David Buzza: World Life List IOC, All records: Top Blockers Record(s) 1 to 361 of 361 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Common Ostrich Struthio camelus 573 37.14 2 Emu Dromaius novaehollandiae 265 17.17 3 Brent Goose Branta bernicla 1160 75.18 4 Canada Goose Branta canadensis 1232 79.84 5 Barnacle Goose Branta leucopsis 1146 74.27 6 Bar-headed Goose Anser indicus 403 26.12 7 Ross's Goose Anser rossii 429 27.80 8 Snow Goose Anser caerulescens 749 48.54 9 Greylag Goose Anser anser 1242 80.49 10 Pink-footed Goose Anser brachyrhynchus 1101 71.35 11 Tundra Bean Goose Anser serrirostris 838 54.31 12 Greater White-fronted Goose Anser albifrons 1117 72.39 13 Black Swan Cygnus atratus 523 33.90 14 Mute Swan Cygnus olor 1266 82.05 15 Tundra Swan Cygnus columbianus 1030 66.75 16 Whooper Swan Cygnus cygnus 1152 74.66 17 Egyptian Goose Alopochen aegyptiaca 1128 73.10 18 Common Shelduck Tadorna tadorna 1230 79.71 19 Ruddy Shelduck Tadorna ferruginea 869 56.32 20 Muscovy Duck Cairina moschata 547 35.45 21 Mandarin Duck Aix galericulata 1008 65.33 22 Garganey Spatula querquedula 1142 74.01 23 Blue-winged Teal Spatula discors 848 54.96 24 Northern Shoveler Spatula clypeata 1256 81.40 25 Gadwall Mareca strepera 1245 80.69 26 Eurasian Wigeon Mareca penelope 1248 80.88 27 Mallard Anas platyrhynchos 1233 79.91 28 Northern Pintail Anas acuta 1222 79.20 29 Eurasian Teal Anas crecca 1213 78.61 30 Green-winged Teal Anas carolinensis 936 60.66 31 Red-crested Pochard Netta rufina 1084 70.25 32 Common Pochard Aythya ferina 1215 78.74 33 Ferruginous Duck Aythya nyroca 936 60.66 34 Ring-necked Duck Aythya collaris 1000 64.81 35 Tufted Duck Aythya fuligula 1236 80.10 36 Greater Scaup Aythya marila 1112 72.07 37 Lesser Scaup Aythya affinis 877 56.84 38 Common Eider Somateria mollissima 1163 75.37 39 Surf Scoter Melanitta perspicillata 854 55.35 40 Velvet Scoter Melanitta fusca 970 62.86 41 Common Scoter Melanitta nigra 1083 70.19 42 Long-tailed Duck Clangula hyemalis 1098 71.16 43 Common Goldeneye Bucephala clangula 1194 77.38 44 Smew Mergellus albellus 1031 66.82 45 Common Merganser Mergus merganser 1183 76.67 46 Red-breasted Merganser Mergus serrator 1175 76.15 47 Ruddy Duck Oxyura jamaicensis 938 60.79 48 Helmeted Guineafowl Numida meleagris 640 41.48 49 Grey Partridge Perdix perdix 1064 68.96 50 Common Pheasant Phasianus colchicus 1150 74.53 51 Red-legged Partridge Alectoris rufa 1090 70.64 52 European Nightjar Caprimulgus europaeus 1001 64.87 53 Alpine Swift Tachymarptis melba 975 63.19 54 Cape Verde Swift Apus alexandri 58 3.76 55 Common Swift Apus apus 1171 75.89 56 Ruby-throated Hummingbird Archilochus colubris 520 33.70 57 Anna's Hummingbird Calypte anna 424 27.48 58 White-bellied Go-away-bird Crinifer leucogaster 281 18.21 59 Ross's Turaco Tauraco rossae 150 9.72 60 Kori Bustard Ardeotis kori 414 26.83 61 Greater Roadrunner Geococcyx californianus 323 20.93 62 Common Cuckoo Cuculus canorus 1117 72.39 63 Rock