Canadian Wildlife Species at Risk 2016: chapter 13

Names Previously Used by COSEWIC and Synonyms

Names Previously Used by COSEWIC and Synonyms

Common and scientific names (including population names, where applicable) previously used by COSEWIC and other synonyms, with reference to the current COSEWIC names.
Previous Name(s) or Synonym Current Common Name or Scientific Name (population)
Abronia micrantha Tripterocalyx micranthus
Acadian Whitefish Atlantic Whitefish
Achikunipi Harbour Seal Lacs des Loups Marins subspecies
Achillea millefolium var. megacephalum Achillea millefolium var. megacephala
Acipenser fulvescens (Great Lakes and Western St. Lawrence populations) Acipenser fulvescens (Great Lakes - Upper St. Lawrence populations)
Acipenser fulvescens (Great Lakes and Western St. Lawrence River populations) Acipenser fulvescens (Great Lakes - Upper St. Lawrence populations)
Acipenser fulvescens (Rainy River - Lake of the Woods populations) Acipenser fulvescens (Lake of the Woods - Rainy River populations)
Acipenser fulvescens (Red-Assiniboine rivers - Lake Winnipeg populations) Acipenser fulvescens (Red-Assiniboine Rivers - Lake Winnipeg populations)
Acipenser oxyrinchus (Great Lakes / St. Lawrence populations) Acipenser oxyrinchus (St. Lawrence populations)
Acris crepitans Acris blanchardi
Acris crepitans blanchardi Acris blanchardi
Ambystoma laterale – (2) jeffersonianum (Jefferson Salamander dependent population) Ambystoma laterale - (2) jeffersonianum (Jefferson Salamander dependent population)
Ambystoma laterale – texanum (Small-mouthed Salamander dependent population) Ambystoma laterale - texanum (Small-mouthed Salamander dependent population)
American Hart's-tongue Fern Hart's-tongue Fern
Apple Moss Rigid Apple Moss
Ascaphus truei (Pacific Coast population) Ascaphus truei
Ascaphus truei (Southern Mountain population) Ascaphus montanus
Asplenium scolopendrium var. americanum Asplenium scolopendrium
Aster anticostensis Symphyotrichum anticostense
Aster curtus Sericocarpus rigidus
Aster divaricatus Eurybia divaricata
Aster laurentianus Symphyotrichum laurentianum
Aster praealtus Symphyotrichum praealtum
Aster prenanthoides Symphyotrichum prenanthoides
Aster shortii Symphyotrichum shortii
Aster subulatus var. obtusifolius Symphyotrichum subulatum (Bathurst population)
Aster yukonensis Symphyotrichum yukonense
Atlantic Salmon (Inner Bay of Fundy populations) Atlantic Salmon (Inner Bay of Fundy population)
Atlantic Sturgeon (Great Lakes / St. Lawrence populations) Atlantic Sturgeon (St. Lawrence populations)
Balaena mysticetus (Western Arctic population) Balaena mysticetus (Bering-Chukchi-Beaufort population)
Banded Killifish (Mainland population) Banded Killifish (Mainland populations)
Banded Killifish (Newfoundland population) Banded Killifish (Newfoundland populations)
Barren-ground Caribou (Dolphin and Union population) Dolphin and Union Caribou
Bartonia paniculata Bartonia paniculata ssp. paniculata
Bathurst Aster Bathurst Aster (Bathurst population)
Behr's (Columbia) Hairstreak Behr's Hairstreak
Beluga Whale (Beaufort Sea / Arctic Ocean population) Beluga Whale (Eastern Beaufort Sea population)
Beluga Whale (Southeast Baffin Island-Cumberland Sound population) Beluga Whale (Cumberland Sound population)
Beluga Whale (St. Lawrence River population) Beluga Whale (St. Lawrence Estuary population)
Benthic Hadley Lake Stickleback Hadley Lake Benthic Threespine Stickleback
Benthic Texada Island Stickleback Paxton Lake Benthic Threespine Stickleback
Black Ratsnake (Carolinian population) Gray Ratsnake (Carolinian population)
