World Series of Birding Species Seen by YMOS Members

The YMOS high school teams have surpassed 200 species found several times, and the middle school teams often surpass 150 species. Below is the cumulative species list for 2000 – 2018.

ANSERIFORMES: Anatidae – 27 species

Snow Goose


Canada Goose

Mute Swan

Tundra Swan

Wood Duck

Blue-winged Teal

Northern Shoveler

Northern Pintail


American Wigeon


American Black Duck

Green-winged Teal

Ring-necked Duck

Greater Scaup

Lesser Scaup

Common Eider

Surf Scoter

White-winged Scoter

Black Scoter

Long-tailed Duck


Hooded Merganser

Common Merganser

Red-breasted Merganser

Ruddy Duck


GALLIFORMES: Odontophoridae – 1 species

Northern Bobwhite


GALLIFORMES: Phasianidae – 3 species

Ring-necked Pheasant

Ruffed Grouse

Wild Turkey


GAVIIFORMES: Gaviidae – 2 species

Red-throated Loon

Common Loon


PODICIPEDIFORMES: Podicipedidae – 5 species

Pied-billed Grebe

Horned Grebe

Red-necked Grebe

Eared Grebe

Western Grebe


SULIFORMES: Sulidae – 1 species

Northern Gannet


SULIFORMES: Phalacrocoracidae – 2 species

Great Cormorant

Double-crested Cormorant


PELECANIFORMES: Pelecanidae – 1 species

Brown Pelican


PELECANIFORMES: Ardeidae – 11 species

American Bittern

Least Bittern

Great Blue Heron

Great Egret

Snowy Egret

Little Blue Heron

Tricolored Heron

Cattle Egret

Green Heron

Black-crowned Night-Heron

Yellow-crowned Night-Heron


PELECANIFORMES: Threskiornithidae – 2 species

Glossy Ibis

White-faced Ibis


CATHARTIFORMES: Cathartidae – 2 species

Black Vulture

Turkey Vulture


ACCIPITRIFORMES: Pandionidae – 1 species



ACCIPITRIFORMES: Accipitridae – 9 species

Swallow-tailed Kite

Mississippi Kite

Northern Harrier

Sharp-shinned Hawk

Cooper’s Hawk

Bald Eagle

Red-shouldered Hawk

Broad-winged Hawk

Red-tailed Hawk


GRUIFORMES: Rallidae – 8 species

Black Rail

King Rail

Clapper Rail

Virginia Rail


Purple Gallinule

Common Gallinule

American Coot


GRUIFORMES: Gruidae – 1 species

Sandhill Crane


CHARADRIIFORMES: Recurvirostridae – 2 species

Black-necked Stilt

American Avocet


CHARADRIIFORMES: Haematopodidae – 1 species

American Oystercatcher


CHARADRIIFORMES: Charadriidae – 4 species

Black-bellied Plover

Semipalmated Plover

Piping Plover



CHARADRIIFORMES: Scolopacidae – 25 species

Upland Sandpiper


Marbled Godwit

Ruddy Turnstone

Red Knot

Stilt Sandpiper

Curlew Sandpiper



Purple Sandpiper

Least Sandpiper

White-rumped Sandpiper

Pectoral Sandpiper

Semipalmated Sandpiper

Western Sandpiper

Short-billed Dowitcher

Long-billed Dowitcher

American Woodcock

Wilson’s Snipe

Wilson’s Phalarope

Spotted Sandpiper

Solitary Sandpiper

Greater Yellowlegs


Lesser Yellowlegs


CHARADRIIFORMES: Stercorariidae – 1 species

Parasitic Jaeger


CHARADRIIFORMES: Laridae – 17 species

Bonaparte’s Gull

Laughing Gull

Ring-billed Gull

Herring Gull

Iceland Gull

Lesser Black-backed Gull

Glaucous Gull

Great Black-backed Gull

Least Tern

Gull-billed Tern

Caspian Tern

Black Tern

Roseate Tern

Common Tern

Forster’s Tern

Royal Tern

Black Skimmer


COLUMBIFORMES: Columbidae – 3 species

Rock Pigeon

Eurasian Collared-Dove

Mourning Dove


CUCULIFORMES: Cuculidae – 2 species

Yellow-billed Cuckoo

Black-billed Cuckoo


STRIGIFORMES: Tytonidae – 1 species

Barn Owl


STRIGIFORMES: Strigidae – 5 species

Eastern Screech-Owl

Great Horned Owl

Barred Owl

Long-eared Owl

Northern Saw-whet Owl


CAPRIMULGIFORMES: Caprimulgidae – 3 species

Common Nighthawk


Eastern Whip-poor-will


CAPRIMULGIFORMES: Apodidae – 1 species

Chimney Swift


CAPRIMULGIFORMES: Trochilidae – 1 species

