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Seasonality — weekly observations
iNat + OC
iNat
OC
Worldwide
Abbeville
Adair
Adams
Adams
Addison
Alabama
Albany
Albemarle
Alexander
Alexandria
Alger
Allegan
Allegany
Allegheny
Allen
Anderson
Anderson
Androscoggin
Anne Arundel
Antrim
Appanoose
Arkansas
Ashe
Ashland
Ashtabula
Athens
Atlantic
Atoka
Auglaize
Augusta
Avery
Baltimore City
Baltimore County
Barnstable
Barren
Barry
Bartow
Bates
Bay
Bedford
Belknap
Belmont
Bennington
Benton
Benzie
Berkeley
Berks
Berkshire
Berrien
Blount
Bond
Boone
Boone
Boone
Boone
Boyle
Bradley
Bremer
Bristol
Brooklyn
Broome
Brown
Brown
Brown
Buchanan
Buchanan
Buchanan
Buckingham
Bucks
Bullitt
Buncombe
Bureau
Burlington
Butler
Butler
Cabarrus
Caledonia
Calhoun
Callahan
Calloway
Calvert
Camden
Campbell
Campbell
Canada
Cape May
Carbon
Caroline
Caroline
Carroll
Carroll
Carroll
Carter
Carter
Carter
Cass
Cass
Cass
Catawba
Catoosa
Cayuga
Cecil
Centre
Chambers
Champaign
Champaign
Charles
Charles City
Charlevoix
Charlottesville
Chatham
Chautauqua
Chemung
Chenango
Cherokee
Cherokee
Cherry
Cheshire
Chester
Chester
Chesterfield
Chittenden
Choctaw
Christian
Clarion
Clark
Clarke
Clay
Clay
Clayton
Clermont
Cleveland
Clinton
Clinton
Clinton
Clinton
Clinton
Cobb
Coffey
Cole
Coles
Collin
Columbia
Columbia
Columbiana
Comanche
Connecticut
Cook
Coös
Cortland
Coryell
Coshocton
Coweta
Craig
Crawford
Crawford
Crawford
Crawford
Creek
Culpeper
Cumberland
Cumberland
Cumberland
Cumberland
Currituck
Cuyahoga
Dade
Dallas
Dallas
Dane
Dare
Darke
Decatur
Defiance
DeKalb
DeKalb
Delaware
Delaware
Delaware
Delaware
Delaware
Delaware
Delta
Dent
Denton
Des Moines
Dickenson
Dickinson
Dickson
District of Columbia
Door
Dorchester
Douglas
Douglas
Douglas
Dukes
DuPage
Durham
Dutchess
Eaton
Eau Claire
Effingham
Elk
Elkhart
Ellis
Emmet
Erie
Erie
Erie
Essex
Essex
Essex
Essex
Fairfax
Fairfield
Fairfield
Fannin
Faulkner
Fauquier
Fayette
Fayette
Fayette
Fayette
Fentress
Floyd
Floyd
Floyd
Fond du Lac
Ford
Forest
Forsyth
Forsyth
Fountain
Franklin
Franklin
Franklin
Franklin
Franklin
Franklin
Franklin
Franklin
Frederick
Frederick
Fredericksburg
Freeborn
Fulton
Fulton
Fulton
Gallatin
Gallia
Garrett
Gaston
Geauga
Genesee
Georgia
Giles
Gloucester
Gogebic
Gordon
Grady
Grafton
Grand Isle
Grayson
Greene
Greene
Greene
Greene
Greenville
Grenada
Grundy
Guernsey
Guilford
Gwinnett
Halifax
Hall
Hamilton
Hamilton
Hamilton
Hamilton
Hampden
Hampshire
Hancock
Hancock
Hancock
Hardin
Hardin
Hardin
Hardy
Harford
Harrison
Harrison
Harrisonburg
Hartford
Harvey
Hawkins
Haywood
Henderson
Henderson
Hendricks
Henry
Herkimer
Hickory
Highland
Highland
Hillsborough
Hillsdale
Hocking
Hoke
Holmes
Hopkins
Hot Spring
Howard
Howell
Hudson
Hunterdon
Huron
Huron
Illinois
Indiana
Indiana
Ingham
Iosco
Iowa
Iredell
Iroquois
Isabella
Jackson
Jackson
Jackson
Jackson
Jackson
Jackson
Jackson
Jackson
Jackson
Jackson
James City
Jasper
Jefferson
Jefferson
Jefferson
Jefferson
Jefferson
Jefferson
Jefferson
Jefferson
Jessamine
Johnson
Johnson
Johnson
Johnson
Johnson
Johnson
Johnson
Johnston
Jones
Kalamazoo
Kanawha
Kane
Kankakee
Kansas
Kendall
Kennebec
Kenosha
Kent
Kent
Kent
Kentucky
King George
Knox
Knox
Knox
Knox
Kossuth
La Crosse
Lackawanna
Laclede
Lake
Lake
Lake
Lamar
Lamar
Lamoille
Lancaster
Lancaster
LaPorte
Latimer
Lauderdale
Lawrence
Lawrence
