WhenToBird

Aythya affinis · Anatidae

When Do Lesser Scaups Arrive in North Carolina?

Adult male Lesser Scaup
Photo: Paul Lewis, CC BY 4.0 via iNaturalist

Lesser Scaups are winter birds in North Carolina: the first arrive in early November, they are common by the second week of November, peak in early March (3.2% of checklists), and most are gone by late March.

When to look

First arrivalsNov 1-7early November
Common byNov 8-14the second week of November
PeakMar 1-7early March
Most gone byMar 22-31late March

Best: early March. First arrivals early November; most are gone by late March. Peak: on about 3.2% of North Carolina checklists.

  1. Janpeak season
  2. Febpeak season
  3. Marpeak season
  4. Apruncommon
  5. Maynot usually seen
  6. Junnot usually seen
  7. Julnot usually seen
  8. Augnot usually seen
  9. Sepnot usually seen
  10. Octuncommon
  11. Novpeak season
  12. Decpeak season

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

0%1%2%3%4%Jan 1-7: 2.7% of 30085 checklistsJan 8-14: 2.8% of 22728 checklistsJan 15-21: 2.6% of 24292 checklistsJan 22-31: 3.0% of 34122 checklistsFeb 1-7: 3.0% of 26352 checklistsFeb 8-14: 2.3% of 29663 checklistsFeb 15-21: 2.0% of 41515 checklistsFeb 22-28: 3.5% of 24318 checklistsMar 1-7: 3.0% of 23408 checklistsMar 8-14: 3.0% of 22658 checklistsMar 15-21: 2.7% of 22784 checklistsMar 22-31: 1.8% of 36034 checklistsApr 1-7: 0.9% of 28131 checklistsApr 8-14: 0.5% of 29190 checklistsApr 15-21: 0.2% of 32847 checklistsApr 22-30: 0.2% of 47966 checklistsMay 1-7: 0.1% of 37076 checklistsMay 8-14: 0.1% of 36228 checklistsMay 15-21: 0.1% of 30378 checklistsMay 22-31: 0.1% of 40237 checklistsJun 1-7: 0.1% of 27551 checklistsJun 8-14: 0.1% of 26473 checklistsJun 15-21: 0.1% of 22789 checklistsJun 22-30: 0.1% of 27615 checklistsJul 1-7: 0.1% of 20022 checklistsJul 8-14: 0% of 19315 checklistsJul 15-21: 0.1% of 18934 checklistsJul 22-31: 0.1% of 25600 checklistsAug 1-7: 0.1% of 17987 checklistsAug 8-14: 0.1% of 17307 checklistsAug 15-21: 0.1% of 17080 checklistsAug 22-31: 0.1% of 25844 checklistsSep 1-7: 0% of 20818 checklistsSep 8-14: 0.1% of 20070 checklistsSep 15-21: 0% of 21984 checklistsSep 22-30: 0.1% of 26979 checklistsOct 1-7: 0% of 22605 checklistsOct 8-14: 0.1% of 22677 checklistsOct 15-21: 0.2% of 21407 checklistsOct 22-31: 0.4% of 25927 checklistsNov 1-7: 1.3% of 18830 checklistsNov 8-14: 1.9% of 18418 checklistsNov 15-21: 2.4% of 19101 checklistsNov 22-30: 2.6% of 25709 checklistsDec 1-7: 3.3% of 18856 checklistsDec 8-14: 2.9% of 18745 checklistsDec 15-21: 2.0% of 22478 checklistsDec 22-31: 2.2% 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. Cleveland CountyBest the second week of March · 139 checklists that week, 6,121 in all28%
  2. Yadkin CountyBest early March · 24 checklists that week, 1,641 in all22%
  3. Wayne CountyBest late November · 42 checklists that week, 3,465 in all18%
  4. Columbus CountyBest the second week of January · 30 checklists that week, 2,001 in all17%
  5. Transylvania CountyBest early March · 243 checklists that week, 18,992 in all17%
  6. Chowan CountyBest early February · 48 checklists that week, 2,544 in all15%

Best spots

Share of checklists at the peak
  1. City of New Bern - Martin Marietta ParkCraven County, best early February · 25 checklists that week, 1,148 in all88%
  2. Wake County Open Space - Crabtree Creek Mitigation Project (Kings Pond)Wake County, best late January · 43 checklists that week, 767 in all77%
  3. New Hanover County Park (Carolina Lake)New Hanover County, best the second week of February · 31 checklists that week, 977 in all64%
  4. City of New Bern - Lawson Creek ParkCraven County, best the second week of February · 20 checklists that week, 751 in all60%
  5. NonameTransylvania County, best the second week of March · 94 checklists that week, 2,650 in all57%

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

Best time of day

In North Carolina, the Lesser Scaup is most often listed on checklists started between 1 and 3 pm (1.4% of those checklists).

0%0.5%1%1.5%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: 0.7% of 50335 checklists7 am: 1.1% of 150152 checklists8 am: 1.1% of 182902 checklists9 am: 1.2% of 158933 checklists10 am: 1.3% of 128398 checklists11 am: 1.3% of 98671 checklists12 pm: 1.3% of 78640 checklists1 pm: 1.5% of 72510 checklists2 pm: 1.4% of 69179 checklists3 pm: 1.4% of 67669 checklists4 pm: 1.1% of 63964 checklists5 pm: 0.6% of 48520 checklists6 pm: 0.3% 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
January2.7%2.8%2.6%3.0%
February3.0%2.3%2.0%3.5%
March3.0%3.0%2.7%1.8%
April0.9%0.5%0.2%0.2%
May0.1%0.1%0.1%0.1%
June0.1%0.1%0.1%0.1%
July0.1%0%0.1%0.1%
August0.1%0.1%0.1%0.1%
September0%0.1%0%0.1%
October0%0.1%0.2%0.4%
November1.3%1.9%2.4%2.6%
December3.3%2.9%2.0%2.2%

Neighboring states

  • South Carolina: arrives the second week of November, 1 week later than North Carolina
  • Virginia: arrives early November, in the same week than North Carolina
  • West Virginia: arrives early November, in the same week than North Carolina
  • District of Columbia: arrives late October, 1 week earlier than North Carolina

Common questions

When do Lesser Scaups arrive in North Carolina?
Lesser Scaups are winter birds in North Carolina: the first arrive in early November, they are common by the second week of November, peak in early March (3.2% of checklists), and most are gone by late March.
When do Lesser Scaups leave North Carolina?
Most Lesser Scaups have left North Carolina by late March, when reports fall below half their usual rate. Stragglers are still reported until early April.
When is the best time to see a Lesser Scaup in North Carolina?
The Lesser Scaup is reported most often in early March, on about 3.2% of North Carolina checklists.
Where in North Carolina are Lesser Scaups seen most often?
By county, Cleveland County, Yadkin County, and Wayne County have the highest peak reporting rates for the Lesser Scaup (counties with at least 200 checklists).