpeter Swan Cygnus buccinator 1 50.00 7 Wood Duck Aix sponsa 2 100.00 8 Blue-winged Teal Spatula discors 2 100.00 9 Northern Shoveler Spatula clypeata 2 100.00 10 Gadwall Mareca strepera 2 100.00 11 American Wigeon Mareca americana 2 100.00 12 Mallard Anas platyrhynchos 2 100.00 13 American Black Duck Anas rubripes 2 100.00 14 Northern Pintail Anas acuta 2 100.00 15 Green-winged Teal Anas crecca 2 100.00 16 Canvasback Aythya valisineria 2 100.00 17 Redhead Aythya americana 1 50.00 18 Ring-necked Duck Aythya collaris 2 100.00 19 Greater Scaup Aythya marila 2 100.00 20 Lesser Scaup Aythya affinis 2 100.00 21 King Eider Somateria spectabilis 1 50.00 22 Harlequin Duck Histrionicus histrionicus 2 100.00 23 Surf Scoter Melanitta perspicillata 2 100.00 24 White-winged Scoter Melanitta deglandi 2 100.00 25 Black Scoter Melanitta americana 2 100.00 26 Long-tailed Duck Clangula hyemalis 2 100.00 27 Bufflehead Bucephala albeola 2 100.00 28 Common Goldeneye Bucephala clangula 2 100.00 29 Barrow's Goldeneye Bucephala islandica 2 100.00 30 Hooded Merganser Lophodytes cucullatus 2 100.00 31 Common Merganser Mergus merganser 2 100.00 32 Red-breasted Merganser Mergus serrator 2 100.00 33 Ruddy Duck Oxyura jamaicensis 1 50.00 34 Wild Turkey Meleagris gallopavo 1 50.00 35 Pied-billed Grebe Podilymbus podiceps 2 100.00 36 Horned Grebe Podiceps auritus 2 100.00 37 Red-necked Grebe Podiceps grisegena 2 100.00 38 Western Grebe Aechmophorus occidentalis 1 50.00 39 Rock Pigeon Columba livia 2 100.00 40 Mourning Dove Zenaida macroura 2 100.00 41 Yellow-billed Cuckoo Coccyzus americanus 2 100.00 42 Black-billed Cuckoo Coccyzus erythropthalmus 1 50.00 43 Common Nighthawk Chordeiles minor 2 100.00 44 Eastern Whip-poor-will Antrostomus vociferus 1 50.00 45 Chimney Swift Chaetura pelagica 2 100.00 46 Ruby-throated Hummingbird Archilochus colubris 2 100.00 47 Virginia Rail Rallus limicola 1 50.00 48 American Coot Fulica americana 1 50.00 49 American Avocet Recurvirostra americana 2 100.00 50 Black-bellied Plover Pluvialis squatarola 2 100.00 51 Killdeer Charadrius vociferus 2 100.00 52 Semipalmated Plover Charadrius semipalmatus 2 100.00 53 Marbled Godwit Limosa fedoa 1 50.00 54 Short-billed Dowitcher Limnodromus griseus 2 100.00 55 Wilson's Snipe Gallinago delicata 2 100.00 56 Red-necked Phalarope Phalaropus lobatus 2 100.00 57 Spotted Sandpiper Actitis macularius 2 100.00 58 Lesser Yellowlegs Tringa flavipes 2 100.00 59 Greater Yellowlegs Tringa melanoleuca 2 100.00 60 Red Knot Calidris canutus 2 100.00 61 Sanderling Calidris alba 2 100.00 62 Dunlin Calidris alpina 2 100.00 63 Least Sandpiper Calidris minutilla 2 100.00 64 Pectoral Sandpiper Calidris melanotos 2 100.00 65 Semipalmated Sandpiper Calidris pusilla 2 100.00 66 Parasitic Jaeger Stercorarius parasiticus 2 100.00 67 Little Gull Hydrocoloeus minutus 1 50.00 68 Black-legged Kittiwake Rissa tridactyla 2 100.00 69 Sabine's Gull Xema sabini 1 50.00 70 Bonaparte's Gull Chroicocephalus philadelphia 2 100.00 71 Short-billed Gull Larus brachyrhynchus 1 50.00 72 Ring-billed Gull Larus delawarensis 2 100.00 73 Herring Gull Larus argentatus 2 100.00 74 Great Black-backed Gull Larus marinus 2 100.00 75 Glaucous Gull Larus hyperboreus 2 100.00 76 Lesser Black-backed Gull Larus fuscus 2 100.00 77 Slaty-backed Gull Larus schistisagus 1 50.00 78 Iceland Gull Larus glaucoides 2 100.00 79 Caspian Tern Hydroprogne caspia 1 50.00 80 Forster's Tern Sterna forsteri 1 50.00 81 Common Tern Sterna hirundo 2 