Black Skimmers arrive in Alabama in the second week of April, peak in late August (2.6% of checklists), and most are gone by mid November.
When to look
First arrivalsApr 8-14the second week of April
Common byApr 8-14the second week of April
PeakAug 22-31late August
Most gone byNov 15-21mid November
Best: late August. First arrivals the second week of April; most are gone by mid November. Peak: on about 2.6% of Alabama checklists.
Janrare
Febrare
Maruncommon
Aprcommon
Maycommon
Junpeak season
Julpeak season
Augpeak season
Seppeak season
Octcommon
Novcommon
Decuncommon
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 Alabama 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.
Bayou AloeMobile County, best late July · 25 checklists that week, 2,065 in all23%
Busy spots report more of everything; compare the checklist counts before you drive anywhere.
Best time of day
In Alabama, the Black Skimmer is most often listed on checklists started between 6 and 8 am (2.0% 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