NWT 2011-2015 - NWT Species at Risk

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6.3 Birds List 3. Birds A total of 241 species of birds can be observed regularly in the NWT; an additional 42 species are vagrant and have been observed irregularly, sometimes only once. One additional species is expected to be present. Two species are of global conservation concern. Species are listed alphabetically according to Family organized taxonomically according to the updated 7th North American bird list published by the American Ornithologist Union (AOU). Nomenclature follows AOU (2010). Savanah Sparrow Photo Credit: J Nagy Common Name Scientific Species Name Status Rank Range Note a Reason for Change b COSEWIC Status/ Global Conservation Concern c Anseriformes – Anatidae Waterfowl – Ducks and Geese Northern Pintail Anas acuta Sensitive American Wigeon Anas americana Secure Northern Shoveler Anas clypeata Secure Green-winged Teal Anas crecca Secure Cinnamon Teal Anas cyanoptera Vagrant X # Blue-winged Teal Anas discors Secure Eurasian Wigeon Anas penelope Vagrant X Mallard Anas platyrhynchos Secure American Black Duck Anas rubripes Vagrant X # Gadwall Anas strepera Undetermined Greater White-fronted Goose Anser albifrons Secure Lesser Scaup Aythya affinis Sensitive Redhead Aythya americana Secure L Ring-necked Duck Aythya collaris Secure Greater Scaup Aythya marila Secure Canvasback Aythya valisineria Secure Brant Branta bernicla Sensitive Canada Goose Branta canadensis Secure Cackling Goose Branta hutchinsii Secure Bufflehead Bucephala albeola Secure Common Goldeneye Bucephala clangula Secure Barrow’s Goldeneye Bucephala islandica Secure Snow Goose Chen caerulescens Secure Ross’s Goose Chen rossii Secure L 28 NWT Species 2011-2015
Common Name Scientific Species Name Status Rank Long-tailed Duck Clangula hyemalis Sensitive Range Note a Reason for Change b COSEWIC Status/ Global Conservation Concern c Trumpeter Swan Cygnus buccinator Sensitive Not at Risk - 1996 Tundra Swan Cygnus columbianus Secure Harlequin Duck Histrionicus histrionicus May Be At Risk Hooded Merganser Lophodytes cucullatus Secure L Black Scoter Melanitta americana Sensitive L White-winged Scoter Melanitta fusca Sensitive Surf Scoter Melanitta perspicillata Sensitive Common Merganser Mergus merganser Secure Red-breasted Merganser Mergus serrator Secure Ruddy Duck Oxyura jamaicensis Secure Common Eider Somateria mollissima Sensitive King Eider Somateria spectabilis Sensitive Galliformes – Phasianidae Ruffed Grouse Bonasa umbellus Secure Dusky Grouse Dendragapus obscurus Undetermined L Spruce Grouse Falcipennis canadensis Secure Willow Ptarmigan Lagopus lagopus Secure White-tailed Ptarmigan Lagopus leucura Undetermined L Rock Ptarmigan Lagopus muta Secure Sharp-tailed Grouse Tympanuchus phasianellus Secure Gaviiformes – Gaviidae Yellow-billed Loon Gavia adamsii Undetermined Common Loon Gavia immer Secure Pacific Loon Gavia pacifica Secure Red-throated Loon Gavia stellata Secure Podicipediformes – Podicipedidae Chicken-like birds – Grouse and relatives Loons – Loons Grebes – Grebes Horned Grebe Podiceps auritus Sensitive A, 4 Special Concern - 2009 Red-necked Grebe Podiceps grisegena Secure Eared Grebe Podiceps nigricollis Vagrant X Pied-billed Grebe Podilymbus podiceps Sensitive Suliformes – Phalacrocoracidae Double-crested Cormorant Phalacrocorax auritus Undetermined L Pelecaniformes – Pelecanidae American White Pelican Pelecanus erythrorhynchos May Be At Risk L Pelecaniformes – Ardeidae Great Egret Ardea alba Vagrant X Booby-like birds – Cormorants Pelican- like birds – Pelicans Pelican-like birds – Herons General Status Ranks of Wild Species in the Northwest Territories 29
Page 1 and 2: NWT NWT Species 2011-2015 | General
Page 3 and 4: NWT SPECIES 2011-2015 General Statu
Page 5 and 6: Executive Summary..................
Page 7 and 8: Preface - Building on our knowledge
Page 9 and 10: 2. Goals - What are we trying to ac
Page 11 and 12: Species Scope Which species are ran
Page 13 and 14: 191 ABNKD06075 Bird Falconiformes F
Page 15 and 16: Guideline Matrix For Scoring Indica
Page 17 and 18: Changing Ranks Keeping Track of Cha
Page 19 and 20: Summary of 2011 General Status Rank
Page 21 and 22: About Changes in Ranks between 2006
Page 23 and 24: 6. Ranked Species Lists - What are
Page 25 and 26: On the Land “Going out on the lan
Page 27 and 28: Common Name Scientific Species Name
Page 31 and 32: List 2. Marine Mammals Four species
Page 33: Snow Bunting Photo Credit: J Nagy G
Page 45 and 46: studies of genetics, fluctuations i
Page 51 and 52: List 5. Freshwater Mussels There ar
Page 53 and 54: List 6. Amphibians and Reptiles Fiv
Page 55 and 56: in the NWT to salt plains habitat i
Page 67 and 68: Ocellate Creek Beetle Photo Credit:
Page 69 and 70: Bees, including bumblebees, are ext
Page 71 and 72: Butterflies are by far the most rec
Page 75 and 76: a Range Note: L = Species with limi
Page 77 and 78: and the larger better known groups
Page 81 and 82: The Odonates have large wings, elon
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Most species survive the winter as
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Common Name Scientific Species Name
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Third, they can be useful indicator
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Spiders (Araneae) belong to the art
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Many plant experts from the NWT and
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Edward Mock Wallflower Photo Credit
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Mosses are small, green, terrestria
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lichens Lichens are dual organisms,
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Data and Information Retrieving We
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Freshwater Mussels Clarke, A. H. 19
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Vascular Plants Aiken, S.G., Dallw
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10. Monitoring Infosheet To Partici
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NWT 2011-2015 - NWT Species at Risk

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