100.00 82 Common Loon Gavia immer 2 100.00 83 Brown Booby Sula leucogaster 1 50.00 84 Double-crested Cormorant Nannopterum auritum 2 100.00 85 Least Bittern Ixobrychus exilis 1 50.00 86 Black-crowned Night Heron Nycticorax nycticorax 2 100.00 87 Green Heron Butorides virescens 2 100.00 88 Great Egret Ardea alba 2 100.00 89 Great Blue Heron Ardea herodias 2 100.00 90 Black Vulture Coragyps atratus 1 50.00 91 Turkey Vulture Cathartes aura 2 100.00 92 Osprey Pandion haliaetus 2 100.00 93 Golden Eagle Aquila chrysaetos 1 50.00 94 Northern Harrier Circus hudsonius 2 100.00 95 Sharp-shinned Hawk Accipiter striatus 2 100.00 96 Cooper's Hawk Accipiter cooperii 2 100.00 97 Bald Eagle Haliaeetus leucocephalus 2 100.00 98 Red-shouldered Hawk Buteo lineatus 2 100.00 99 Broad-winged Hawk Buteo platypterus 2 100.00 100 Red-tailed Hawk Buteo jamaicensis 2 100.00 101 Rough-legged Hawk Buteo lagopus 2 100.00 102 Eastern Screech-Owl Megascops asio 1 50.00 103 Snowy Owl Bubo scandiacus 2 100.00 104 Great Horned Owl Bubo virginianus 2 100.00 105 Northern Hawk Owl Surnia ulula 1 50.00 106 Belted Kingfisher Megaceryle alcyon 2 100.00 107 Yellow-bellied Sapsucker Sphyrapicus varius 2 100.00 108 Red-headed Woodpecker Melanerpes erythrocephalus 1 50.00 109 Red-bellied Woodpecker Melanerpes carolinus 2 100.00 110 Downy Woodpecker Dryobates pubescens 2 100.00 111 Hairy Woodpecker Dryobates villosus 2 100.00 112 Pileated Woodpecker Dryocopus pileatus 2 100.00 113 Northern Flicker Colaptes auratus 2 100.00 114 American Kestrel Falco sparverius 2 100.00 115 Merlin Falco columbarius 2 100.00 116 Peregrine Falcon Falco peregrinus 2 100.00 117 Olive-sided Flycatcher Contopus cooperi 2 100.00 118 Eastern Wood-Pewee Contopus virens 2 100.00 119 Yellow-bellied Flycatcher Empidonax flaviventris 2 100.00 120 Willow Flycatcher Empidonax traillii 2 100.00 121 Least Flycatcher Empidonax minimus 2 100.00 122 Eastern Phoebe Sayornis phoebe 2 100.00 123 Great Crested Flycatcher Myiarchus crinitus 1 50.00 124 Variegated Flycatcher Empidonomus varius 1 50.00 125 Eastern Kingbird Tyrannus tyrannus 2 100.00 126 Blue-headed Vireo Vireo solitarius 2 100.00 127 Philadelphia Vireo Vireo philadelphicus 2 100.00 128 Warbling Vireo Vireo gilvus 2 100.00 129 Red-eyed Vireo Vireo olivaceus 2 100.00 130 Northern Shrike Lanius borealis 2 100.00 131 Blue Jay Cyanocitta cristata 2 100.00 132 American Crow Corvus brachyrhynchos 2 100.00 133 Fish Crow Corvus ossifragus 1 50.00 134 Common Raven Corvus corax 2 100.00 135 Black-capped Chickadee Poecile atricapillus 2 100.00 136 Horned Lark Eremophila alpestris 2 100.00 137 Bank Swallow Riparia riparia 2 100.00 138 Tree Swallow Tachycineta bicolor 2 100.00 139 Purple Martin Progne subis 1 50.00 140 Northern Rough-winged Swallow Stelgidopteryx serripennis 1 50.00 141 Barn Swallow Hirundo rustica 2 100.00 142 Cliff Swallow Petrochelidon pyrrhonota 2 100.00 143 Ruby-crowned Kinglet Corthylio calendula 2 100.00 144 Golden-crowned Kinglet Regulus satrapa 2 100.00 145 White-breasted Nuthatch Sitta carolinensis 2 100.00 146 Red-breasted Nuthatch Sitta canadensis 2 100.00 147 Brown Creeper Certhia americana 2 100.00 148 Blue-Gray Gnatcatcher Polioptila caerulea 2 100.00 149 House Wren Troglodytes aedon 2 100.00 150 Winter Wren Troglodytes hiemalis 2 100.00 151 Sedge Wren Cistothorus stellaris 1 50.00 152 Marsh Wren Cistothorus palustris 2 100.00 153 Carolina Wren Thryothorus ludovicianus 1 50.00 154 European Starling Sturnus vulgaris 