American Herring Gulls are winter birds in Nevada: they arrive in late October, peak in the second week of January (3.6% of checklists), and most are gone by mid February.
When to look
First arrivalsOct 22-31late October
Common byOct 22-31late October
PeakJan 8-14the second week of January
Most gone byFeb 15-21mid February
Best: the second week of January. First arrivals late October; most are gone by mid February. Peak: on about 3.6% of Nevada checklists.
Janpeak season
Febcommon
Maruncommon
Aprrare
Mayrare
Junnot usually seen
Julnot usually seen
Augnot usually seen
Seprare
Octcommon
Novpeak season
Decpeak season
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 Nevada 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.
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In Nevada, the American Herring Gull is most often listed on checklists started between 2 and 4 pm (1.9% 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
3.9%
3.2%
3.7%
2.6%
February
1.8%
1.5%
1.3%
1.5%
March
1.0%
0.7%
0.5%
0.6%
April
0.2%
0.2%
0.2%
0.2%
May
0.2%
0.1%
0%
0.1%
June
0%
0%
0%
0%
July
0%
0%
0%
0%
August
0%
0.1%
0%
0.1%
September
0.1%
0.3%
0.3%
0.4%
October
0.3%
0.3%
0.6%
1.4%
November
2.4%
2.7%
2.4%
2.9%
December
3.0%
2.9%
1.8%
3.2%
Neighboring states
California: arrives the second week of October, 2 weeks earlier than Nevada
Utah: arrives mid October, 1 week earlier than Nevada
Idaho: arrives late September, 4 weeks earlier than Nevada
Oregon: arrives early October, 3 weeks earlier than Nevada
Common questions
When do American Herring Gulls arrive in Nevada?
American Herring Gulls are winter birds in Nevada: they arrive in late October, peak in the second week of January (3.6% of checklists), and most are gone by mid February.
When do American Herring Gulls leave Nevada?
Most American Herring Gulls have left Nevada by mid February, when reports fall below half their usual rate. Stragglers are still reported until early March.
When is the best time to see a American Herring Gull in Nevada?
The American Herring Gull is reported most often in the second week of January, on about 3.6% of Nevada checklists.
Where in Nevada are American Herring Gulls seen most often?
By county, Washoe County, Lyon County, and Pershing County have the highest peak reporting rates for the American Herring Gull (counties with at least 200 checklists).