Graham Mortimore: World Life List IOC, All records: Top Blockers Record(s) 1 to 226 of 226 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Common Ostrich Struthio camelus 493 36.44 2 White-faced Whistling Duck Dendrocygna viduata 536 39.62 3 Brent Goose Branta bernicla 1018 75.24 4 Canada Goose Branta canadensis 1081 79.90 5 Barnacle Goose Branta leucopsis 1011 74.72 6 Bar-headed Goose Anser indicus 364 26.90 7 Snow Goose Anser caerulescens 673 49.74 8 Greylag Goose Anser anser 1093 80.78 9 Pink-footed Goose Anser brachyrhynchus 962 71.10 10 Greater White-fronted Goose Anser albifrons 993 73.39 11 Mute Swan Cygnus olor 1117 82.56 12 Whooper Swan Cygnus cygnus 1019 75.31 13 Spur-winged Goose Plectropterus gambensis 468 34.59 14 Egyptian Goose Alopochen aegyptiaca 991 73.24 15 Common Shelduck Tadorna tadorna 1080 79.82 16 Ruddy Shelduck Tadorna ferruginea 771 56.98 17 Mandarin Duck Aix galericulata 890 65.78 18 Northern Shoveler Spatula clypeata 1104 81.60 19 Gadwall Mareca strepera 1097 81.08 20 Eurasian Wigeon Mareca penelope 1095 80.93 21 Mallard Anas platyrhynchos 1082 79.97 22 Black Grouse Lyrurus tetrix 791 58.46 23 Grey Partridge Perdix perdix 949 70.14 24 Double-spurred Spurfowl Pternistis bicalcaratus 361 26.68 25 Long-tailed Nightjar Caprimulgus climacurus 270 19.96 26 Mottled Spinetail Telacanthura ussheri 274 20.25 27 African Palm Swift Cypsiurus parvus 387 28.60 28 Pallid Swift Apus pallidus 763 56.39 29 Little Swift Apus affinis 686 50.70 30 Western Plantain-eater Crinifer piscator 329 24.32 31 Violet Turaco Tauraco violaceus 297 21.95 32 Guinea Turaco Tauraco persa 266 19.66 33 Senegal Coucal Centropus senegalensis 404 29.86 34 Levaillant's Cuckoo Clamator levaillantii 297 21.95 35 Klaas's Cuckoo Chrysococcyx klaas 365 26.98 36 Four-banded Sandgrouse Pterocles quadricinctus 205 15.15 37 Speckled Pigeon Columba guinea 505 37.32 38 Mourning Collared Dove Streptopelia decipiens 446 32.96 39 Red-eyed Dove Streptopelia semitorquata 510 37.69 40 Vinaceous Dove Streptopelia vinacea 326 24.09 41 Laughing Dove Spilopelia senegalensis 770 56.91 42 Black-billed Wood Dove Turtur abyssinicus 316 23.36 43 Blue-spotted Wood Dove Turtur afer 368 27.20 44 Namaqua Dove Oena capensis 558 41.24 45 Bruce's Green Pigeon Treron waalia 282 20.84 46 Black Crake Zapornia flavirostra 486 35.92 47 Black Crowned Crane Balearica pavonina 191 14.12 48 Little Grebe Tachybaptus ruficollis 1007 74.43 49 Pied-billed Grebe Podilymbus podiceps 770 56.91 50 Red-necked Grebe Podiceps grisegena 902 66.67 51 Great Crested Grebe Podiceps cristatus 1086 80.27 52 Black-necked Grebe Podiceps nigricollis 995 73.54 53 Eurasian Stone-curlew Burhinus oedicnemus 851 62.90 54 Senegal Thick-knee Burhinus senegalensis 378 27.94 55 Spotted Thick-knee Burhinus capensis 361 26.68 56 Eurasian Oystercatcher Haematopus ostralegus 1065 78.71 57 Black-winged Stilt Himantopus himantopus 973 71.91 58 Northern Lapwing Vanellus vanellus 1054 77.90 59 European Golden Plover Pluvialis apricaria 1001 73.98 60 Pacific Golden Plover Pluvialis fulva 707 52.25 61 American Golden Plover Pluvialis dominica 660 48.78 62 Grey Plover Pluvialis squatarola 1039 76.79 63 Common Ringed Plover Charadrius hiaticula 1030 76.13 64 Little Ringed Plover Charadrius dubius 1024 75.68 65 Killdeer Charadrius vociferus 662 48.93 66 Eurasian Dotterel Charadrius morinellus 768 56.76 67 Egyptian Plover Pluvianus aegyptius 188 13.90 68 African Jacana Actophilornis africanus 518 38.29 69 Eurasian Curlew Numenius arquata 1056 78.05 70 Ruff Calidris pugnax 1037 76.64 71 Broad-billed Sandpiper Calidris falcinellus 639 47.23 72 Stilt Sandpiper Calidris himantopus 595 43.98 73 Curlew Sandpiper Calidris ferruginea 974 71.99 74 Temminck's Stint Calidris temminckii 855 