Black Ratsnake (Great Lakes / St. Lawrence population) Gray Ratsnake (Great Lakes / St. Lawrence population)
Blanding's Turtle (Great Lakes population) Blanding's Turtle (Great Lakes / St. Lawrence population)
Blue Pike Blue Walleye
Blue-eyed Mary Spring Blue-eyed Mary
Blue-grey Taildropper Slug Blue-grey Taildropper
Bottlenose Dolphin Common Bottlenose Dolphin
Bowhead Whale (Western Arctic population) Bowhead Whale (Bering-Chukchi-Beaufort population)
Bowl Limpet Eelgrass Limpet
Buchloë dactyloides Bouteloua dactyloides
Bufo cognatus Anaxyrus cognatus
Bufo fowleri Anaxyrus fowleri
Bufo woodhousii fowleri Anaxyrus fowleri
Bull Trout (Saskatchewan - Nelson River populations) Bull Trout (Saskatchewan - Nelson Rivers populations)
Butler’s Garter Snake Butler's Gartersnake
Cacalia plantaginea Arnoglossum plantagineum
Callophrys [Incisalia] irus Callophrys irus
Canis lupus lycaon Canis sp. cf. lycaon
Canis lycaon Canis sp. cf. lycaon
Caprimulgus vociferus Antrostomus vociferus
Catostomus sp. Catostomus sp. cf. catostomus
Catostomus catostomus Catostomus sp. cf. catostomus
Catostomus catostomus (Chehalis populations) Catostomus sp. cf. catostomus
Centrocercus urophasianus phaios (British Columbia population) Centrocercus urophasianus phaios
Centrocercus urophasianus urophasianus (Prairie population) Centrocercus urophasianus urophasianus
Charlotte Unarmoured Stickleback Unarmoured Threespine Stickleback
Charlotte Unarmoured Sticklebacks Unarmoured Threespine Stickleback
Charlotte Unarmoured Threespine Stickleback Unarmoured Threespine Stickleback
Cimicifuga elata Actaea elata
Clemmys insculpta Glyptemys insculpta
Clemmys marmorata Actinemys marmorata
Coast Tailed Frog Coastal Tailed Frog
Coastrange Sculpin Coastrange Sculpin (Cultus population)
Coenonympha tullia nipisiquit Coenonympha nipisiquit
Coeur d'Alène Salamander Coeur d'Alene Salamander
Columbia Mottled Sculpin Columbia Sculpin
Common Dolphin Short-beaked Common Dolphin
Common Hop-tree Common Hoptree
Common Watersnake Northern Watersnake
Coregonus canadensis Coregonus huntsmani
Coregonus clupeaformis Coregonus clupeaformis (Lake Simcoe population)
Cottus sp. Cottus aleuticus (Cultus population)
Cottus sp. (St. Mary and Milk River populations) Cottus sp. (Eastslope populations)
Cottus bairdi hubbsi Cottus hubbsi
Cottus bairdii hubbsi Cottus hubbsi
Cowichan Lake Lamprey Vancouver Lamprey
Cryptic Paw Cryptic Paw Lichen
Cultus Pygmy Sculpin Coastrange Sculpin (Cultus population)
Cutlips Minnow Cutlip Minnow
Dalea villosa var. villosa Dalea villosa
Darktail Lamprey Alaskan Brook Lamprey
Delphinapterus leucas (Beaufort Sea / Arctic Ocean population) Delphinapterus leucas (Eastern Beaufort Sea population)
Delphinapterus leucas (Southeast Baffin Island-Cumberland Sound population) Delphinapterus leucas (Cumberland Sound population)
Delphinapterus leucas (St. Lawrence River population) Delphinapterus leucas (St. Lawrence Estuary population)
Dendroica cerulea Setophaga cerulea
Dendroica discolor Setophaga discolor
Dendroica kirtlandii Setophaga kirtlandii
Dolphin and Union Caribou (Dolphin and Union population) Dolphin and Union Caribou
Draba kananaskis Draba juvenilis
Dun Skipper (Western population) Dun Skipper vestris subspecies
Dun Skipper vestris subspecies (Western population) Dun Skipper vestris subspecies
Dwarf Woolly-heads Dwarf Woolly-heads (Southern Mountain population)
Eastern Grey Wolf Eastern Wolf
Eastern Hognose Snake Eastern Hog-nosed Snake
Eastern Hognosed Snake Eastern Hog-nosed Snake
Eastern Mud Turtle Eastern Musk Turtle
Eastern Pipistrelle Tri-colored Bat
Eastern Prairie Fringed Orchid Eastern Prairie Fringed-orchid