Dove Columba livia 1211 78.48 64 Stock Dove Columba oenas 1127 73.04 65 Common Wood Pigeon Columba palumbus 1192 77.25 66 European Turtle Dove Streptopelia turtur 1038 67.27 67 Eurasian Collared Dove Streptopelia decaocto 810 52.50 68 Mourning Dove Zenaida macroura 752 48.74 69 Water Rail Rallus aquaticus 1069 69.28 70 Common Moorhen Gallinula chloropus 1160 75.18 71 Eurasian Coot Fulica atra 1236 80.10 72 Purple Gallinule Porphyrio martinica 612 39.66 73 Grey Crowned Crane Balearica regulorum 361 23.40 74 Common Crane Grus grus 1067 69.15 75 Little Grebe Tachybaptus ruficollis 1139 73.82 76 Red-necked Grebe Podiceps grisegena 999 64.74 77 Great Crested Grebe Podiceps cristatus 1224 79.33 78 Horned Grebe Podiceps auritus 1048 67.92 79 Black-necked Grebe Podiceps nigricollis 1113 72.13 80 Greater Flamingo Phoenicopterus roseus 982 63.64 81 Lesser Flamingo Phoeniconaias minor 495 32.08 82 Eurasian Oystercatcher Haematopus ostralegus 1204 78.03 83 Black-winged Stilt Himantopus himantopus 1098 71.16 84 Pied Avocet Recurvirostra avosetta 1161 75.24 85 Grey Plover Pluvialis squatarola 1164 75.44 86 European Golden Plover Pluvialis apricaria 1133 73.43 87 Pacific Golden Plover Pluvialis fulva 781 50.62 88 American Golden Plover Pluvialis dominica 743 48.15 89 Eurasian Dotterel Eudromias morinellus 857 55.54 90 Common Ringed Plover Charadrius hiaticula 1165 75.50 91 Little Ringed Plover Charadrius dubius 1143 74.08 92 Northern Lapwing Vanellus vanellus 1201 77.84 93 Masked Lapwing Vanellus miles 398 25.79 94 Sociable Lapwing Vanellus gregarius 475 30.78 95 Kentish Plover Anarhynchus alexandrinus 709 45.95 96 African Jacana Actophilornis africanus 581 37.65 97 Upland Sandpiper Bartramia longicauda 408 26.44 98 Eurasian Whimbrel Numenius phaeopus 862 55.87 99 Eurasian Curlew Numenius arquata 1193 77.32 100 Bar-tailed Godwit Limosa lapponica 1135 73.56 101 Black-tailed Godwit Limosa limosa 1191 77.19 102 Long-billed Dowitcher Limnodromus scolopaceus 888 57.55 103 Jack Snipe Lymnocryptes minimus 989 64.10 104 Common Snipe Gallinago gallinago 1177 76.28 105 Red Phalarope Phalaropus fulicarius 900 58.33 106 Red-necked Phalarope Phalaropus lobatus 976 63.25 107 Common Sandpiper Actitis hypoleucos 1187 76.93 108 Green Sandpiper Tringa ochropus 1125 72.91 109 Wood Sandpiper Tringa glareola 1102 71.42 110 Common Redshank Tringa totanus 1203 77.97 111 Lesser Yellowlegs Tringa flavipes 963 62.41 112 Spotted Redshank Tringa erythropus 1105 71.61 113 Common Greenshank Tringa nebularia 1168 75.70 114 Ruddy Turnstone Arenaria interpres 1210 78.42 115 Red Knot Calidris canutus 1121 72.65 116 Ruff Calidris pugnax 1165 75.50 117 Curlew Sandpiper Calidris ferruginea 1077 69.80 118 Buff-breasted Sandpiper Calidris subruficollis 764 49.51 119 Sanderling Calidris alba 1191 77.19 120 Dunlin Calidris alpina 1201 77.84 121 Purple Sandpiper Calidris maritima 1046 67.79 122 Baird's Sandpiper Calidris bairdii 695 45.04 123 Little Stint