63.19 75 Long-toed Stint Calidris subminuta 416 30.75 76 Sanderling Calidris alba 1053 77.83 77 Dunlin Calidris alpina 1060 78.34 78 Purple Sandpiper Calidris maritima 928 68.59 79 Baird's Sandpiper Calidris bairdii 627 46.34 80 Little Stint Calidris minuta 964 71.25 81 Least Sandpiper Calidris minutilla 647 47.82 82 White-rumped Sandpiper Calidris fuscicollis 664 49.08 83 Buff-breasted Sandpiper Calidris subruficollis 678 50.11 84 Pectoral Sandpiper Calidris melanotos 875 64.67 85 Semipalmated Sandpiper Calidris pusilla 658 48.63 86 Long-billed Dowitcher Limnodromus scolopaceus 781 57.72 87 Short-billed Dowitcher Limnodromus griseus 562 41.54 88 Eurasian Woodcock Scolopax rusticola 943 69.70 89 Jack Snipe Lymnocryptes minimus 877 64.82 90 Common Snipe Gallinago gallinago 1041 76.94 91 Terek Sandpiper Xenus cinereus 638 47.15 92 Wilson's Phalarope Phalaropus tricolor 651 48.12 93 Red-necked Phalarope Phalaropus lobatus 873 64.52 94 Common Sandpiper Actitis hypoleucos 1051 77.68 95 Spotted Sandpiper Actitis macularius 811 59.94 96 Green Sandpiper Tringa ochropus 1002 74.06 97 Solitary Sandpiper Tringa solitaria 536 39.62 98 Lesser Yellowlegs Tringa flavipes 848 62.68 99 Willet Tringa semipalmata 603 44.57 100 Common Redshank Tringa totanus 1063 78.57 101 Marsh Sandpiper Tringa stagnatilis 780 57.65 102 Wood Sandpiper Tringa glareola 987 72.95 103 Spotted Redshank Tringa erythropus 986 72.88 104 Common Greenshank Tringa nebularia 1037 76.64 105 Greater Yellowlegs Tringa melanoleuca 689 50.92 106 Collared Pratincole Glareola pratincola 768 56.76 107 Oriental Pratincole Glareola maldivarum 424 31.34 108 Black-headed Gull Chroicocephalus ridibundus 1071 79.16 109 Grey-headed Gull Chroicocephalus cirrocephalus 517 38.21 110 Little Gull Hydrocoloeus minutus 945 69.84 111 Ross's Gull Rhodostethia rosea 462 34.15 112 Laughing Gull Leucophaeus atricilla 759 56.10 113 Mediterranean Gull Ichthyaetus melanocephalus 964 71.25 114 Common Gull Larus canus 549 40.58 115 Ring-billed Gull Larus delawarensis 816 60.31 116 Great Black-backed Gull Larus marinus 1040 76.87 117 Glaucous Gull Larus hyperboreus 873 64.52 118 Iceland Gull Larus glaucoides 855 63.19 119 European Herring Gull Larus argentatus 1036 76.57 120 Yellow-legged Gull Larus michahellis 949 70.14 121 Lesser Black-backed Gull Larus fuscus 1043 77.09 122 Caspian Tern Hydroprogne caspia 888 65.63 123 Royal Tern Thalasseus maximus 450 33.26 124 Lesser Crested Tern Thalasseus bengalensis 552 40.80 125 Sandwich Tern Thalasseus sandvicensis 979 72.36 126 Little Tern Sternula albifrons 952 70.36 127 Roseate Tern Sterna dougallii 741 54.77 128 Common Tern Sterna hirundo 1069 79.01 129 Arctic Tern Sterna paradisaea 947 69.99 130 White-winged Tern Chlidonias leucopterus 802 59.28 131 Black Tern Chlidonias niger 897 66.30 132 Great Skua Stercorarius skua 900 66.52 133 Pomarine Skua Stercorarius pomarinus 805 59.50 134 Arctic Skua Stercorarius parasiticus 925 68.37 135 Long-tailed Skua Stercorarius longicaudus 690 51.00 136 Razorbill Alca torda 987 72.95 137 Black Guillemot Cepphus grylle 913 67.48 138 Red-throated Diver Gavia stellata 974 71.99 139 Black-throated Diver Gavia arctica 916 67.70 140 Pacific Diver Gavia pacifica 503 37.18 141 Great Northern Diver Gavia immer 980 72.43 142 White-billed Diver Gavia adamsii 574 42.42 143 European Storm Petrel Hydrobates pelagicus 733 54.18 144 Leach's Storm Petrel Hydrobates leucorhous 502 37.10 145 Sooty Shearwater Ardenna grisea 809 59.79 146 Manx Shearwater Puffinus puffinus 899 66.44 147 Yellow-billed Stork Mycteria ibis 497 36.73 148 Woolly-necked Stork Ciconia episcopus 522 38.58 149 Marabou Stork Leptoptilos crumenifer 484 35.77 150 African Darter Anhinga rufa 509 37.62 151 Great Cormorant Phalacrocorax