Leavenworth
Lebanon
Lee
Lee
Lee
Leelanau
LeFlore
Lehigh
Lenawee
Licking
Lincoln
Lincoln
Linn
Litchfield
Livingston
Livingston
Logan
Logan
Lorain
Loudoun
Louisa
Louisiana
Lucas
Luzerne
Lynchburg
Macomb
Macon
Madison
Madison
Madison
Madison
Madison
Madison
Madison
Madison
Madison
Mahaska
Mahoning
Maine
Marion
Marion
Marion
Marion
Marion
Marquette
Marshall
Maryland
Mason
Mason
Mason
Massachusetts
McCurtain
McDonough
McHenry
McKean
McLean
Mecklenburg
Medina
Meigs
Menominee
Mercer
Mercer
Mercer
Mercer
Merrimack
Metcalfe
Miami
Miami
Michigan
Middlesex
Middlesex
Middlesex
Midland
Milam
Milwaukee
Minnesota
Mississippi
Missouri
Mitchell
Monmouth
Monongalia
Monroe
Monroe
Monroe
Monroe
Monroe
Monroe
Monroe
Montcalm
Montgomery
Montgomery
Montgomery
Montgomery
Montgomery
Montgomery
Montgomery
Morgan
Morgan
Morgan
Morris
Morrow
Muskingum
Muskogee
Nantucket
Nassau
Nebraska
New Brunswick
New Castle
New Hampshire
New Haven
New Jersey
New London
New York
New York
Newberry
Newton
Newton
Newton
Niagara
Noble
Noble
Noble
Norfolk
North Carolina
Northampton
Northumberland
Nova Scotia
Oakland
Ocean
Oconee
Ogle
Oglethorpe
Ohio
Oklahoma
Oklahoma
Oneida
Oneida
Onondaga
Ontario
Ontario
Orange
Orange
Orange
Orleans
Otsego
Otsego
Ottawa
Ottawa
Owen
Oxford
Ozaukee
Palo Pinto
Parker
Passaic
Paulding
Paulding
Peach
Pennsylvania
Penobscot
Perry
Perry
Perry
Perry
Person
Phelps
Philadelphia
Pickaway
Pickens
Pickett
Pike
Pike
Piscataquis
Platte
Plymouth
Pocahontas
Polk
Polk
Polk
Polk
Pope
Portage
Portage
Porter
Powell
Poweshiek
Powhatan
Preble
Preston
Prince Edward
Prince Edward Island
Prince George's
Prince William
Providence
Pulaski
Pushmataha
Putnam
Putnam
Putnam
Quebec
Queen Anne's
Queens
Rabun
Racine
Rains
Ralls
Randolph
Rappahannock
Reynolds
Rhode Island
Richland
Richland
Riley
Ringgold
Ripley
Rock
Rockbridge
Rockdale
Rockingham
Rockingham
Rockland
Ross
Rowan
Rutherford
Rutherford
Rutland
Sagadahoc
Saginaw
Salem
Saline
Saline
Sangamon
Saratoga
Sauk
Schoharie
Schuyler
Schuylkill
Scioto
Scotland
Scott
Scott
Scott
Searcy
Seneca
Seneca
Sevier
Shawnee
Shelby
Shelby
Shelby
Shelby
Sherburne
Shiawassee
Simpson
Smith
Smyth
Somerset
Somerset
Somerset
South Carolina
Spartanburg
Spotsylvania
St. Charles
St. Clair
St. Clair
St. Joseph
St. Lawrence
St. Louis
St. Mary's
Stark
Starke
Staten Island
Steuben
Stewart
Stokes
Stone
Story
Strafford
Suffolk
Sullivan
Sullivan
Sullivan
Sullivan
Summit
Sumner
Susquehanna
Sussex
Sussex
Sussex
Talbot
Taney
Taylor
Taylor
Tennessee
Texas
Texas
The Bronx
Tioga
Tippecanoe
Tolland
Tompkins
Transylvania
Trigg
Trumbull
Tucker
Tulsa
Tuscarawas
Ulster
Unicoi
Union
Union
Union Parish
United States
Upshur
Van Wert
Van Zandt
Vance
Vermont
Vilas
Vinton
Virginia
Wabaunsee
Wagoner
Wake
Waldo
Walker
Walworth
Warren
Warren
Warren
Warren
Warren
Warren
Warren
Warren
Washington
Washington
Washington
Washington
Washington
Washington
Washington
Washington
Washington
Washington
Washington
Washington
Washtenaw
Watauga
Waukesha
Waushara
Wayne
Wayne
Wayne
West Virginia
Westchester
Westmoreland
White
Whitfield
Wicomico
Wilkes
Williams
Williamson
Wilson
Windham
Windham
Windsor
Winnebago
Winnebago
Wisconsin
Wise
Wise
Wood
Wood
Woodford
Woodward
Worcester
Worcester
Wyandot
Wyandotte
Wyoming
Wyoming
Yancey
Yates
York
York
Research-grade observations by week of year (iNaturalist).