Calidris minuta 1082 70.12 124 Least Sandpiper Calidris minutilla 724 46.92 125 White-rumped Sandpiper Calidris fuscicollis 767 49.71 126 Pectoral Sandpiper Calidris melanotos 973 63.06 127 Semipalmated Sandpiper Calidris pusilla 746 48.35 128 African Skimmer Rynchops flavirostris 206 13.35 129 Little Tern Sternula albifrons 1061 68.76 130 Arctic Tern Sterna paradisaea 1072 69.48 131 Common Tern Sterna hirundo 1202 77.90 132 Sandwich Tern Thalasseus sandvicensis 1100 71.29 133 Little Gull Hydrocoloeus minutus 1055 68.37 134 Black-legged Kittiwake Rissa tridactyla 1122 72.72 135 Bonaparte's Gull Chroicocephalus philadelphia 789 51.13 136 Black-headed Gull Chroicocephalus ridibundus 1217 78.87 137 Mediterranean Gull Ichthyaetus melanocephalus 1083 70.19 138 Mew (Common/Short-billed) Gull Larus canus/brachyrhynchus 371 24.04 139 Common Gull Larus canus 776 50.29 140 Ring-billed Gull Larus delawarensis 916 59.36 141 Caspian Gull Larus cachinnans 884 57.29 142 European Herring Gull Larus argentatus 1172 75.96 143 Yellow-legged Gull Larus michahellis 1066 69.09 144 Great Black-backed Gull Larus marinus 1181 76.54 145 Glaucous Gull Larus hyperboreus 968 62.73 146 Lesser Black-backed Gull Larus fuscus 1181 76.54 147 American Herring Gull Larus smithsonianus 611 39.60 148 Iceland Gull Larus glaucoides 951 61.63 149 Atlantic Puffin Fratercula arctica 1065 69.02 150 Black Guillemot Cepphus grylle 1025 66.43 151 Razorbill Alca torda 1118 72.46 152 Common Murre Uria aalge 1112 72.07 153 Red-billed Tropicbird Phaethon aethereus 358 23.20 154 Red-throated Diver Gavia stellata 1102 71.42 155 Black-throated Diver Gavia arctica 1022 66.23 156 Great Northern Diver Gavia immer 1106 71.68 157 Little Penguin Eudyptula minor 297 19.25 158 Black-browed Albatross Thalassarche melanophris 599 38.82 159 European Storm Petrel Hydrobates pelagicus 832 53.92 160 Northern Fulmar Fulmarus glacialis 1124 72.85 161 Manx Shearwater Puffinus puffinus 1013 65.65 162 Marabou Stork Leptoptilos crumenifer 549 35.58 163 Saddle-billed Stork Ephippiorhynchus senegalensis 409 26.51 164 White Stork Ciconia ciconia 1065 69.02 165 Northern Gannet Morus bassanus 1175 76.15 166 African Darter Anhinga rufa 565 36.62 167 Great Cormorant Phalacrocorax carbo 1169 75.76 168 European Shag Gulosus aristotelis 1139 73.82 169 African Sacred Ibis Threskiornis aethiopicus 651 42.19 170 Australian White Ibis Threskiornis molucca 363 23.53 171 Hadada Ibis Bostrychia hagedash 590 38.24 172 Scarlet Ibis Eudocimus ruber 233 15.10 173 Glossy Ibis Plegadis falcinellus 1149 74.47 174 Eurasian Spoonbill Platalea leucorodia 1156 74.92 175 African Spoonbill Platalea alba 573 37.14 176 Roseate Spoonbill Platalea ajaja 595 38.56 177 Eurasian Bittern Botaurus stellaris 1059 68.63 178 Black-crowned Night Heron Nycticorax nycticorax 1103 71.48 179 Nankeen Night Heron Nycticorax caledonicus 307 19.90 180 Little Egret Egretta garzetta 1165 75.50 181 Green Heron Butorides virescens 