Eastern Ratsnake (Carolinian population) Gray Ratsnake (Carolinian population)
Eastern Ratsnake (Great Lakes / St. Lawrence population) Gray Ratsnake (Great Lakes / St. Lawrence population)
Eastern Short-horned Lizard Greater Short-horned Lizard
Eastern Spiny Softshell Turtle Spiny Softshell
Eastern Yellow-breasted Chat Yellow-breasted Chat virens subspecies
"Eastslope" Sculpin (St. Mary and Milk River populations) Rocky Mountain Sculpin (Eastslope populations)
Elaphe gloydi (Carolinian population) Pantherophis gloydi (Carolinian population)
Elaphe gloydi (Great Lakes / St. Lawrence population) Pantherophis gloydi (Great Lakes / St. Lawrence population)
Elaphe obsoleta (Carolinian population) Pantherophis spiloides (Carolinian population)
Elaphe obsoleta (Great Lakes / St. Lawrence population) Pantherophis spiloides (Great Lakes / St. Lawrence population)
Elaphe spiloides (Carolinian population) Pantherophis spiloides (Carolinian population)
Elaphe spiloides (Great Lakes / St. Lawrence population) Pantherophis spiloides (Great Lakes / St. Lawrence population)
Elgaria coerulea principis Elgaria coerulea
Emydoidea blandingi Emydoidea blandingii (Nova Scotia population)
Emydoidea blandingii (Great Lakes population) Emydoidea blandingii (Great Lakes / St. Lawrence population)
Enos Lake Benthic Stickleback Enos Lake Benthic Threespine Stickleback
Enos Lake Limnetic Stickleback Enos Lake Limnetic Threespine Stickleback
Epeoloides pilosula Epeoloides pilosulus
Erigeron philadelphicus ssp. provancheri Erigeron philadelphicus var. provancheri
Ermine (Queen Charlotte Islands population) Ermine haidarum subspecies
Eschrichtius robustus (Northeast Pacific population) Eschrichtius robustus (Eastern North Pacific population)
Eumeces fasciatus (Carolinian population) Plestiodon fasciatus (Carolinian population)
Eumeces fasciatus (Great Lakes / St. Lawrence population) Plestiodon fasciatus (Great Lakes / St. Lawrence population)
Eumeces septentrionalis Plestiodon septentrionalis
Eumeces septentrionalis septentrionalis Plestiodon septentrionalis
Eumeces skiltonianus Plestiodon skiltonianus
Euphyes vestris Euphyes vestris vestris
Euphyes vestris (Western population) Euphyes vestris vestris
Felt-leaf Willow Blanket-leaved Willow
Few-flowered Club-rush Bashful Bulrush
Flexuous Golden Stubble Flexuous Golden Stubble Lichen
Flooded Jellyskin Lichen Flooded Jellyskin
Frosted Glass-whiskers (British Columbia population) Frosted Glass-whiskers (Pacific population)
Frosted Glass-whiskers (Nova Scotia population) Frosted Glass-whiskers (Atlantic population)
Frosted Glass-whiskers (British Columbia population) Frosted Glass-whiskers (Pacific population)
Frosted Glass-whiskers (Nova Scotia population) Frosted Glass-whiskers (Atlantic population)
Frosted Glass-whiskers Lichen (Nova Scotia population) Frosted Glass-whiskers (Atlantic population)
Fundulus diaphanus (Mainland population) Fundulus diaphanus (Mainland populations)
Fundulus diaphanus (Newfoundland population) Fundulus diaphanus (Newfoundland populations)
Gasterosteus sp. Gasterosteus aculeatus
Gentiana victorinii Gentianopsis virgata ssp. victorinii
Gentianopsis procera macounii var. victorinii Gentianopsis virgata ssp. victorinii
Gentianopsis victorinii Gentianopsis virgata ssp. victorinii
Ghost Antler Ghost Antler Lichen
Giant Stickleback Giant Threespine Stickleback
Goat's-rue Virginia Goat's-rue
Golden Crest Goldencrest
Grasshopper Sparrow (Eastern) Grasshopper Sparrow, pratensis subspecies
Great Basin Gopher Snake Great Basin Gophersnake
Great Basin Spadefoot Toad Great Basin Spadefoot
