American Herring Gulls are winter birds in West Virginia: they arrive in early November, peak in late January (1.9% of checklists), and most are gone by late February.
When to look
First arrivalsNov 1-7early November
Common byNov 1-7early November
PeakJan 22-31late January
Most gone byFeb 22-28late February
Best: late January. First arrivals early November; most are gone by late February. Peak: on about 1.9% of West Virginia checklists.
Janpeak season
Febpeak season
Maruncommon
Aprrare
Mayrare
Junrare
Julrare
Augrare
Seprare
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 West Virginia 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.
Bluestone State ParkSummers County, best the second week of December · 20 checklists that week, 619 in all8.8%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In West Virginia, the American Herring Gull is most often listed on checklists started between 10 am and 12 pm (0.7% 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
1.0%
0.8%
1.4%
2.7%
February
1.4%
0.8%
0.6%
0.6%
March
0.4%
0.3%
0.3%
0.2%
April
0.3%
0.3%
0.1%
0.2%
May
0.2%
0.1%
0.2%
0.2%
June
0.1%
0.1%
0.1%
0.1%
July
0.1%
0.1%
0.1%
0.1%
August
0.2%
0.2%
0.1%
0.1%
September
0.3%
0.3%
0.2%
0.1%
October
0.2%
0.2%
0.1%
0.4%
November
0.7%
1.1%
1.0%
0.7%
December
1.3%
1.2%
0.3%
0.4%
Neighboring states
Virginia: arrives mid September, 6 weeks earlier than West Virginia
Maryland: arrives mid October, 2 weeks earlier than West Virginia
Ohio: arrives mid October, 2 weeks earlier than West Virginia
Common questions
When do American Herring Gulls arrive in West Virginia?
American Herring Gulls are winter birds in West Virginia: they arrive in early November, peak in late January (1.9% of checklists), and most are gone by late February.
When do American Herring Gulls leave West Virginia?
Most American Herring Gulls have left West Virginia by late February, when reports fall below half their usual rate.
When is the best time to see a American Herring Gull in West Virginia?
The American Herring Gull is reported most often in late January, on about 1.9% of West Virginia checklists.
Where in West Virginia are American Herring Gulls seen most often?
By county, Mason County, Wetzel County, and Ohio County have the highest peak reporting rates for the American Herring Gull (counties with at least 200 checklists).