826 53.53 182 Squacco Heron Ardeola ralloides 955 61.89 183 Western Cattle Egret Bubulcus ibis 1119 72.52 184 Great Egret Ardea alba 1210 78.42 185 Grey Heron Ardea cinerea 1245 80.69 186 Great Blue Heron Ardea herodias 836 54.18 187 Purple Heron Ardea purpurea 1052 68.18 188 Goliath Heron Ardea goliath 508 32.92 189 Hamerkop Scopus umbretta 618 40.05 190 Shoebill Balaeniceps rex 114 7.39 191 Great White Pelican Pelecanus onocrotalus 713 46.21 192 Australian Pelican Pelecanus conspicillatus 362 23.46 193 American White Pelican Pelecanus erythrorhynchos 559 36.23 194 Brown Pelican Pelecanus occidentalis 793 51.39 195 Black Vulture Coragyps atratus 814 52.75 196 Turkey Vulture Cathartes aura 880 57.03 197 Secretarybird Sagittarius serpentarius 460 29.81 198 Osprey Pandion haliaetus 1143 74.08 199 Egyptian Vulture Neophron percnopterus 830 53.79 200 Bateleur Terathopius ecaudatus 552 35.77 201 Eastern Chanting Goshawk Melierax poliopterus 244 15.81 202 Eurasian Sparrowhawk Accipiter nisus 1184 76.73 203 Western Marsh Harrier Circus aeruginosus 1170 75.83 204 Northern Harrier Circus hudsonius 598 38.76 205 Pallid Harrier Circus macrourus 852 55.22 206 Montagu's Harrier Circus pygargus 963 62.41 207 Red Kite Milvus milvus 1166 75.57 208 Black Kite Milvus migrans 1052 68.18 209 White-tailed Eagle Haliaeetus albicilla 993 64.36 210 Bald Eagle Haliaeetus leucocephalus 650 42.13 211 Common Buzzard Buteo buteo 1130 73.23 212 Western Barn Owl Tyto alba 923 59.82 213 Burrowing Owl Athene cunicularia 451 29.23 214 Short-eared Owl Asio flammeus 1109 71.87 215 Tawny Owl Strix aluco 806 52.24 216 Speckled Mousebird Colius striatus 492 31.89 217 Eurasian Hoopoe Upupa epops 1033 66.95 218 Southern Ground Hornbill Bucorvus leadbeateri 347 22.49 219 Eastern Yellow-billed Hornbill Tockus flavirostris 198 12.83 220 Lilac-breasted Roller Coracias caudatus 507 32.86 221 European Roller Coracias garrulus 881 57.10 222 Blue-winged Kookaburra Dacelo leachii 219 14.19 223 White-throated/Brown-breasted Kingfisher Halcyon smyrnensis/gularis 212 13.74 224 Collared Kingfisher Todiramphus chloris 450 29.16 225 African Pygmy Kingfisher Ispidina picta 414 26.83 226 Malachite Kingfisher Corythornis cristatus 547 35.45 227 Common Kingfisher Alcedo atthis 1180 76.47 228 Black-backed Dwarf Kingfisher Ceyx erithaca 227 14.71 229 Pied Kingfisher Ceryle rudis 777 50.36 230 European Bee-eater Merops apiaster 1016 65.85 231 Southern Carmine Bee-eater Merops nubicoides 169 10.95 232 Eurasian Wryneck Jynx torquilla 937 60.73 233 Gila Woodpecker Melanerpes uropygialis 217 14.06 234 Lesser Spotted Woodpecker Dryobates minor 926 60.01 235 Great Spotted Woodpecker Dendrocopos major 1141 73.95 236 Pileated Woodpecker Dryocopus pileatus 467 30.27 237 European Green Woodpecker Picus viridis 984 63.77 238 Common Kestrel Falco tinnunculus 1136 73.62 239 Merlin Falco columbarius 1101 71.35 240 Eurasian Hobby Falco subbuteo 1102 71.42 241 Peregrine Falcon Falco