Gulls & Terns in Mongolia
Our list for Mongolia has 10 gulls & terns recorded regularly there: 8 summer visitors and 2 passage migrants
Most likely in October
GBIF · OctShare of all bird records in Mongolia in October, 2019–2024. Each month links to that month’s page.
All 10, most common first
Common TernSterna hirundoSummer visitorCommon31–35 cmRegularly May–Sep
Vega GullLarus vegaeSummer visitorCommon55–67 cmRegularly Mar–Oct
Black-headed GullChroicocephalus ridibundusSummer visitorCommon38–44 cmRegularly Mar–Oct
White-winged TernChlidonias leucopterusSummer visitorCommon20–27 cmRegularly May–Sep
Gull-billed TernGelochelidon niloticaSummer visitorUncommon33–42 cmRegularly May–Aug
Little TernSternula albifronsSummer visitorUncommon21–25 cmRegularly May–Sep
Common GullLarus canusSummer visitorUncommon40–46 cmRegularly Apr–Oct
Black TernChlidonias nigerSummer visitorUncommon22–26 cmRegularly May–Aug
Lesser Black-backed GullLarus fuscusPassage migrantUncommon52–64 cmRegularly May–Oct
Little GullHydrocoloeus minutusPassage migrantRare25–30 cmRegularly May–Aug
Smallest to largest
Length, cmData: EOD – eBird Observation Dataset (Cornell Lab of Ornithology), accessed via GBIF.org, CC BY 4.0. Records from 2019–2024, aggregated and filtered by Birdfact. How these lists are made