WhenToBird

Branta bernicla · Anatidae

When Do Brants Arrive in Washington?

Adult Brant
Photo: Donald Hobern, CC BY 4.0 via iNaturalist

Brants are winter birds in Washington: the first arrive in the second week of November, they are common by mid November, peak in the second week of March (3.2% of checklists), and most are gone by early May.

When to look

First arrivalsNov 8-14the second week of November
Common byNov 15-21mid November
PeakMar 8-14the second week of March
Most gone byMay 1-7early May

Best: the second week of March. First arrivals the second week of November; most are gone by early May. Peak: on about 3.2% of Washington checklists.

  1. Janpeak season
  2. Febpeak season
  3. Marpeak season
  4. Aprpeak season
  5. Maycommon
  6. Junnot usually seen
  7. Julnot usually seen
  8. Augnot usually seen
  9. Sepnot usually seen
  10. Octrare
  11. Novcommon
  12. Deccommon

Darker months: more checklists report it. Outlined: peak month.

0%1%2%3%4%Jan 1-7: 2.6% of 41928 checklistsJan 8-14: 3.1% of 31152 checklistsJan 15-21: 3.1% of 31753 checklistsJan 22-31: 2.9% of 42530 checklistsFeb 1-7: 3.0% of 29739 checklistsFeb 8-14: 2.6% of 32746 checklistsFeb 15-21: 2.7% of 40328 checklistsFeb 22-28: 3.1% of 28432 checklistsMar 1-7: 3.0% of 30758 checklistsMar 8-14: 3.1% of 29368 checklistsMar 15-21: 3.5% of 32580 checklistsMar 22-31: 2.8% of 45614 checklistsApr 1-7: 2.8% of 33997 checklistsApr 8-14: 3.0% of 34729 checklistsApr 15-21: 2.8% of 38474 checklistsApr 22-30: 2.3% of 52185 checklistsMay 1-7: 1.3% of 44236 checklistsMay 8-14: 0.5% of 48708 checklistsMay 15-21: 0.3% of 41742 checklistsMay 22-31: 0.2% of 57082 checklistsJun 1-7: 0.1% of 39193 checklistsJun 8-14: 0.1% of 36042 checklistsJun 15-21: 0.1% of 34003 checklistsJun 22-30: 0.1% of 39711 checklistsJul 1-7: 0.1% of 31949 checklistsJul 8-14: 0.1% of 29086 checklistsJul 15-21: 0.1% of 28045 checklistsJul 22-31: 0.1% of 38275 checklistsAug 1-7: 0.1% of 28846 checklistsAug 8-14: 0.1% of 28036 checklistsAug 15-21: 0.1% of 27614 checklistsAug 22-31: 0.1% of 40356 checklistsSep 1-7: 0.1% of 31214 checklistsSep 8-14: 0.1% of 27795 checklistsSep 15-21: 0.1% of 29677 checklistsSep 22-30: 0.1% of 35241 checklistsOct 1-7: 0.1% of 28605 checklistsOct 8-14: 0.1% of 28655 checklistsOct 15-21: 0.1% of 24643 checklistsOct 22-31: 0.3% of 34874 checklistsNov 1-7: 0.7% of 25658 checklistsNov 8-14: 1.4% of 25700 checklistsNov 15-21: 1.7% of 24331 checklistsNov 22-30: 1.9% of 32784 checklistsDec 1-7: 2.0% of 24099 checklistsDec 8-14: 2.1% of 23339 checklistsDec 15-21: 1.6% of 27666 checklistsDec 22-31: 2.1% of 42130 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
Share of complete checklists reporting it, by week (4 per month). Grey bars: fewer than 10 checklists, not counted.

Frequency is the share of complete checklists in Washington that listed the bird, 2016–2025. It is not a head count, and it follows where and when people go birding. How to read it.

