NWT 2011-2015 - NWT Species at Risk

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6.3 Birds Common Name Scientific Species Name Status Rank Willet Tringa semipalmata Vagrant X Solitary Sandpiper Tringa solitaria Undetermined Buff-breasted Sandpiper Tryngites subruficollis Sensitive Charadriiformes – Laridae Range Note a Reason for Change b COSEWIC Status/ Global Conservation Concern c Water-dwelling birds – Gulls Black Tern Chlidonias niger Sensitive Not at Risk - 1996 Bonaparte’s Gull Chroicophalus philadelphia Secure Caspian Tern Hydroprogne caspia Sensitive Not at Risk - 1999 Herring Gull Larus argentatus Secure California Gull Larus californicus Secure Mew Gull Larus canus Secure Black-tailed Gull Larus crassirostris Vagrant X Ring-billed Gull Larus delawarensis Secure Lesser Black-backed Gull Larus fuscus Vagrant X # Glaucous-winged Gull Larus glaucescens Vagrant X Glaucous Gull Larus hyperboreus Secure Slaty-backed Gull Larus schistisagus Vagrant X Thayer’s Gull Larus thayeri Secure Franklin’s Gull Leucophaeus pipixcan Undetermined L ∃ 6 Ivory Gull Pagophila eburnea At Risk L Endangered - 2006 Ross’s Gull Rhodostethia rosea Vagrant X Threatened - 2001 Black-legged Kittiwake (Atlantic Kittiwake) Rissa tridactyla Undetermined L Common Tern Sterna hirundo Secure Not at Risk - 1998 Arctic Tern Sterna paradisaea Secure Sabine’s Gull Xema sabini Secure Charadriiformes – Stercoraiidae Water-dwelling birds – Jeagers Long-tailed Jaeger Stercorarius longicaudus Undetermined Parasitic Jaeger Stercorarius parasiticus Undetermined Pomarine Jaeger Stercorarius pomarinus Undetermined Charadriiformes – Alcidae Water-dwelling birds – Auks and relatives Black Guillemot Cepphus grylle Undetermined Thick-billed Murre (Brünnich’s Murre) Uria lomvia Sensitive Columbiformes – Columbidae Dove-like birds – Pigeons and Doves Rock Pigeon Columba livia Alien X Mourning Dove Zenaida macroura Vagrant X Strigiformes – Strigidae Owl-like birds – Typical Owls Boreal Owl Aegolius funereus Secure Not at Risk - 1995 Short-eared Owl Asio flammeus Sensitive Special Concern - 2008 32 NWT Species 2011-2015
Common Name Scientific Species Name Status Rank Long-eared Owl Asio otus Undetermined Range Note a Reason for Change b COSEWIC Status/ Global Conservation Concern c Snowy Owl Bubo scandiacus Secure Not at Risk - 1995 Great Horned Owl Bubo virginianus Secure Great Grey Owl Strix nebulosa Secure Not at Risk - 1996 Barred Owl Strix varia Undetermined L Northern Hawk Owl Surnia ulula Secure Not at Risk - 1992 Caprimulgiformes – Caprimulgidae Night birds – Nighthawks Common Nighthawk Chordeiles minor At Risk A, 4 Threatened - 2007 Apodiformes – Trochilidae Rufous Hummingbird Selasphorus rufus Vagrant X Calliope Hummingbird Stellula calliope Vagrant X Coraciiformes – Alcedinidae Belted Kingfisher Megaceryle alcyon Secure Piciformes – Picidae Northern Flicker Colaptes auratus Secure Pileated Woodpecker Dryocopus pileatus Secure Black-backed Woodpecker Picoides arcticus Secure Swift-like birds – Hummingbirds Kingfishers – Kingfishers Woodpecker-like birds – Woodpeckers and relatives American Three-toed Woodpecker Picoides dorsalis Secure Downy Woodpecker Picoides pubescens Secure Hairy Woodpecker Picoides villosus Secure Yellow-bellied Sapsucker Sphyrapicus varius Secure Passeriformes – Tyrannidae Perching birds – Tyrant Flycatchers Olive-sided Flycatcher Contopus cooperi At Risk A, 3 Threatened - 2007 Western Wood-Pewee Contopus sordidulus Secure Alder Flycatcher Empidonax alnorum Secure Yellow-bellied Flycatcher Empidonax flaviventris Secure Hammond’s Flycatcher Empidonax hammondii Secure L Least Flycatcher Empidonax minimus Secure Dusky Flycatcher Empidonax oberholseri Undetermined L Ash-throated Flycatcher Myiarchus cinerascens Vagrant X # Eastern Phoebe Sayornis phoebe Secure Say’s Phoebe Sayornis saya Undetermined Eastern Kingbird Tyrannus tyrannus Secure Western Kingbird Tyrannus verticalis Vagrant X Passeriformes – Laniidae Northern Shrike Lanius excubitor Secure Perching birds – Shrikes General Status Ranks of Wild Species in the Northwest Territories 33
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 and 34: Snow Bunting Photo Credit: J Nagy G
Page 37: Common Name Scientific Species Name
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
Page 85 and 86: 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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