Great White Shark (Atlantic population) White Shark (Atlantic population)
Great White Shark (Pacific population) White Shark (Pacific population)
Greater Sandhill Crane Sandhill Crane tabida subspecies
Grey Whale (Northeast Pacific population) Grey Whale (Eastern North Pacific population)
Grey Wolf Arctic Grey Wolf
Grey Wolf Eastern Wolf
Grey Wolf Northern Grey Wolf
Grey Wolf Southern Grey Wolf
Gymnocladus dioica Gymnocladus dioicus
Hadley Lake Benthic Stickleback Hadley Lake Benthic Threespine Stickleback
Hadley Lake Limnetic Stickleback Hadley Lake Limnetic Threespine Stickleback
Haplopappus macleanii Stenotus borealis
Harbour Seal Harbour Seal Atlantic and Eastern Arctic subspecies
Harbour Seal Harbour Seal Pacific subspecies
Harbour Seal (Lac des Loups Marins landlocked population) Harbour Seal Lacs des Loups Marins subspecies
Harbour Seal Atlantic subspecies Harbour Seal Atlantic and Eastern Arctic subspecies
Hubb's Beaked Whale Hubbs' Beaked Whale
Hybognathus placitis Hybognathus placitus
Hymenoxys herbacea Tetraneuris herbacea
Hyperoodon ampullatus Hyperoodon ampullatus (Davis Strait-Baffin Bay-Labrador Sea population)
Hyperoodon ampullatus (Davis Strait population) Hyperoodon ampullatus (Davis Strait-Baffin Bay-Labrador Sea population)
Hyperoodon ampullatus (Gully population) Hyperoodon ampullatus (Scotian Shelf population)
Hypsiglena torquata Hypsiglena chlorophaea
Icteria virens auricollis (British Columbia population) Icteria virens auricollis (Southern Mountain population)
Icteria virens virens (Eastern population) Icteria virens virens
Incisalia irus Callophrys irus
"Ipswich" Savannah Sparrow Savannah Sparrow princeps subspecies
Island Marble insulanus subspecies Island Marble
Isoëtes bolanderi Isoetes bolanderi
Isoëtes engelmannii Isoetes engelmannii
Isopyrum biternatum Enemion biternatum
Kananaskis Whitlow-grass Long-stalked Whitlow-grass
Killer Whale (Northern Resident population) Killer Whale (Northeast Pacific northern resident population)
Killer Whale (Northwest Atlantic / Eastern Arctic populations) Killer Whale (Northwest Atlantic / Eastern Arctic population)
Killer Whale (Offshore population) Killer Whale (Northeast Pacific offshore population)
Killer Whale (Southern Resident population) Killer Whale (Northeast Pacific southern resident population)
Killer Whale (West Coast Transient population) Killer Whale (Northeast Pacific transient population)
Lachnanthes caroliana Lachnanthes caroliniana
Lake Erie Water Snake Lake Erie Watersnake
Lake Lamprey Vancouver Lamprey
Lake Simcoe Whitefish Lake Whitefish (Lake Simcoe population)
Lake Sturgeon (Great Lakes and Western St. Lawrence populations) Lake Sturgeon (Great Lakes - Upper St. Lawrence populations)
Lake Sturgeon (Great Lakes and Western St. Lawrence River populations) Lake Sturgeon (Great Lakes - Upper St. Lawrence populations)
Lake Sturgeon (Rainy River - Lake of the Woods populations) Lake Sturgeon (Lake of the Woods - Rainy River populations)
Lake Sturgeon (Red-Assiniboine rivers - Lake Winnipeg populations) Lake Sturgeon (Red-Assiniboine Rivers - Lake Winnipeg populations)
Lake Utopia Dwarf Smelt Rainbow Smelt (Lake Utopia small-bodied population)
Lake Winnipeg Physa Snail Lake Winnipeg Physa
Lampetra alaskensis Lethenteron alaskense
Lampetra macrostoma Entosphenus macrostomus
Lampetra richardsoni Lampetra richardsoni (Morrison Creek population)
Lanius ludovicianus excubitorides (Prairie population) Lanius ludovicianus excubitorides
Leucoraja ocellata (Georges Bank-Western Scotian Shelf-Bay of Fundy population) Leucoraja ocellata (Western Scotian Shelf - Georges Bank population)
Lewis’ Woodpecker Lewis's Woodpecker
