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Seasonality — weekly observations
iNat + OC
iNat
OC
Worldwide
Adams
Adams
Addison
Aitkin
Albany
Alger
Allegany
Allegany
Alleghany
Androscoggin
Anne Arundel
Antrim
Aroostook
Ashe
Ashland
Ashland
Ashtabula
Athens
Atlantic
Augusta
Baraga
Barnstable
Barry
Bartow
Bath
Bayfield
Belknap
Belmont
Bennington
Benzie
Bergen
Berkeley
Berks
Berkshire
Blair
Bristol
Broome
Buchanan
Buckingham
Buncombe
Burlington
Butler
Caldwell
Caledonia
Calhoun
Cambria
Camden
Cameron
Canada
Cape May
Carbon
Caroline
Carroll
Cattaraugus
Cayuga
Cecil
Centre
Charles
Charlevoix
Chautauqua
Cheboygan
Chenango
Cherokee
Cheshire
Chesterfield
Chippewa
Chippewa
Chittenden
Clay
Clinton
Clinton
Columbia
Columbia
Columbiana
Connecticut
Cook
Coös
Cortland
Coshocton
Craig
Crawford
Crawford
Cumberland
Cumberland
Cuyahoga
Darke
Dauphin
Delaware
Delaware
Delta
Dent
Dutchess
Eau Claire
Elk
Emmet
Erie
Essex
Essex
Essex
Essex
Fairfield
Fairfield
Fayette
Fayette
Floyd
Fluvanna
Forest
Forest
Franklin
Franklin
Franklin
Franklin
Franklin
Frederick
Fulton
Gallia
Garrett
Geauga
Georgia
Giles
Gladwin
Gogebic
Goochland
Grafton
Grand Traverse
Grant
Gratiot
Graves
Greene
Greenville
Guernsey
Halifax
Hamilton
Hampden
Hampshire
Hancock
Harrison
Hartford
Hawkins
Haywood
Henderson
Henry
Herkimer
Hickory
Highland
Highland
Hillsborough
Hocking
Houghton
Huntingdon
Huron
Indiana
Indiana
Iosco
Isabella
Itasca
Jackson
Jackson
Jackson
Jefferson
Jefferson
Jefferson
Johnson
Kalamazoo
Kennebec
Kent
Kent
Kentucky
Keweenaw
Knox
Lackawanna
Lake
Lake
Lake
Lamoille
Langlade
LaPorte
Lawrence
Lebanon
Leelanau
Lewis
Licking
Lincoln
Litchfield
Lorain
Lucas
Luzerne
Lycoming
Mackinac
Macomb
Macon
Madison
Madison
Mahoning
Maine
Manistee
Marinette
Marquette
Maryland
Massachusetts
McCreary
McKean
Medina
Meigs
Mercer
Merrimack
Michigan
Middlesex
Middlesex
Middlesex
Midland
Minnesota
Missouri
Monongalia
Monroe
Monroe
Monroe
Montgomery
Morgan
Morris
Muskingum
Nassau
Nelson
New Brunswick
New Hampshire
New Haven
New Jersey
New London
New York
Norfolk
North Carolina
Norton
Nova Scotia
Oakland
Ocean
Oceana
Oconto
Ogemaw
Ohio
Oneida
Oneida
Onondaga
Ontario
Ontario
Ontonagon
Orange
Orange
Oregon
Orleans
Osceola
Oscoda
Oswego
Otsego
Oxford
Passaic
Pendleton
Pennsylvania
Penobscot
Perry
Perry
Pickens
Pickett
Pike
Pike
Pine
Piscataquis
Plymouth
Pocahontas
Polk
Portage
Portage
Powell
Preston
Prince Edward Island
Prince George's
Prince William
Providence
Putnam
Quebec
Queen Anne's
Rabun
Randolph
Rappahannock
Rensselaer
Reynolds
Rhode Island
Richland
Roane
Rockcastle
Rockingham
Rockland
Roscommon
Ross
Rutland
Sagadahoc
Saratoga
Sawyer
Schoharie
Schoolcraft
Schuyler
Schuylkill
Scott
Scott
Shannon
Sheboygan
Shiawassee
Smyth
Somerset
Somerset
Somerset
South Carolina
Spartanburg
St. Lawrence
St. Louis
Stark
Starke
Steuben
Steuben
Strafford
Sullivan
Sullivan
Sullivan
Sullivan
Summit
Sussex
Sussex
Taylor
Tennessee
Tioga
Tolland
Tompkins
Transylvania
Trumbull
Tucker
Tuscarawas
Ulster
Unicoi
United States
Van Buren
Vermont
Vilas
Vinton
Virginia
Waldo
Warren
Warren
Warren
Washburn
Washington
Washington
Washington
Washington
Washington
Washington
Washtenaw
Watauga
Waukesha
Waupaca
Wayne
Wayne
Wayne
West Virginia
Westchester
Westmoreland
Wilkes
Windham
Windham
Windsor
Wisconsin
Worcester
Wyandot
Wyoming
Yancey
Yates
York
Research-grade observations by week of year (iNaturalist).