Birdwatching in the Yukon

Here is a list of some of the birds we almost certainly did not see in the Yukon but which The Yukon Bird Club insists are to be found there:
Brant
Cackling Goose
Gadwall
Eurasian Wigeon
Lesser Scaup
Surf Scoter
Common Loon
Eared Grebe
Northern Harrier
Merlin
Gyrfalcon
Sora
American Coot
Killdeer
Lesser Yellowlegs
Willet
Wandering Tattler
Whimbrel
Godwit
Red Knot
Ruddy Turnstone
Sanderling
Little Stint
Dunlin
Ruff
Long-billed Dowitcher
Wilson's Snipe
Red-necked Phalarope
Pomarine Jaeger
Mew
Glaucous-winged Gull
Red-legged Kittiwake
Murre
Northern Saw-whet
Yellow-bellied Sapsucker (I kid you not!)
Western Wood-Pewee
Say's Phoebe
Northern Shrike
Red-breasted Nuthatch
Magnolia Warbler
Ovenbird
Dark-eyed Junco
Snow Bunting
Lazuli Bunting
Brambling
Hoary Redpoll
Pine Siskin