Lilaeopsis Eastern Lilaeopsis
Limnetic Hadley Lake Stickleback Hadley Lake Limnetic Threespine Stickleback
Limnetic Texada Island Stickleback Paxton Lake Limnetic Threespine Stickleback
Little Brown Bat Little Brown Myotis
Loggerhead Shrike (Prairie population) Loggerhead Shrike Prairie subspecies
Loggerhead Shrike excubitorides subspecies Loggerhead Shrike Prairie subspecies
Long-tailed Weasel (Prairie population) Prairie Long-tailed Weasel
Longfin Smelt Longfin Smelt (Pygmy populations)
Lottia alveus Lottia alveus alveus
Lupinus lepidus var. lepidus Lupinus lepidus
Lynx Canada Lynx
MacLean's Goldenweed Northern Mock Goldenweed
Malacoraja senta (Nose of the Grand Banks Population) Malacoraja senta (Nose of the Grand Bank population)
Mapleleaf Mussel (Great Lakes - Western St. Lawrence population) Mapleleaf (Great Lakes - Western St. Lawrence population)
Mapleleaf Mussel (Saskatchewan - Nelson population) Mapleleaf (Saskatchewan - Nelson population)
Marah oreganus Marah oregana
Martes americana atrata Martes americana atrata (Newfoundland population)
Mexican Mosquito Fern Mexican Mosquito-fern
Mielichhoferia macrocarpa Haplodontium macrocarpum
Milksnake Eastern Milksnake
Mira River Whitefish Lake Whitefish (Mira River population)
Misty Lake Lentic Stickleback Misty Lake Lentic Threespine Stickleback
Misty Lake Lotic Stickleback Misty Lake Lotic Threespine Stickleback
Morone saxatilis (St. Lawrence Estuary population) Morone saxatilis (St. Lawrence River population)
Morrison Creek Lamprey Western Brook Lamprey (Morrison Creek population)
Mudpuppy Mussel Salamander Mussel
Mustela erminea haidarum (Queen Charlotte Islands population) Mustela erminea haidarum
Mustela frenata longicauda (Prairie population) Mustela frenata longicauda
Newfoundland Marten American Marten (Newfoundland population)
Night Snake Desert Nightsnake
Nightsnake Desert Nightsnake
North Sea Beaked Whale Sowerby's Beaked Whale
Northern Bottlenose Whale Northern Bottlenose Whale (Davis Strait-Baffin Bay-Labrador Sea population)
Northern Bottlenose Whale (Davis Strait population) Northern Bottlenose Whale (Davis Strait-Baffin Bay-Labrador Sea population)
Northern Bottlenose Whale (Gully population) Northern Bottlenose Whale (Scotian Shelf population)
Northern Cricket Frog Blanchard's Cricket Frog
Northern Goshawk Northern Goshawk atricapillus subspecies
Northern Leopard Frog (Prairie population) Northern Leopard Frog (Western Boreal/Prairie populations)
Northern Leopard Frog (Southern Mountain population) Northern Leopard Frog (Rocky Mountain population)
Northern Prairie Skink Prairie Skink
Northern Ribbonsnake (Atlantic population) Eastern Ribbonsnake (Atlantic population)
Northern Ribbonsnake (Great Lakes population) Eastern Ribbonsnake (Great Lakes population)
Northern Spotted Owl Spotted Owl caurina subspecies
Northwestern Alligator Lizard Northern Alligator Lizard
Nothern Long-eared Bat Northern Myotis
Notropis rubellus (Eastern population) Notropis rubellus
Notropis rubellus (Manitoba population) Notropis percobromus
Nuttall's Cottontail (British Columbia population) Nuttall's Cottontail nuttallii subspecies
Nuttall's Cottontail (Prairie population) Nuttall's Cottontail pinetis subspecies
Nyctea scandiaca Bubo scandiaca
Oldgrowth Specklebelly Oldgrowth Specklebelly Lichen
Oncorhynchus nerka (Cultus Lake population) Oncorhynchus nerka (Cultus population)
Oncorhynchus nerka (Sakinaw Lake population) Oncorhynchus nerka (Sakinaw population)
Orcinus orca (Northern Resident population) Orcinus orca (Northeast Pacific northern resident population)
