American Herring Gulls are winter birds in Kansas: the first arrive in mid October, they are common by early November, peak in late January (8.3% of checklists), and most are gone by the second week of March.
When to look
First arrivalsOct 15-21mid October
Common byNov 1-7early November
PeakJan 22-31late January
Most gone byMar 8-14the second week of March
Best: late January. First arrivals mid October; most are gone by the second week of March. Peak: on about 8.3% of Kansas checklists.
Janpeak season
Febpeak season
Marcommon
Aprrare
Maynot usually seen
Junnot usually seen
Julnot usually seen
Augnot usually seen
Sepnot usually seen
Octuncommon
Novcommon
Deccommon
Darker months: more checklists report it. Outlined: peak month.
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 Kansas 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
0%few checklistsno data
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.
Clinton Recreation AreaDouglas County, best early February · 37 checklists that week, 1,569 in all66%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In Kansas, the American Herring Gull is most often listed on checklists started between 10 am and 12 pm (2.8% of those checklists).
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
Month
Days 1-7
8-14
15-21
22-end
January
5.8%
6.8%
6.8%
8.5%
February
9.6%
6.9%
4.7%
6.5%
March
4.2%
3.2%
2.6%
1.5%
April
0.6%
0.7%
0.4%
0.2%
May
0.1%
0.1%
0.1%
0.1%
June
0.1%
0%
0%
0%
July
0%
0%
0%
0%
August
0.1%
0.1%
0.1%
0.1%
September
0.1%
0.1%
0%
0.2%
October
0.5%
0.8%
1.2%
1.9%
November
3.1%
3.8%
3.4%
3.3%
December
4.6%
4.6%
4.2%
4.2%
Neighboring states
Nebraska: arrives the second week of October, 1 week earlier than Kansas
Oklahoma: arrives early October, 2 weeks earlier than Kansas
Missouri: arrives mid October, in the same week than Kansas
Arkansas: arrives the second week of November, 3 weeks later than Kansas
Common questions
When do American Herring Gulls arrive in Kansas?
American Herring Gulls are winter birds in Kansas: the first arrive in mid October, they are common by early November, peak in late January (8.3% of checklists), and most are gone by the second week of March.
When do American Herring Gulls leave Kansas?
Most American Herring Gulls have left Kansas by the second week of March, when reports fall below half their usual rate. Stragglers are still reported until late March.
When is the best time to see a American Herring Gull in Kansas?
The American Herring Gull is reported most often in late January, on about 8.3% of Kansas checklists.
Where in Kansas are American Herring Gulls seen most often?
By county, Coffey County, Lincoln County, and Reno County have the highest peak reporting rates for the American Herring Gull (counties with at least 200 checklists).