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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Where in Washington

Best counties

Share of checklists at the peak
  1. Whatcom CountyBest early December · 948 checklists that week, 64,687 in all13%
  2. Jefferson CountyBest the second week of February · 1097 checklists that week, 59,663 in all12%
  3. Clallam CountyBest early April · 1375 checklists that week, 85,362 in all11%
  4. Snohomish CountyBest mid March · 2769 checklists that week, 131,467 in all7.7%
  5. Pacific CountyBest late March · 523 checklists that week, 19,516 in all6.1%
  6. Kitsap CountyBest mid April · 1639 checklists that week, 74,545 in all6.0%

Best spots

Share of checklists at the peak
  1. Alki PointKing County, best early April · 23 checklists that week, 1,446 in all94%
  2. Fort FlaglerJefferson County, best late February · 23 checklists that week, 1,284 in all94%
  3. Charles Richey Sr ViewpointKing County, best mid April · 27 checklists that week, 1,680 in all91%
  4. Point HudsonJefferson County, best late February · 21 checklists that week, 1,620 in all86%

Busy spots report more of everything; compare the checklist counts before you drive anywhere.

Best time of day

In Washington, the Brant is most often listed on checklists started between 12 and 2 pm (1.6% of those checklists).

0%0.5%1%1.5%2%12 am: too few checklists (796) to judge1 am: too few checklists (776) to judge2 am: too few checklists (709) to judge3 am: too few checklists (901) to judge4 am: too few checklists (3221) to judge5 am: too few checklists (16576) to judge6 am: 0.9% of 56744 checklists7 am: 1.1% of 133294 checklists8 am: 1.3% of 184196 checklists9 am: 1.4% of 186303 checklists10 am: 1.5% of 177063 checklists11 am: 1.7% of 154936 checklists12 pm: 1.6% of 138061 checklists1 pm: 1.7% of 127449 checklists2 pm: 1.6% of 121511 checklists3 pm: 1.5% of 107793 checklists4 pm: 1.1% of 82862 checklists5 pm: 0.7% of 57183 checklists6 pm: 0.5% of 39886 checklists7 pm: too few checklists (26969) to judge8 pm: too few checklists (12427) to judge9 pm: too few checklists (3658) to judge10 pm: too few checklists (1500) to judge11 pm: too few checklists (834) to judge12a3a6a9a12p3p6p9p
Share of checklists started in each local hour that reported it. It reflects when people go birding as well as when birds are active. Grey hours have too few checklists (under 2% of the state’s, or under 200) to judge.
Week-by-week table
MonthDays 1-78-1415-2122-end
January2.6%3.1%3.1%2.9%
February3.0%2.6%2.7%3.1%
March3.0%3.1%3.5%2.8%
April2.8%3.0%2.8%2.3%
May1.3%0.5%0.3%0.2%
June0.1%0.1%0.1%0.1%
July0.1%0.1%0.1%0.1%
August0.1%0.1%0.1%0.1%
September0.1%0.1%0.1%0.1%
October0.1%0.1%0.1%0.3%
November0.7%1.4%1.7%1.9%
December2.0%2.1%1.6%2.1%

Neighboring states

  • California: arrives early November, 1 week earlier than Washington
  • Alaska: arrives the second week of April, 20 weeks later than Washington
  • Maryland: arrives early November, 1 week earlier than Washington
  • New York: arrives the second week of October, 4 weeks earlier than Washington

Common questions

When do Brants arrive in Washington?
Brants are winter birds in Washington: the first arrive in the second week of November, they are common by mid November, peak in the second week of March (3.2% of checklists), and most are gone by early May.
When do Brants leave Washington?
Most Brants have left Washington by early May, when reports fall below half their usual rate.
When is the best time to see a Brant in Washington?
The Brant is reported most often in the second week of March, on about 3.2% of Washington checklists.
Where in Washington are Brants seen most often?
By county, Whatcom County, Jefferson County, and Clallam County have the highest peak reporting rates for the Brant (counties with at least 200 checklists).