Orcinus orca (Northwest Atlantic / Eastern Arctic populations) Orcinus orca (Northwest Atlantic / Eastern Arctic population)
Orcinus orca (Offshore population) Orcinus orca (Northeast Pacific offshore population)
Orcinus orca (Southern Resident population) Orcinus orca (Northeast Pacific southern resident population)
Orcinus orca (West Coast Transient population) Orcinus orca (Northeast Pacific transient population)
Osmerus sp. Osmerus mordax (Lake Utopia small-bodied population)
Osmerus spectrum Osmerus mordax (Lake Utopia small-bodied population)
Ostrea conchaphila Ostrea lurida
Otus asio Megascops asio
Otus kennicottii kennicottii Megascops kennicottii kennicottii
Otus kennicottii macfarlanei Megascops kennicottii macfarlanei
Pacific Giant Salamander Coastal Giant Salamander
Pacific Gopher Snake Pacific Gophersnake
Pacific Great Blue Heron Great Blue Heron fannini subspecies
Panax quinquefolium Panax quinquefolius
Paxton Lake Benthic Stickleback Paxton Lake Benthic Threespine Stickleback
Paxton Lake Limnetic Stickleback Paxton Lake Limnetic Threespine Stickleback
Peale's Peregrine Falcon Peregrine Falcon pealei subspecies
Phoca vitulina mellonae (Lac des Loups Marins landlocked population) Phoca vitulina mellonae
Phrynosoma douglasii (British Columbia population) Phrynosoma douglasii
Phrynosoma douglassii brevirostre Phrynosoma hernandesi
Phrynosoma douglassii douglassii (British Columbia population) Phrynosoma douglasii
Pighead Prickleback Blackline Prickleback
Pigmy Short-horned Lizard Pygmy Short-horned Lizard
Pigmy Short-horned Lizard (British Columbia population) Pygmy Short-horned Lizard
Pink Rush Rush Pink
Pipistrellus subflavus Perimyotis subflavus
Plains Spadefoot Toad Plains Spadefoot
Polemonium van-bruntiae Polemonium vanbruntiae
Porbeagle Shark Porbeagle
Prairie Loggerhead Shrike Loggerhead Shrike Prairie subspecies
Psilocarphus brevissimus Psilocarphus brevissimus (Southern Mountain population)
Psilocarphus elatior (Pacific population) Psilocarphus elatior
Puget Oregonian Snail Puget Oregonian
Pygmy Longfin Smelt Longfin Smelt (Pygmy populations)
Pygmy Short-horned Lizard (British Columbia population) Pygmy Short-horned Lizard
Queen Charlotte Goshawk Northern Goshawk laingi subspecies
Queen Snake Queensnake
Rainbow Mussel Rainbow
Rana pipiens (Eastern population) Lithobates pipiens (Eastern populations)
Rana pipiens (Rocky Mountain population) Lithobates pipiens (Rocky Mountain population)
Rana pipiens (Southern Mountain population) Lithobates pipiens (Rocky Mountain population)
Rana pipiens (Western Boreal/Prairie populations) Lithobates pipiens (Western Boreal/Prairie populations)
Rana pipiens (Prairie population) Lithobates pipiens (Western Boreal/Prairie populations)
Rangifer tarandus caribou (Atlantic-Gaspésie population) Rangifer tarandus (Atlantic-Gaspésie population)
Rangifer tarandus caribou (Boreal population) Rangifer tarandus (Boreal population)
Rangifer tarandus caribou (Newfoundland population) Rangifer tarandus (Newfoundland population)
Rangifer tarandus groenlandicus (Dolphin and Union population) Rangifer tarandus groenlandicus
Rangifer tarandus dawsoni (Queen Charlotte Islands population) Rangifer tarandus dawsoni
Ranunculus alismaefolius var. alismaefolius Ranunculus alismifolius
Ranunculus alismifolius var. alismifolius Ranunculus alismifolius
Red Oak Stubble Red Oak Stubble Lichen
Red-legged Frog Northern Red-legged Frog
Reithrodontomys megalotis dychei (Prairie population) Reithrodontomys megalotis dychei
Reithrodontomys megalotis megalotis (British Columbia population) Reithrodontomys megalotis megalotis
Rhinichthys sp. Rhinichthys cataractae ssp.
