Greater Yellowlegses are winter birds in Mississippi: the first arrive in the second week of July, they are common by mid July, peak in early November (4.5% of checklists), and most are gone by the second week of May.
When to look
First arrivalsJul 8-14the second week of July
Common byJul 15-21mid July
PeakNov 1-7early November
Most gone byMay 8-14the second week of May
Best: early November. First arrivals the second week of July; most are gone by the second week of May. Peak: on about 4.5% of Mississippi checklists.
Jancommon
Febcommon
Marpeak season
Aprpeak season
Maycommon
Junrare
Julcommon
Augcommon
Sepcommon
Octpeak season
Novpeak season
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 Mississippi 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.
Covington CountyBest early December · 21 checklists that week, 490 in all41%
Yazoo CountyBest the second week of August · 15 checklists that week, 440 in all40%
Best spots
Share of checklists at the peak
Dickerson ArmNoxubee County, best late March · 31 checklists that week, 776 in all35%
Oktibbeha County LakeOktibbeha County, best late October · 21 checklists that week, 427 in all31%
Clay Point ParkHarrison County, best late April · 23 checklists that week, 766 in all30%
West HeadHarrison County, best late April · 20 checklists that week, 112 in all22%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In Mississippi, the Greater Yellowlegs is most often listed on checklists started between 6 and 8 am (2.9% 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
2.3%
2.0%
1.9%
2.2%
February
2.3%
1.5%
1.6%
2.5%
March
2.5%
2.9%
3.7%
3.6%
April
3.5%
4.1%
3.6%
2.7%
May
2.3%
1.5%
0.7%
0.4%
June
0.2%
0.2%
0.1%
0.2%
July
0.6%
1.4%
1.3%
2.2%
August
2.0%
2.3%
2.1%
2.4%
September
2.4%
1.7%
2.1%
2.2%
October
2.3%
3.0%
3.7%
4.7%
November
4.1%
4.6%
4.0%
2.9%
December
3.6%
3.4%
2.9%
2.0%
Neighboring states
Alabama: arrives the second week of July, in the same week than Mississippi
Louisiana: arrives the second week of July, in the same week than Mississippi
Arkansas: arrives early March, 17 weeks earlier than Mississippi
Georgia: arrives late July, 2 weeks later than Mississippi
Common questions
When do Greater Yellowlegses arrive in Mississippi?
Greater Yellowlegses are winter birds in Mississippi: the first arrive in the second week of July, they are common by mid July, peak in early November (4.5% of checklists), and most are gone by the second week of May.
When do Greater Yellowlegses leave Mississippi?
Most Greater Yellowlegses have left Mississippi by the second week of May, when reports fall below half their usual rate.
When is the best time to see a Greater Yellowlegs in Mississippi?
The Greater Yellowlegs is reported most often in early November, on about 4.5% of Mississippi checklists.
Where in Mississippi are Greater Yellowlegses seen most often?
By county, Sunflower County, Quitman County, and Issaquena County have the highest peak reporting rates for the Greater Yellowlegs (counties with at least 200 checklists).