carbo 1023 75.61 152 European Shag Gulosus aristotelis 1003 74.13 153 Glossy Ibis Plegadis falcinellus 1020 75.39 154 Eurasian Spoonbill Platalea leucorodia 1024 75.68 155 African Spoonbill Platalea alba 504 37.25 156 American Bittern Botaurus lentiginosus 445 32.89 157 Little Bittern Ixobrychus minutus 779 57.58 158 White-backed Night Heron Gorsachius leuconotus 223 16.48 159 Black-crowned Night Heron Nycticorax nycticorax 973 71.91 160 Grey Heron Ardea cinerea 1102 81.45 161 Black-headed Heron Ardea melanocephala 522 38.58 162 Purple Heron Ardea purpurea 947 69.99 163 Little Egret Egretta garzetta 1027 75.91 164 Western Reef Heron Egretta gularis 544 40.21 165 Hamerkop Scopus umbretta 547 40.43 166 Western Osprey Pandion haliaetus 1001 73.98 167 Black-winged Kite Elanus caeruleus 738 54.55 168 Palm-nut Vulture Gypohierax angolensis 410 30.30 169 Egyptian Vulture Neophron percnopterus 761 56.25 170 European Honey Buzzard Pernis apivorus 855 63.19 171 Hooded Vulture Necrosyrtes monachus 487 35.99 172 White-backed Vulture Gyps africanus 497 36.73 173 Rüppell's Vulture Gyps rueppelli 376 27.79 174 Short-toed Snake Eagle Circaetus gallicus 807 59.65 175 Brown Snake Eagle Circaetus cinereus 415 30.67 176 Bateleur Terathopius ecaudatus 490 36.22 177 Martial Eagle Polemaetus bellicosus 416 30.75 178 Long-crested Eagle Lophaetus occipitalis 433 32.00 179 Lizard Buzzard Kaupifalco monogrammicus 408 30.16 180 Gabar Goshawk Micronisus gabar 383 28.31 181 Dark Chanting Goshawk Melierax metabates 405 29.93 182 Pale Chanting Goshawk Melierax canorus 268 19.81 183 Shikra Accipiter badius 584 43.16 184 Northern Goshawk Accipiter gentilis 914 67.55 185 Western Marsh Harrier Circus aeruginosus 1034 76.42 186 Hen Harrier Circus cyaneus 959 70.88 187 Pallid Harrier Circus macrourus 752 55.58 188 Montagu's Harrier Circus pygargus 871 64.38 189 Red Kite Milvus milvus 1032 76.27 190 Black Kite Milvus migrans 941 69.55 191 African Fish Eagle Haliaeetus vocifer 533 39.39 192 Grasshopper Buzzard Butastur rufipennis 244 18.03 193 Rough-legged Buzzard Buteo lagopus 807 59.65 194 Common Buzzard Buteo buteo 995 73.54 195 Western Barn Owl Tyto alba 785 58.02 196 Little Owl Athene noctua 949 70.14 197 Pearl-spotted Owlet Glaucidium perlatum 377 27.86 198 Long-eared Owl Asio otus 888 65.63 199 Short-eared Owl Asio flammeus 983 72.65 200 Snowy Owl Bubo scandiacus 516 38.14 201 Verreaux's Eagle-Owl Bubo lacteus 371 27.42 202 Eurasian Hoopoe Upupa epops 913 67.48 203 Green Wood Hoopoe Phoeniculus purpureus 484 35.77 204 Northern Red-billed Hornbill Tockus erythrorhynchus 296 21.88 205 African Pied Hornbill Lophoceros fasciatus 332 24.54 206 African Grey Hornbill Lophoceros nasutus 498 36.81 207 Purple Roller Coracias naevius 408 30.16 208 Abyssinian Roller Coracias abyssinicus 350 25.87 209 European Roller Coracias garrulus 792 58.54 210 Blue-bellied Roller Coracias cyanogaster 308 22.76 211 Broad-billed Roller Eurystomus glaucurus 401 29.64 212 Grey-headed Kingfisher Halcyon leucocephala 401 29.64 213 Striped Kingfisher Halcyon chelicuti 415 30.67 214 Blue-breasted Kingfisher Halcyon malimbica 323 23.87 215 Woodland Kingfisher Halcyon senegalensis 408 30.16 216 Common Kingfisher Alcedo atthis 1045 77.24 217 Giant Kingfisher Megaceryle maxima 488 36.07 218 Pied Kingfisher Ceryle rudis 692 51.15 219 Swallow-tailed Bee-eater Merops hirundineus 358 26.46 220 Little Bee-eater Merops pusillus 501 37.03 221 Red-throated Bee-eater Merops bulocki 216 15.96 222 White-throated Bee-eater Merops albicollis 323 23.87 223 Asian Green Bee-eater Merops orientalis 271 20.03 224 Blue-cheeked Bee-eater Merops persicus 517 38.21 225 European Bee-eater Merops apiaster 905 66.89 226 Northern Carmine Bee-eater Merops nubicus 244 18.03