Rhinichthys cataractae Rhinichthys cataractae ssp.
Rhynochophanes mccownii Rhynchophanes mccownii
Rocky Mountain Sculpin (St. Mary and Milk River populations) Rocky Mountain Sculpin (Eastslope populations)
Ross’ Gull Ross's Gull
Rosyface Shiner (Eastern population) Rosyface Shiner
Rosyface Shiner (Manitoba population) Carmine Shiner
Rubber Boa Northern Rubber Boa
Sage Grouse (British Columbia population) Greater Sage-Grouse phaios subspecies
Sage Grouse (Prairie population) Greater Sage-Grouse urophasianus subspecies
Salish Sucker (Chehalis populations) Salish Sucker
Salix chlorolepsis Salix chlorolepis
Salmo salar (Inner Bay of Fundy populations) Salmo salar (Inner Bay of Fundy population)
Sand Verbena Small-flowered Sand-verbena
Sand Verbena Moth Sand-verbena Moth
Sander vitreum glaucus Sander vitreus glaucus
Satyrium behrii columbia Satyrium behrii
Scirpus verecundus Trichophorum planifolium
Sclerophora peronella (British Columbia population) Sclerophora peronella (Pacific population)
Sclerophora peronella (Nova Scotia population) Sclerophora peronella (Atlantic population)
Seaside Bone Seaside Bone Lichen
Seaside Centipede Seaside Centipede Lichen
Sebastes aleutianus type I Sebastes sp. type I
Sebastes aleutianus type II Sebastes sp. type II
Seiurus motacilla Parkesia motacilla
Simpsonais ambigua Simpsonaias ambigua
Slender Wooly-heads Slender Woolly-heads
Smallmouth Salamander Small-mouthed Salamander
Smooth Skate (Nose of the Grand Banks Population) Smooth Skate (Nose of the Grand Bank population)
Sockeye Salmon (Cultus Lake population) Sockeye Salmon (Cultus population)
Sockeye Salmon (Sakinaw Lake population) Sockeye Salmon (Sakinaw population)
Soupfin Shark Tope
Speotyto cunicularia Athene cunicularia
Spiny Softshell Turtle Spiny Softshell
Spirinchus sp. Spirinchus thaleichthys (Pygmy populations)
Spotted Owl Spotted Owl caurina subspecies
Stinkpot Eastern Musk Turtle
Stizostedion vitreum glaucum Sander vitreus glaucus
Streaked Horned Lark Horned Lark strigata subspecies
Striped Bass (St. Lawrence Estuary population) Striped Bass (St. Lawrence River population)
Striped Wolffish Atlantic Wolffish
Strix occidentalis Strix occidentalis caurina
Sylvilagus nuttallii nuttallii (British Columbia population) Sylvilagus nuttallii nuttallii
Sylvilagus nuttallii pinetis (Prairie population) Sylvilagus nuttallii pinetis
Symphyotrichum subulatum Symphyotrichum subulatum (Bathurst population)
Tailed Frog (Pacific Coast population) Coastal Tailed Frog
Tailed Frog (Southern Mountain population) Rocky Mountain Tailed Frog
Tall Woolly-heads (Pacific population) Tall Woolly-heads
Terrapene carolina carolina Terrapene carolina
Tiny Cryptanthe Tiny Cryptantha
Triphysaria versicolor ssp. versicolor Triphysaria versicolor
Van Brunt’s Jacob’s Ladder Van Brunt's Jacob's-ladder
Vananda Creek Benthic Stickleback Vananda Creek Benthic Threespine Stickleback
Vananda Creek Limnetic Stickleback Vananda Creek Limnetic Threespine Stickleback
Virgulus sericeus Symphyotrichum sericeum
Vole Ears Vole Ears Lichen
Water-pennywort Water Pennywort
Western Blue-flag Western Blue Flag
Western Brook Lamprey Western Brook Lamprey (Morrison Creek population)
Western Bumble Bee Northern population Western Bumble Bee mckayi subspecies
Western Bumble Bee Southern population Western Bumble Bee occidentalis subspecies
