WhenToBird

Aythya valisineria · Anatidae

Canvasback: When and Where to See It

Adult male Canvasback
Photo: datadan, CC BY 4.0 via iNaturalist

The Canvasback reaches Idaho first, around early October, and District of Columbia last, around the second week of January.

JanFebMarAprMayJunJulAugSepOctNovDec
today
Second week of November

Each county is shaded by the share of complete checklists there that listed the bird, blended with the weeks either side. Darker is more often. It follows where people watch birds, not how many birds there are. How to read it.

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0%1%2%3%Jan 1-7: 2.1% of 1114036 checklistsJan 8-14: 2.2% of 824708 checklistsJan 15-21: 2.2% of 825978 checklistsJan 22-31: 2.3% of 1105853 checklistsFeb 1-7: 2.3% of 779772 checklistsFeb 8-14: 2.0% of 864504 checklistsFeb 15-21: 1.7% of 1127933 checklistsFeb 22-28: 2.3% of 840124 checklistsMar 1-7: 2.3% of 839610 checklistsMar 8-14: 2.1% of 870138 checklistsMar 15-21: 1.8% of 898456 checklistsMar 22-31: 1.5% of 1335637 checklistsApr 1-7: 1.2% of 1030617 checklistsApr 8-14: 0.9% of 1124024 checklistsApr 15-21: 0.7% of 1194575 checklistsApr 22-30: 0.5% of 1675723 checklistsMay 1-7: 0.3% of 1449080 checklistsMay 8-14: 0.3% of 1538353 checklistsMay 15-21: 0.2% of 1219898 checklistsMay 22-31: 0.3% of 1452282 checklistsJun 1-7: 0.2% of 900636 checklistsJun 8-14: 0.2% of 829907 checklistsJun 15-21: 0.1% of 773255 checklistsJun 22-30: 0.1% of 916255 checklistsJul 1-7: 0.1% of 717733 checklistsJul 8-14: 0.1% of 658223 checklistsJul 15-21: 0.1% of 638752 checklistsJul 22-31: 0.1% of 895727 checklistsAug 1-7: 0.1% of 655651 checklistsAug 8-14: 0.1% of 650038 checklistsAug 15-21: 0.1% of 654639 checklistsAug 22-31: 0.1% of 974928 checklistsSep 1-7: 0.1% of 765914 checklistsSep 8-14: 0.1% of 738674 checklistsSep 15-21: 0.1% of 750433 checklistsSep 22-30: 0.1% of 944196 checklistsOct 1-7: 0.2% of 760106 checklistsOct 8-14: 0.3% of 793131 checklistsOct 15-21: 0.6% of 728727 checklistsOct 22-31: 1.0% of 959954 checklistsNov 1-7: 1.2% of 709464 checklistsNov 8-14: 1.4% of 693424 checklistsNov 15-21: 1.5% of 653952 checklistsNov 22-30: 1.7% of 871137 checklistsDec 1-7: 1.8% of 627591 checklistsDec 8-14: 1.7% of 642427 checklistsDec 15-21: 1.5% of 775638 checklistsDec 22-31: 1.7% of 1132751 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.

Pooled across every state in the data, so it leans toward states with the most birders.

States, in order of first arrivals

StatePatternFirst arrivalsPeakMost gone byPeak %
District of ColumbiaPasses throughJan 8-14Feb 8-14Mar 1-73.5%
MinnesotaSummer visitorFeb 22-28Apr 1-7Jun 15-216.1%
WyomingSummer visitorFeb 22-28Apr 1-7Jun 22-306.6%
MontanaSummer visitorMar 1-7Apr 8-14Nov 22-307.8%
North DakotaSummer visitorMar 8-14Apr 15-21Nov 15-2115%
AlaskaSummer visitorApr 8-14May 1-7Jul 1-74.8%
IdahoSummer visitorOct 1-7Apr 1-7Jun 1-74.0%
NevadaWinter visitorOct 1-7Jan 22-31Apr 15-215.1%
ColoradoWinter visitorOct 8-14Mar 8-14Apr 8-144.5%
OregonWinter visitorOct 8-14Mar 8-14Apr 8-143.1%
IowaWinter visitorOct 15-21Mar 8-14Apr 15-219.5%
KansasWinter visitorOct 15-21Mar 1-7Mar 22-313.7%
New MexicoWinter visitorOct 15-21Jan 15-21Mar 15-214.5%
UtahWinter visitorOct 15-21Mar 15-21Apr 8-144.6%
WashingtonWinter visitorOct 15-21Jan 8-14Apr 1-72.7%
ArizonaWinter visitorOct 22-31Jan 8-14Mar 1-75.8%
OklahomaWinter visitorOct 22-31Jan 15-21Mar 8-145.7%
MichiganWinter visitorOct 22-31Mar 8-14Apr 8-144.3%
CaliforniaWinter visitorNov 1-7Jan 8-14Mar 15-213.9%
IllinoisWinter visitorNov 1-7Mar 1-7Apr 1-73.9%
MissouriWinter visitorNov 1-7Dec 1-7Mar 15-212.7%
TexasWinter visitorNov 1-7Jan 8-14Mar 1-72.4%
IndianaWinter visitorNov 8-14Mar 1-7Mar 22-313.8%
ArkansasWinter visitorNov 8-14Jan 15-21Mar 1-72.4%
LouisianaWinter visitorNov 8-14Dec 8-14Feb 22-281.4%
MississippiWinter visitorNov 8-14Dec 1-7Feb 22-282.0%
TennesseeWinter visitorNov 15-21Jan 22-31Mar 1-73.1%
AlabamaWinter visitorNov 15-21Jan 15-21Feb 15-211.9%
MarylandWinter visitorNov 22-30Feb 1-7Mar 8-145.3%
OhioWinter visitorNov 22-30Feb 22-28Mar 15-215.4%
North CarolinaWinter visitorNov 22-30Jan 8-14Feb 22-281.2%
KentuckyWinter visitorDec 1-7Jan 22-31Mar 8-143.5%
New YorkWinter visitorDec 1-7Jan 22-31Mar 22-312.5%
VirginiaWinter visitorDec 1-7Jan 22-31Mar 8-142.5%
New JerseyWinter visitorDec 1-7Feb 1-7Mar 15-212.4%
DelawareWinter visitorDec 15-21Jan 8-14Mar 8-143.2%
ConnecticutWinter visitorDec 15-21Jan 8-14Mar 1-71.1%
PennsylvaniaWinter visitorDec 22-31Mar 1-7Mar 15-212.1%
Rhode IslandWinter visitorDec 22-31Jan 15-21Mar 15-211.5%
West VirginiaWinter visitorJan 1-7Feb 1-7Mar 8-143.4%
NebraskaWinter visitorFeb 1-7Mar 8-14Apr 15-217.5%
South DakotaWinter visitorFeb 15-21Mar 22-31May 15-219.7%
WisconsinWinter visitorFeb 22-28Mar 15-21Apr 22-306.2%

Winter visitor in: Nebraska, South Dakota, Wisconsin

Summer visitor in: North Dakota, Alaska, Minnesota, Wyoming, Montana