Ruby-throated Hummingbird


CORACIIFORMES: Alcedinidae – 1 species

Belted Kingfisher


PICIFORMES: Picidae – 7 species

Red-headed Woodpecker

Red-bellied Woodpecker

Yellow-bellied Sapsucker

Downy Woodpecker

Hairy Woodpecker

Northern Flicker

Pileated Woodpecker


FALCONIFORMES: Falconidae – 3 species

American Kestrel


Peregrine Falcon


PSITTACIFORMES: Psittacidae – 1 species

Monk Parakeet


PASSERIFORMES: Tyrannidae – 11 species

Olive-sided Flycatcher

Eastern Wood-Pewee

Yellow-bellied Flycatcher

Acadian Flycatcher

Alder Flycatcher

Willow Flycatcher

Least Flycatcher

Eastern Phoebe

Great Crested Flycatcher

Eastern Kingbird

Scissor-tailed Flycatcher


PASSERIFORMES: Vireonidae – 5 species

White-eyed Vireo

Yellow-throated Vireo

Blue-headed Vireo

Warbling Vireo

Red-eyed Vireo


PASSERIFORMES: Corvidae – 4 species

Blue Jay

American Crow

Fish Crow

Common Raven


PASSERIFORMES: Alaudidae – 1 species

Horned Lark


PASSERIFORMES: Hirundinidae – 6 species

Northern Rough-winged Swallow

Purple Martin

Tree Swallow

Bank Swallow

Barn Swallow

Cliff Swallow


PASSERIFORMES: Paridae – 3 species

Carolina Chickadee

Black-capped Chickadee

Tufted Titmouse


PASSERIFORMES: Sittidae – 2 species

Red-breasted Nuthatch

White-breasted Nuthatch


PASSERIFORMES: Certhiidae – 1 species

Brown Creeper


PASSERIFORMES: Troglodytidae – 5 species

House Wren

Winter Wren

Sedge Wren

Marsh Wren

Carolina Wren


PASSERIFORMES: Polioptilidae – 1 species

Blue-gray Gnatcatcher


PASSERIFORMES: Regulidae – 2 species

Golden-crowned Kinglet

Ruby-crowned Kinglet


PASSERIFORMES: Turdidae – 8 species

Eastern Bluebird


Gray-cheeked Thrush

Bicknell’s Thrush

Swainson’s Thrush

Hermit Thrush

Wood Thrush

American Robin


PASSERIFORMES: Mimidae – 2 species

Gray Catbird

Brown Thrasher

Northern Mockingbird


PASSERIFORMES: Sturnidae – 1 species

European Starling


PASSERIFORMES: Motacillidae – 1 species

American Pipit


PASSERIFORMES: Bombycillidae – 1 species

Cedar Waxwing


PASSERIFORMES: Parulidae – 36 species


Worm-eating Warbler

Louisiana Waterthrush

Northern Waterthrush

Golden-winged Warbler

Blue-winged Warbler

Black-and-white Warbler

Prothonotary Warbler

Swainson’s Warbler

Tennessee Warbler

Orange-crowned Warbler

Nashville Warbler

Connecticut Warbler

Mourning Warbler

Kentucky Warbler

Common Yellowthroat

Hooded Warbler

American Redstart

Cape May Warbler

Cerulean Warbler

Northern Parula

Magnolia Warbler

Bay-breasted Warbler

Blackburnian Warbler

Yellow Warbler

Chestnut-sided Warbler

Blackpoll Warbler

Black-throated Blue Warbler

Palm Warbler

Pine Warbler

Yellow-rumped Warbler

Yellow-throated Warbler

Prairie Warbler

Black-throated Green Warbler

Canada Warbler

Wilson’s Warbler


PASSERIFORMES: Passerellidae – 14 species

Nelson’s Sparrow

Saltmarsh Sparrow

Seaside Sparrow

Chipping Sparrow

Field Sparrow

Dark-eyed Junco

White-crowned Sparrow

White-throated Sparrow

Vesper Sparrow

Savannah Sparrow

Song Sparrow

Lincoln’s Sparrow

Swamp Sparrow

Eastern Towhee


PASSERIFORMES: Icteriidae – 1 species

Yellow-breasted Chat


PASSERIFORMES: Cardinalidae – 7 species

Summer Tanager

Scarlet Tanager

Northern Cardinal

Rose-breasted Grosbeak

Blue Grosbeak

Indigo Bunting



PASSERIFORMES: Icteridae – 8 species


Eastern Meadowlark

Orchard Oriole

Baltimore Oriole

Red-winged Blackbird

Brown-headed Cowbird

Common Grackle

Boat-tailed Grackle


PASSERIFORMES: Fringillidae – 4 species

House Finch

Purple Finch

Pine Siskin

American Goldfinch


PASSERIFORMES: Passeridae – 1 species

House Sparrow