Western Harvest Mouse (British Columbia population) Western Harvest Mouse megalotis subspecies
Western Harvest Mouse (Prairie population) Western Harvest Mouse dychei subspecies
Western Prairie Fringed Orchid Western Prairie Fringed-orchid
Western Silver-leaved Aster Western Silvery Aster
Western Yellow-breasted Chat (British Columbia population) Yellow-breasted Chat auricollis subspecies (Southern Mountain population)
Western Yellow-breasted Chat (Prairie population) Yellow-breasted Chat auricollis subspecies (Prairie population)
Whip-poor-will Eastern Whip-poor-will
Willow Aster Willowleaf Aster
Wilsonia canadensis Cardellina canadensis
Wilsonia citrina Setophaga citrina
Winter Skate (Georges Bank-Western Scotian Shelf-Bay of Fundy population) Winter Skate (Western Scotian Shelf - Georges Bank population)
Winter Skate (Western Scotian Shelf-Georges Bank population) Winter Skate (Western Scotian Shelf - Georges Bank population)
Woodland Caribou (Atlantic-Gaspésie population) Caribou (Atlantic-Gaspésie population)
Woodland Caribou (Boreal population) Caribou (Boreal population)
Woodland Caribou (Newfoundland population) Caribou (Newfoundland population)
Woodland Caribou (Queen Charlotte Islands population) Caribou dawsoni subspecies
Woodland Caribou Dawson's subspecies Caribou dawsoni subspecies
Yellow Montane Violet Yellow Montane Violet praemorsa subspecies
Yellow-breasted Chat (British Columbia population) Yellow-breasted Chat auricollis subspecies (Southern Mountain population)
Yellow-breasted Chat (Eastern population) Yellow-breasted Chat virens subspecies
Yellow-breasted Chat (Prairie population) Yellow-breasted Chat auricollis subspecies (Prairie population)
Yellow-breasted Chat auricollis subspecies (British Columbia population) Yellow-breasted Chat auricollis subspecies (Southern Mountain population)

The Committee on the Status of Endangered Wildlife in Canada (COSEWIC) was created in 1977 as a result of a recommendation at the Federal-Provincial Wildlife Conference held in 1976.

It arose from the need for a single, official, scientifically sound, national classification of wildlife species at risk. In 1978, COSEWIC designated its first wildlife species and produced its first list of Canadian wildlife species at risk.

In 2002, COSEWIC celebrated 25 years of science-based assessment of the status of wildlife species at risk in Canada.

On June 5th 2003, the Species at Risk Act (SARA) was proclaimed. SARA establishes COSEWIC as an advisory body, ensuring that wildlife species will continue to be assessed using the best available scientific, community, and Aboriginal Traditional Knowledge.

The Aboriginal Traditional Knowledge (ATK) Subcommittee held its inaugural meeting in February 2006. The ATK Subcommittee has developed the COSEWIC ATK Process and Protocols Guidelines for COSEWIC, and is currently implementing them in order to integrate ATK into the wildlife species assessment process.

Even after over thirty-five years of existence, COSEWIC continues to evolve and to fine-tune its operations in an effort to do its job in the best possible manner.

ECCC CWS word mark
The Canadian Wildlife Service, Environment and Climate Change Canada, provides full administrative and financial support to the COSEWIC Secretariat.

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