WhenToBird

Anas crecca · Anatidae

When Do Green-winged Teals Arrive in Ohio?

Adult Green-winged Teal
Photo: Mark, CC BY 4.0 via iNaturalist

Green-winged Teals are winter birds in Ohio: the first arrive in mid August, they are common by late August, peak in mid March (7.0% of checklists), and most are gone by late April.

When to look

First arrivalsAug 15-21mid August
Common byAug 22-31late August
PeakMar 15-21mid March
Most gone byApr 22-30late April

Best: mid March. First arrivals mid August; most are gone by late April. Peak: on about 7.0% of Ohio checklists.

  1. Januncommon
  2. Febcommon
  3. Marpeak season
  4. Aprpeak season
  5. Mayuncommon
  6. Junnot usually seen
  7. Julnot usually seen
  8. Auguncommon
  9. Sepcommon
  10. Octcommon
  11. Novcommon
  12. Decuncommon

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

0%2%4%6%8%Jan 1-7: 1.1% of 46637 checklistsJan 8-14: 1.3% of 31056 checklistsJan 15-21: 1.2% of 30129 checklistsJan 22-31: 1.1% of 38665 checklistsFeb 1-7: 1.1% of 27203 checklistsFeb 8-14: 1.1% of 30626 checklistsFeb 15-21: 1.5% of 40705 checklistsFeb 22-28: 3.6% of 31391 checklistsMar 1-7: 5.3% of 32914 checklistsMar 8-14: 6.5% of 33973 checklistsMar 15-21: 7.1% of 33678 checklistsMar 22-31: 7.3% of 49889 checklistsApr 1-7: 5.7% of 41225 checklistsApr 8-14: 4.3% of 47174 checklistsApr 15-21: 3.9% of 47017 checklistsApr 22-30: 2.3% of 73055 checklistsMay 1-7: 1.3% of 80637 checklistsMay 8-14: 0.5% of 102552 checklistsMay 15-21: 0.3% of 64582 checklistsMay 22-31: 0.1% of 52766 checklistsJun 1-7: 0.1% of 29279 checklistsJun 8-14: 0.1% of 25773 checklistsJun 15-21: 0.2% of 23163 checklistsJun 22-30: 0.2% of 27794 checklistsJul 1-7: 0.2% of 23334 checklistsJul 8-14: 0.3% of 22147 checklistsJul 15-21: 0.3% of 20998 checklistsJul 22-31: 0.2% of 29749 checklistsAug 1-7: 0.3% of 22899 checklistsAug 8-14: 0.5% of 21972 checklistsAug 15-21: 0.8% of 22215 checklistsAug 22-31: 1.6% of 35087 checklistsSep 1-7: 2.1% of 29148 checklistsSep 8-14: 2.1% of 28042 checklistsSep 15-21: 2.4% of 26751 checklistsSep 22-30: 3.2% of 32398 checklistsOct 1-7: 3.6% of 26209 checklistsOct 8-14: 4.1% of 26809 checklistsOct 15-21: 4.9% of 23504 checklistsOct 22-31: 5.4% of 33269 checklistsNov 1-7: 4.9% of 25563 checklistsNov 8-14: 4.0% of 23810 checklistsNov 15-21: 3.2% of 22127 checklistsNov 22-30: 2.7% of 29449 checklistsDec 1-7: 2.1% of 22370 checklistsDec 8-14: 1.3% of 21581 checklistsDec 15-21: 1.1% of 24232 checklistsDec 22-31: 0.9% of 36084 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 Ohio 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 Ohio

Best counties

Share of checklists at the peak
  1. Brown CountyBest early March · 33 checklists that week, 1,793 in all32%
  2. Mercer CountyBest mid March · 52 checklists that week, 2,091 in all29%
  3. Wayne CountyBest mid March · 1183 checklists that week, 37,443 in all24%
  4. Wyandot CountyBest late March · 224 checklists that week, 6,235 in all24%
  5. Lorain CountyBest the second week of October · 976 checklists that week, 59,913 in all22%
  6. Sandusky CountyBest early April · 445 checklists that week, 14,537 in all22%

Best spots

Share of checklists at the peak
  1. Sandy Ridge ReservationLorain County, best early November · 134 checklists that week, 7,097 in all84%
  2. Mosquito Creek LakeTrumbull County, best mid October · 37 checklists that week, 1,490 in all83%
  3. Mosquito Creek Lake (Smith Run)Trumbull County, best late October · 34 checklists that week, 680 in all77%
  4. Calvins Marsh ReservoirMahoning County, best late March · 70 checklists that week, 2,898 in all77%
  5. Pickerel Creek Wildlife AreaSandusky County, best the second week of April · 29 checklists that week, 683 in all74%
  6. Mosquito Creek Wildlife AreaTrumbull County, best early March · 31 checklists that week, 274 in all74%

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

Best time of day

In Ohio, the Green-winged Teal is most often listed on checklists started between 4 and 6 pm (2.5% of those checklists).

0%1%2%3%12 am: too few checklists (574) to judge1 am: too few checklists (609) to judge2 am: too few checklists (466) to judge3 am: too few checklists (478) to judge4 am: too few checklists (662) to judge5 am: too few checklists (4366) to judge6 am: 1.4% of 43093 checklists7 am: 2.2% of 142017 checklists8 am: 2.4% of 205296 checklists9 am: 2.3% of 196322 checklists10 am: 2.4% of 170882 checklists11 am: 2.4% of 144567 checklists12 pm: 2.3% of 126551 checklists1 pm: 2.4% of 117855 checklists2 pm: 2.5% of 112869 checklists3 pm: 2.4% of 109786 checklists4 pm: 2.5% of 103116 checklists5 pm: 2.5% of 78409 checklists6 pm: 2.1% of 56785 checklists7 pm: 1.3% of 37923 checklists8 pm: too few checklists (14954) to judge9 pm: too few checklists (2710) to judge10 pm: too few checklists (854) to judge11 pm: too few checklists (486) 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
January1.1%1.3%1.2%1.1%
February1.1%1.1%1.5%3.6%
March5.3%6.5%7.1%7.3%
April5.7%4.3%3.9%2.3%
May1.3%0.5%0.3%0.1%
June0.1%0.1%0.2%0.2%
July0.2%0.3%0.3%0.2%
August0.3%0.5%0.8%1.6%
September2.1%2.1%2.4%3.2%
October3.6%4.1%4.9%5.4%
November4.9%4.0%3.2%2.7%
December2.1%1.3%1.1%0.9%

Neighboring states

  • West Virginia: arrives the second week of October, 7 weeks later than Ohio
  • Indiana: arrives late August, 1 week later than Ohio
  • Michigan: arrives late February, 23 weeks earlier than Ohio
  • Kentucky: arrives the second week of October, 7 weeks later than Ohio

Common questions

When do Green-winged Teals arrive in Ohio?
Green-winged Teals are winter birds in Ohio: the first arrive in mid August, they are common by late August, peak in mid March (7.0% of checklists), and most are gone by late April.
When do Green-winged Teals leave Ohio?
Most Green-winged Teals have left Ohio by late April, when reports fall below half their usual rate. Stragglers are still reported until early May.
When is the best time to see a Green-winged Teal in Ohio?
The Green-winged Teal is reported most often in mid March, on about 7.0% of Ohio checklists.
Where in Ohio are Green-winged Teals seen most often?
By county, Brown County, Mercer County, and Wayne County have the highest peak reporting rates for the Green-winged Teal (counties with at least 200 checklists).