peregrinus 1202 77.90 242 Kea Nestor notabilis 163 10.56 243 Red-tailed Black Cockatoo Calyptorhynchus banksii 234 15.17 244 Palm Cockatoo Probosciger aterrimus 79 5.12 245 Gang-gang Cockatoo Callocephalon fimbriatum 127 8.23 246 Galah Eolophus roseicapilla 340 22.03 247 Sulphur-crested Cockatoo Cacatua galerita 366 23.72 248 Rose-ringed Parakeet Psittacula krameri 1059 68.63 249 Crimson Rosella Platycercus elegans 287 18.60 250 Eastern Rosella Platycercus eximius 286 18.54 251 Rainbow Lorikeet Trichoglossus moluccanus 331 21.45 252 Budgerigar Melopsittacus undulatus 138 8.94 253 Australian Magpie Gymnorhina tibicen 381 24.69 254 Eurasian Golden Oriole Oriolus oriolus 841 54.50 255 Lesser Grey Shrike Lanius minor 738 47.83 256 Woodchat Shrike Lanius senator 918 59.49 257 Red-backed Shrike Lanius collurio 990 64.16 258 Brown Shrike Lanius cristatus 713 46.21 259 Blue Jay Cyanocitta cristata 638 41.35 260 Steller's Jay Cyanocitta stelleri 498 32.27 261 Eurasian Jay Garrulus glandarius 1147 74.34 262 Eurasian Magpie Pica pica 1084 70.25 263 Black-billed Magpie Pica hudsonia 350 22.68 264 Red-billed Chough Pyrrhocorax pyrrhocorax 988 64.03 265 Alpine Chough Pyrrhocorax graculus 728 47.18 266 Western Jackdaw Coloeus monedula 1146 74.27 267 Rook Corvus frugilegus 1125 72.91 268 American Crow Corvus brachyrhynchos 685 44.39 269 Carrion Crow Corvus corone 1122 72.72 270 Hooded Crow Corvus cornix 1038 67.27 271 Pied Crow Corvus albus 625 40.51 272 Northern Raven Corvus corax 1156 74.92 273 Bohemian Waxwing Bombycilla garrulus 1009 65.39 274 Coal Tit Periparus ater 1066 69.09 275 Marsh Tit Poecile palustris 930 60.27 276 Willow Tit Poecile montanus 958 62.09 277 Eurasian Blue Tit Cyanistes caeruleus 1118 72.46 278 Great Tit Parus major 1091 70.71 279 Eurasian Skylark Alauda arvensis 1131 73.30 280 Sand Martin Riparia riparia 1137 73.69 281 Barn Swallow Hirundo rustica 1207 78.22 282 Common/Siberian House Martin Delichon urbicum/lagopodum 377 24.43 283 Western House Martin Delichon urbicum 775 50.23 284 Red-rumped Swallow Cecropis daurica 901 58.39 285 Cetti's Warbler Cettia cetti 1032 66.88 286 Long-tailed Tit Aegithalos caudatus 1042 67.53 287 Yellow-browed Warbler Phylloscopus inornatus 927 60.08 288 Pallas's Leaf Warbler Phylloscopus proregulus 729 47.25 289 Dusky Warbler Phylloscopus fuscatus 721 46.73 290 Willow Warbler Phylloscopus trochilus 1100 71.29 291 Common Chiffchaff Phylloscopus collybita 1067 69.15 292 Sedge Warbler Acrocephalus schoenobaenus 1077 69.80 293 Common Reed Warbler Acrocephalus scirpaceus 1084 70.25 294 Icterine Warbler Hippolais icterina 735 47.63 295 Eurasian Blackcap Sylvia atricapilla 1122 72.72 296 Garden Warbler Sylvia borin 1024 66.36 297 Lesser Whitethroat Curruca curruca 972 62.99 298 Eastern Subalpine Warbler Curruca cantillans 425 27.54 299 Common Whitethroat Curruca communis 1093 70.84 300 Dartford Warbler Curruca undata 909 58.91 301 Common Firecrest Regulus ignicapilla 964 