WhenToBird

Anas rubripes · Anatidae

When Do American Black Ducks Arrive in North Carolina?

Adult American Black Duck
Photo: Lisa Wiencek Gerbec, CC BY 4.0 via iNaturalist

American Black Ducks are winter birds in North Carolina: they arrive in early October, peak in early January (3.5% of checklists), and most are gone by late March.

When to look

First arrivalsOct 1-7early October
Common byOct 1-7early October
PeakJan 1-7early January
Most gone byMar 22-31late March

Best: early January. First arrivals early October; most are gone by late March. Peak: on about 3.5% of North Carolina checklists.

  1. Janpeak season
  2. Febpeak season
  3. Marcommon
  4. Apruncommon
  5. Maycommon
  6. Jununcommon
  7. Julcommon
  8. Augcommon
  9. Sepuncommon
  10. Octpeak season
  11. Novpeak season
  12. Decpeak season

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

0%1%2%3%4%Jan 1-7: 3.4% of 30085 checklistsJan 8-14: 3.4% of 22728 checklistsJan 15-21: 3.5% of 24292 checklistsJan 22-31: 2.9% of 34122 checklistsFeb 1-7: 3.5% of 26352 checklistsFeb 8-14: 2.0% of 29663 checklistsFeb 15-21: 1.4% of 41515 checklistsFeb 22-28: 2.2% of 24318 checklistsMar 1-7: 1.7% of 23408 checklistsMar 8-14: 1.6% of 22658 checklistsMar 15-21: 1.1% of 22784 checklistsMar 22-31: 0.9% of 36034 checklistsApr 1-7: 0.9% of 28131 checklistsApr 8-14: 0.7% of 29190 checklistsApr 15-21: 0.8% of 32847 checklistsApr 22-30: 0.6% of 47966 checklistsMay 1-7: 0.7% of 37076 checklistsMay 8-14: 0.8% of 36228 checklistsMay 15-21: 1.2% of 30378 checklistsMay 22-31: 1.5% of 40237 checklistsJun 1-7: 1.5% of 27551 checklistsJun 8-14: 0.9% of 26473 checklistsJun 15-21: 1.0% of 22789 checklistsJun 22-30: 1.0% of 27615 checklistsJul 1-7: 0.8% of 20022 checklistsJul 8-14: 1.2% of 19315 checklistsJul 15-21: 1.2% of 18934 checklistsJul 22-31: 1.4% of 25600 checklistsAug 1-7: 1.7% of 17987 checklistsAug 8-14: 1.7% of 17307 checklistsAug 15-21: 2.0% of 17080 checklistsAug 22-31: 1.6% of 25844 checklistsSep 1-7: 1.4% of 20818 checklistsSep 8-14: 1.0% of 20070 checklistsSep 15-21: 0.9% of 21984 checklistsSep 22-30: 0.8% of 26979 checklistsOct 1-7: 0.9% of 22605 checklistsOct 8-14: 1.2% of 22677 checklistsOct 15-21: 3.2% of 21407 checklistsOct 22-31: 2.6% of 25927 checklistsNov 1-7: 2.2% of 18830 checklistsNov 8-14: 2.6% of 18418 checklistsNov 15-21: 3.1% of 19101 checklistsNov 22-30: 3.2% of 25709 checklistsDec 1-7: 3.4% of 18856 checklistsDec 8-14: 3.2% of 18745 checklistsDec 15-21: 2.2% of 22478 checklistsDec 22-31: 3.6% of 34796 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 North Carolina 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 North Carolina

Best counties

Share of checklists at the peak
  1. Dare CountyBest early December · 1435 checklists that week, 83,121 in all23%
  2. Hyde CountyBest late November · 195 checklists that week, 8,350 in all23%
  3. Currituck CountyBest the second week of December · 92 checklists that week, 8,172 in all21%
  4. Washington CountyBest early December · 86 checklists that week, 3,065 in all17%
  5. Tyrrell CountyBest early March · 25 checklists that week, 2,289 in all12%
  6. Polk CountyBest mid December · 80 checklists that week, 6,957 in all8.6%

Best spots

Share of checklists at the peak
  1. Pea IslandDare County, best the second week of November · 73 checklists that week, 4,121 in all89%
  2. Pea Island (The Trench)Dare County, best the second week of November · 38 checklists that week, 2,298 in all88%
  3. Wreck CreekDare County, best late November · 27 checklists that week, 914 in all87%
  4. Cape HatterasDare County, best mid April · 25 checklists that week, 1,295 in all78%
  5. Pea Island National Wildlife RefugeDare County, best late October · 79 checklists that week, 1,703 in all78%
  6. Eagle Nest BayDare County, best mid March · 21 checklists that week, 2,636 in all77%

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

Best time of day

In North Carolina, the American Black Duck is most often listed on checklists started between 6 and 8 am (2.1% of those checklists).

0%1%2%3%12 am: too few checklists (520) to judge1 am: too few checklists (489) to judge2 am: too few checklists (442) to judge3 am: too few checklists (544) to judge4 am: too few checklists (1621) to judge5 am: too few checklists (9671) to judge6 am: 2.5% of 50335 checklists7 am: 2.0% of 150152 checklists8 am: 1.8% of 182902 checklists9 am: 1.7% of 158933 checklists10 am: 1.8% of 128398 checklists11 am: 1.8% of 98671 checklists12 pm: 1.7% of 78640 checklists1 pm: 1.9% of 72510 checklists2 pm: 1.9% of 69179 checklists3 pm: 1.8% of 67669 checklists4 pm: 1.5% of 63964 checklists5 pm: 1.1% of 48520 checklists6 pm: 1.2% of 33196 checklists7 pm: too few checklists (19700) to judge8 pm: too few checklists (6160) to judge9 pm: too few checklists (1943) to judge10 pm: too few checklists (1119) to judge11 pm: too few checklists (651) 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
January3.4%3.4%3.5%2.9%
February3.5%2.0%1.4%2.2%
March1.7%1.6%1.1%0.9%
April0.9%0.7%0.8%0.6%
May0.7%0.8%1.2%1.5%
June1.5%0.9%1.0%1.0%
July0.8%1.2%1.2%1.4%
August1.7%1.7%2.0%1.6%
September1.4%1.0%0.9%0.8%
October0.9%1.2%3.2%2.6%
November2.2%2.6%3.1%3.2%
December3.4%3.2%2.2%3.6%

Neighboring states

  • Virginia: arrives early October, in the same week than North Carolina
  • West Virginia: arrives mid October, 2 weeks later than North Carolina
  • District of Columbia: arrives early October, in the same week than North Carolina
  • Maryland: arrives mid September, 2 weeks earlier than North Carolina

Common questions

When do American Black Ducks arrive in North Carolina?
American Black Ducks are winter birds in North Carolina: they arrive in early October, peak in early January (3.5% of checklists), and most are gone by late March.
When do American Black Ducks leave North Carolina?
Most American Black Ducks have left North Carolina by late March, when reports fall below half their usual rate.
When is the best time to see a American Black Duck in North Carolina?
The American Black Duck is reported most often in early January, on about 3.5% of North Carolina checklists.
Where in North Carolina are American Black Ducks seen most often?
By county, Dare County, Hyde County, and Currituck County have the highest peak reporting rates for the American Black Duck (counties with at least 200 checklists).