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Black-and-white Warbler

Mniotilta varia · New World Warblers

Black-and-white Warbler (Mniotilta varia)
(c) Holly Merker, some rights reserved (CC BY-NC), uploaded by Holly Merker · CC BY-NC · via iNaturalist

Black-and-white Warbler (Mniotilta varia) is in the New World Warblers family (Parulidae). Across the U.S., iNaturalist users have logged 32,626 research-grade observations of it in our sample, peaking in May.

Seasonal pattern in the national data: spring and fall migrant. Counts also reflect when people are out photographing, so compare months within a state rather than across states.

When to photograph Black-and-white Warbler: observations by month (U.S.)

JanFebMarAprMayJunJulAugSepOctNovDec

About Black-and-white Warbler

The black-and-white warbler (Mniotilta varia) is a species of New World warbler, and the only member of its genus, Mniotilta.From Wikipedia via iNaturalist — article, CC BY-SA.

Black-and-white Warbler by state

StateObservationsPeak monthMain season
Florida5,379OctoberSep–Apr
Texas4,903AprilMar–May
New York3,419MayApr–May
Pennsylvania1,607MayApr–May
Massachusetts1,306MayMay–May
Illinois1,256MayMay–May
Maryland1,235MayApr–May
Virginia1,114MayApr–May
Ohio1,031MayMay–May
New Jersey1,021MayApr–May
North Carolina894AprilApr–May
California778OctoberSep–Feb
Maine760MayMay–May
Minnesota721MayMay–May
Vermont605MayMay–Jun
Michigan582MayMay–May
Georgia567AprilMar–Oct
Wisconsin530MayMay–May
South Carolina516AprilDec–May
Tennessee485AprilApr–May
Connecticut478MayMay–May
Missouri366SeptemberSep–Sep
Louisiana361AprilMar–Apr
Alabama318AprilApr–Apr
New Hampshire286MayMay–May
Indiana245SeptemberSep–Sep
Arkansas221AprilMar–May
Oklahoma173AprilMar–May
Kentucky169AprilApr–May
West Virginia164MayApr–Jun
Arizona157JanuarySep–Mar
Delaware140SeptemberAug–Sep
District of Columbia136SeptemberAug–Sep
Mississippi118AprilMar–May
Kansas80MayApr–May
Rhode Island79MayMay–May
Nebraska69MayMay–May
Iowa67MayMay–May
Colorado45MayMay–May
Oregon45DecemberDec–Dec
South Dakota42MayMay–May
North Dakota40MayMay–Jun
New Mexico36MayApr–May
Washington31JuneMay–Jun
Idaho12DecemberDec–Jan
Montana11MayMay–Jun
Alaska9OctoberOct–Oct
Utah9MayMay–May
Nevada7MarchMar–Mar

Main season = months with at least 30% of the state's peak-month count.

Related birds (New World Warblers)

Photography tips

  • Use a fast shutter (1/2000 s or faster) for birds in flight.
  • Focus on the eye and shoot at the bird's eye level.
  • Approach slowly and stop if the bird changes behavior; never bait or flush birds.
  • Morning activity peaks in the first two hours after sunrise.

FAQ

When is the best time to photograph Black-and-white Warbler?
Nationally, May has the most observations, with the main season from April to May.
Where is Black-and-white Warbler most often seen?
The most observations come from Florida, Texas, New York.