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Bird Observations

Date Range:
Jan-Dec, 1900-2024

Techny Basin Conservation Area, Glenview

Updated ~30 hr(s) ago.

227 species (+41 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-bellied Whistling-Duck
Snow Goose
Ross's Goose
Greater White-fronted Goose
Domestic goose sp. (Domestic type)
Cackling Goose
Canada Goose
Mute Swan
Trumpeter Swan
Tundra Swan
Trumpeter/Tundra Swan
Wood Duck
Blue-winged Teal
Northern Shoveler
Gadwall
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
American Wigeon
Mallard
American Black Duck
Mallard x American Black Duck (hybrid)
Northern Pintail
Green-winged Teal
dabbling duck sp.
Redhead
Ring-necked Duck
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
Bufflehead
Common Goldeneye
Hooded Merganser
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common Merganser
Red-breasted Merganser
Common/Red-breasted Merganser
Ruddy Duck
duck sp.
waterfowl sp.
Pied-billed Grebe
Horned Grebe
Rock Pigeon
Eurasian Collared-Dove
Mourning Dove
Yellow-billed Cuckoo
Black-billed Cuckoo
Yellow-billed/Black-billed Cuckoo
Common Nighthawk
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Chimney Swift
Ruby-throated Hummingbird
King Rail
Virginia Rail
Sora
American Coot
Sandhill Crane
American Avocet
Black-bellied Plover
American Golden-Plover
Killdeer
Semipalmated Plover
Whimbrel
Short-billed Dowitcher
Long-billed Dowitcher
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Short-billed/Long-billed Dowitcher
American Woodcock
Wilson's Snipe
Wilson's Phalarope
Red-necked Phalarope
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Greater Yellowlegs
Lesser/Greater Yellowlegs
Red Knot
Stilt Sandpiper
Buff-breasted Sandpiper
Sanderling
Dunlin
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Baird's Sandpiper
White-rumped Sandpiper
Least Sandpiper
Pectoral Sandpiper
Semipalmated Sandpiper
peep sp.
shorebird sp.
Bonaparte's Gull
Ring-billed Gull
Herring Gull
Larus sp.
gull sp.
Caspian Tern
Forster's Tern
Sterna sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common Loon
Double-crested Cormorant
Least Bittern
Yellow-crowned Night Heron
Black-crowned Night Heron
Yellow-crowned/Black-crowned Night Heron
Little Blue Heron
Snowy Egret
Green Heron
Great Egret
Great Blue Heron
heron sp.
Turkey Vulture
Osprey
Northern Harrier
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
Accipiter sp.
Bald Eagle
Broad-winged Hawk
Red-tailed Hawk
Rough-legged Hawk
Buteo sp.
hawk sp.
Eastern Screech-Owl
Great Horned Owl
Short-eared Owl
Belted Kingfisher
Yellow-bellied Sapsucker
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Red-headed Woodpecker
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Pileated Woodpecker
Northern Flicker
woodpecker sp.
American Kestrel
Merlin
Peregrine Falcon
Prairie Falcon
Budgerigar
Olive-sided Flycatcher
Eastern Wood-Pewee
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Yellow-bellied Flycatcher
Alder Flycatcher
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
Empidonax sp.
Eastern Phoebe
Great Crested Flycatcher
Eastern Kingbird
new world flycatcher sp.
Yellow-throated Vireo
Blue-headed Vireo
Philadelphia Vireo
Warbling Vireo
Philadelphia/Warbling Vireo
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Red-eyed Vireo
Northern Shrike
Blue Jay
American Crow
Black-capped Chickadee
Tufted Titmouse
Horned Lark
Bank Swallow
Tree Swallow
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Ruby-crowned Kinglet
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Golden-crowned Kinglet
White-breasted Nuthatch
Red-breasted Nuthatch
Brown Creeper
Blue-gray Gnatcatcher
House Wren
Winter Wren
Sedge Wren
Marsh Wren
Carolina Wren
European Starling
Gray Catbird
Brown Thrasher
Northern Mockingbird
Eastern Bluebird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Veery
Gray-cheeked Thrush
Swainson's Thrush
Hermit Thrush
Catharus sp.
Wood Thrush
American Robin
thrush sp.
Cedar Waxwing
House Sparrow
American Pipit
House Finch
Purple Finch
Common Redpoll
Pine Siskin
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
American Goldfinch
Spinus sp.
finch sp.
Lapland Longspur
Snow Bunting
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Field Sparrow
Spizella sp.
American Tree Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
White-throated Sparrow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Vesper Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Swamp Sparrow
Eastern Towhee
new world sparrow sp.
Yellow-headed Blackbird
Bobolink
Eastern Meadowlark
Orchard Oriole
Baltimore Oriole
new world oriole sp.
Red-winged Blackbird
Brown-headed Cowbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Rusty Blackbird
Brewer's Blackbird
Common Grackle
blackbird sp.
Ovenbird
Worm-eating Warbler
Louisiana Waterthrush
Northern Waterthrush
Louisiana/Northern Waterthrush
Golden-winged Warbler
Blue-winged Warbler
Black-and-white Warbler
Tennessee Warbler
Orange-crowned Warbler
Nashville Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Connecticut Warbler
Mourning Warbler
Common Yellowthroat
Hooded Warbler
American Redstart
Cape May Warbler
Northern Parula
Magnolia Warbler
Bay-breasted Warbler
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Bay-breasted/Blackpoll Warbler
Black-throated Blue Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
Black-throated Green Warbler
Canada Warbler
Wilson's Warbler
new world warbler sp.
Scarlet Tanager
Northern Cardinal
Rose-breasted Grosbeak
Indigo Bunting
Dickcissel
passerine sp.

KEY:| = insufficient data | = rare to widespread

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