WhenToBird

Larus fuscus · Laridae

When Do Lesser Black-backed Gulls Arrive in Ohio?

Adult Lesser Black-backed Gull
Photo: danielarah, CC0 1.0 via iNaturalist

Lesser Black-backed Gulls are winter birds in Ohio: they arrive in mid October, peak in the second week of January (1.9% of checklists), and most are gone by early April.

When to look

First arrivalsOct 15-21mid October
Common byOct 15-21mid October
PeakJan 8-14the second week of January
Most gone byApr 1-7early April

Best: the second week of January. First arrivals mid October; most are gone by early April. Peak: on about 1.9% of Ohio checklists.

  1. Janpeak season
  2. Febcommon
  3. Marcommon
  4. Apruncommon
  5. Mayrare
  6. Junrare
  7. Julrare
  8. Auguncommon
  9. Sepuncommon
  10. Octcommon
  11. Novpeak season
  12. Decpeak season

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

0%1%2%3%Jan 1-7: 2.0% of 46637 checklistsJan 8-14: 1.7% of 31056 checklistsJan 15-21: 2.0% of 30129 checklistsJan 22-31: 1.7% of 38665 checklistsFeb 1-7: 1.2% of 27203 checklistsFeb 8-14: 0.8% of 30626 checklistsFeb 15-21: 0.9% of 40705 checklistsFeb 22-28: 0.8% of 31391 checklistsMar 1-7: 1.1% of 32914 checklistsMar 8-14: 1.1% of 33973 checklistsMar 15-21: 1.4% of 33678 checklistsMar 22-31: 1.0% of 49889 checklistsApr 1-7: 0.8% of 41225 checklistsApr 8-14: 0.4% of 47174 checklistsApr 15-21: 0.2% of 47017 checklistsApr 22-30: 0.1% of 73055 checklistsMay 1-7: 0.1% of 80637 checklistsMay 8-14: 0.1% of 102552 checklistsMay 15-21: 0.1% 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: 0.1% of 23163 checklistsJun 22-30: 0.1% of 27794 checklistsJul 1-7: 0.1% of 23334 checklistsJul 8-14: 0.2% of 22147 checklistsJul 15-21: 0.2% of 20998 checklistsJul 22-31: 0.2% of 29749 checklistsAug 1-7: 0.2% of 22899 checklistsAug 8-14: 0.2% of 21972 checklistsAug 15-21: 0.3% of 22215 checklistsAug 22-31: 0.3% of 35087 checklistsSep 1-7: 0.4% of 29148 checklistsSep 8-14: 0.3% of 28042 checklistsSep 15-21: 0.4% of 26751 checklistsSep 22-30: 0.5% of 32398 checklistsOct 1-7: 0.4% of 26209 checklistsOct 8-14: 0.4% of 26809 checklistsOct 15-21: 0.6% of 23504 checklistsOct 22-31: 1.0% of 33269 checklistsNov 1-7: 1.2% of 25563 checklistsNov 8-14: 1.2% of 23810 checklistsNov 15-21: 1.6% of 22127 checklistsNov 22-30: 1.6% of 29449 checklistsDec 1-7: 2.0% of 22370 checklistsDec 8-14: 1.6% of 21581 checklistsDec 15-21: 1.4% of 24232 checklistsDec 22-31: 1.3% 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. Crawford CountyBest the second week of December · 28 checklists that week, 1,763 in all39%
  2. Hancock CountyBest the second week of November · 115 checklists that week, 9,040 in all24%
  3. Defiance CountyBest mid January · 45 checklists that week, 1,801 in all12%
  4. Henry CountyBest early February · 14 checklists that week, 1,217 in all11%
  5. Tuscarawas CountyBest early December · 68 checklists that week, 7,249 in all8.1%
  6. Logan CountyBest the second week of November · 160 checklists that week, 10,014 in all7.5%

Best spots

Share of checklists at the peak
  1. Findlay Upground Reservoir Number TwoHancock County, best late October · 37 checklists that week, 1,191 in all68%
  2. Riley ReservoirCrawford County, best early December · 22 checklists that week, 306 in all67%
  3. Main Street BeachErie County, best early January · 33 checklists that week, 713 in all67%
  4. Bay View ParkLucas County, best mid January · 56 checklists that week, 2,061 in all57%
  5. Maumee Bay State Park (west 2)Lucas County, best late March · 29 checklists that week, 1,241 in all56%

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

Best time of day

In Ohio, the Lesser Black-backed Gull is most often listed on checklists started between 3 and 5 pm (0.9% of those checklists).

0%0.5%1%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: 0.4% of 43093 checklists7 am: 0.6% of 142017 checklists8 am: 0.6% of 205296 checklists9 am: 0.6% of 196322 checklists10 am: 0.7% of 170882 checklists11 am: 0.7% of 144567 checklists12 pm: 0.8% of 126551 checklists1 pm: 0.9% of 117855 checklists2 pm: 0.9% of 112869 checklists3 pm: 0.9% of 109786 checklists4 pm: 1.0% of 103116 checklists5 pm: 0.6% of 78409 checklists6 pm: 0.3% of 56785 checklists7 pm: 0.2% 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
January2.0%1.7%2.0%1.7%
February1.2%0.8%0.9%0.8%
March1.1%1.1%1.4%1.0%
April0.8%0.4%0.2%0.1%
May0.1%0.1%0.1%0.1%
June0.1%0.1%0.1%0.1%
July0.1%0.2%0.2%0.2%
August0.2%0.2%0.3%0.3%
September0.4%0.3%0.4%0.5%
October0.4%0.4%0.6%1.0%
November1.2%1.2%1.6%1.6%
December2.0%1.6%1.4%1.3%

Neighboring states

  • Michigan: arrives mid September, 4 weeks earlier than Ohio
  • Kentucky: arrives the second week of September, 5 weeks earlier than Ohio
  • Pennsylvania: arrives late October, 1 week later than Ohio
  • Illinois: arrives mid October, in the same week than Ohio

Common questions

When do Lesser Black-backed Gulls arrive in Ohio?
Lesser Black-backed Gulls are winter birds in Ohio: they arrive in mid October, peak in the second week of January (1.9% of checklists), and most are gone by early April.
When do Lesser Black-backed Gulls leave Ohio?
Most Lesser Black-backed Gulls have left Ohio by early April, when reports fall below half their usual rate.
When is the best time to see a Lesser Black-backed Gull in Ohio?
The Lesser Black-backed Gull is reported most often in the second week of January, on about 1.9% of Ohio checklists.
Where in Ohio are Lesser Black-backed Gulls seen most often?
By county, Crawford County, Hancock County, and Defiance County have the highest peak reporting rates for the Lesser Black-backed Gull (counties with at least 200 checklists).