2 100.00 155 Gray Catbird Dumetella carolinensis 2 100.00 156 Brown Thrasher Toxostoma rufum 1 50.00 157 Northern Mockingbird Mimus polyglottos 2 100.00 158 Eastern Bluebird Sialia sialis 2 100.00 159 Townsend's Solitaire Myadestes townsendi 2 100.00 160 Veery Catharus fuscescens 2 100.00 161 Gray-cheeked Thrush Catharus minimus 1 50.00 162 Swainson's Thrush Catharus ustulatus 2 100.00 163 Hermit Thrush Catharus guttatus 2 100.00 164 Wood Thrush Hylocichla mustelina 1 50.00 165 American Robin Turdus migratorius 2 100.00 166 Cedar Waxwing Bombycilla cedrorum 2 100.00 167 House Sparrow Passer domesticus 2 100.00 168 Evening Grosbeak Coccothraustes vespertinus 2 100.00 169 House Finch Haemorhous mexicanus 2 100.00 170 Common Redpoll Acanthis flammea 2 100.00 171 Hoary Redpoll Acanthis hornemanni 1 50.00 172 Red Crossbill Loxia curvirostra 2 100.00 173 Pine Siskin Spinus pinus 2 100.00 174 American Goldfinch Spinus tristis 2 100.00 175 Snow Bunting Plectrophenax nivalis 2 100.00 176 Chipping Sparrow Spizella passerina 2 100.00 177 Field Sparrow Spizella pusilla 2 100.00 178 American Tree Sparrow Spizelloides arborea 2 100.00 179 Fox Sparrow Passerella iliaca 2 100.00 180 Dark-eyed Junco Junco hyemalis 2 100.00 181 White-crowned Sparrow Zonotrichia leucophrys 2 100.00 182 White-throated Sparrow Zonotrichia albicollis 2 100.00 183 Savannah Sparrow Passerculus sandwichensis 2 100.00 184 Song Sparrow Melospiza melodia 2 100.00 185 Lincoln's Sparrow Melospiza lincolnii 2 100.00 186 Swamp Sparrow Melospiza georgiana 2 100.00 187 Eastern Towhee Pipilo erythrophthalmus 2 100.00 188 Yellow-headed Blackbird Xanthocephalus xanthocephalus 1 50.00 189 Bobolink Dolichonyx oryzivorus 2 100.00 190 Eastern Meadowlark Sturnella magna 1 50.00 191 Orchard Oriole Icterus spurius 1 50.00 192 Baltimore Oriole Icterus galbula 2 100.00 193 Red-winged Blackbird Agelaius phoeniceus 2 100.00 194 Brown-headed Cowbird Molothrus ater 2 100.00 195 Rusty Blackbird Euphagus carolinus 2 100.00 196 Common Grackle Quiscalus quiscula 2 100.00 197 Ovenbird Seiurus aurocapilla 2 100.00 198 Northern Waterthrush Parkesia noveboracensis 2 100.00 199 Black-and-white Warbler Mniotilta varia 2 100.00 200 Tennessee Warbler Leiothlypis peregrina 2 100.00 201 Orange-crowned Warbler Leiothlypis celata 2 100.00 202 Nashville Warbler Leiothlypis ruficapilla 2 100.00 203 Connecticut Warbler Oporornis agilis 1 50.00 204 Common Yellowthroat Geothlypis trichas 2 100.00 205 American Redstart Setophaga ruticilla 2 100.00 206 Cape May Warbler Setophaga tigrina 2 100.00 207 Northern Parula Setophaga americana 2 100.00 208 Magnolia Warbler Setophaga magnolia 2 100.00 209 Bay-breasted Warbler Setophaga castanea 2 100.00 210 Blackburnian Warbler Setophaga fusca 2 100.00 211 Yellow Warbler Setophaga petechia 2 100.00 212 Chestnut-sided Warbler Setophaga pensylvanica 2 100.00 213 Blackpoll Warbler Setophaga striata 2 100.00 214 Black-throated Blue Warbler Setophaga caerulescens 2 100.00 215 Palm Warbler Setophaga palmarum 2 100.00 216 Pine Warbler Setophaga pinus 2 100.00 217 Yellow-rumped Warbler Setophaga coronata 2 100.00 218 Black-throated Green Warbler Setophaga virens 2 100.00 219 Canada Warbler Cardellina canadensis 2 100.00 220 Wilson's Warbler Cardellina pusilla 2 100.00 221 Scarlet Tanager Piranga olivacea 2 100.00 222 Northern Cardinal Cardinalis cardinalis 2 100.00 223 Rose-breasted Grosbeak Pheucticus ludovicianus 2 100.00 224 Indigo Bunting Passerina cyanea 2 100.00