62.48 302 Goldcrest Regulus regulus 1094 70.90 303 Eurasian Wren Troglodytes troglodytes 1047 67.85 304 Eurasian Nuthatch Sitta europaea 1028 66.62 305 Eurasian Treecreeper Certhia familiaris 1021 66.17 306 Northern Mockingbird Mimus polyglottos 690 44.72 307 Common Myna Acridotheres tristis 807 52.30 308 Rosy Starling Pastor roseus 827 53.60 309 Common Starling Sturnus vulgaris 1196 77.51 310 Superb Starling Lamprotornis superbus 344 22.29 311 Song Thrush Turdus philomelos 1143 74.08 312 Mistle Thrush Turdus viscivorus 1114 72.20 313 Redwing Turdus iliacus 1109 71.87 314 Common Blackbird Turdus merula 1009 65.39 315 Fieldfare Turdus pilaris 1104 71.55 316 Ring Ouzel Turdus torquatus 979 63.45 317 American Robin Turdus migratorius 798 51.72 318 Rufous-tailed Scrub Robin Cercotrichas galactotes 516 33.44 319 European Robin Erithacus rubecula 1061 68.76 320 Common Nightingale Luscinia megarhynchos 953 61.76 321 European Pied Flycatcher Ficedula hypoleuca 984 63.77 322 Black Redstart Phoenicurus ochruros 1080 69.99 323 Common Redstart Phoenicurus phoenicurus 1059 68.63 324 Whinchat Saxicola rubetra 1040 67.40 325 Siberian Stonechat Saxicola maurus 647 41.93 326 European Stonechat Saxicola rubicola 1077 69.80 327 Northern/Atlas Wheatear Oenanthe oenanthe/seebohmi 298 19.31 328 Northern Wheatear Oenanthe oenanthe 762 49.38 329 Isabelline Wheatear Oenanthe isabellina 735 47.63 330 White-throated Dipper Cinclus cinclus 1047 67.85 331 Eurasian Tree Sparrow Passer montanus 1116 72.33 332 House Sparrow Passer domesticus 1220 79.07 333 Iago Sparrow Passer iagoensis 75 4.86 334 Sociable Weaver Philetairus socius 146 9.46 335 Northern Masked Weaver Ploceus taeniopterus 99 6.42 336 Village Weaver Ploceus cucullatus 534 34.61 337 Western Yellow Wagtail Motacilla flava 1029 66.69 338 Citrine Wagtail Motacilla citreola 735 47.63 339 Grey Wagtail Motacilla cinerea 1149 74.47 340 White Wagtail Motacilla alba 1098 71.16 341 Richard's Pipit Anthus richardi 731 47.38 342 Tree Pipit Anthus trivialis 1021 66.17 343 Buff-bellied Pipit Anthus rubescens 555 35.97 344 Water Pipit Anthus spinoletta 961 62.28 345 European Rock Pipit Anthus petrosus 1036 67.14 346 Brambling Fringilla montifringilla 1045 67.73 347 Hawfinch Coccothraustes coccothraustes 1001 64.87 348 Eurasian Bullfinch Pyrrhula pyrrhula 1093 70.84 349 European Greenfinch Chloris chloris 1130 73.23 350 Lesser Redpoll Acanthis cabaret 771 49.97 351 European Serin Serinus serinus 958 62.09 352 Eurasian Siskin Spinus spinus 1092 70.77 353 Snow Bunting Plectrophenax nivalis 998 64.68 354 Corn Bunting Emberiza calandra 1019 66.04 355 Yellowhammer Emberiza citrinella 1082 70.12 356 Cirl Bunting Emberiza cirlus 894 57.94 357 Little Bunting Emberiza pusilla 766 49.64 358 Common Reed Bunting Emberiza schoeniclus 1103 71.48 359 Red-winged Blackbird Agelaius phoeniceus 739 47.89 360 Brown-headed Cowbird Molothrus ater 553 35.84 361 Northern Cardinal Cardinalis cardinalis 661 42.84