Gulls & Terns in Oregon
Our list for Oregon has 13 gulls & terns recorded regularly there: 1 resident, 4 summer visitors, 4 winter visitors and 4 passage migrants
Most likely in October
GBIF · OctShare of all bird records in Oregon in October, 2019–2024. Each month links to that month’s page.
All 13, most common first
Ring-billed GullLarus delawarensisResidentUncommon43–54 cmRecorded all year
American Herring GullLarus smithsonianusWinter visitorUncommon53–65 cmRegularly Sep–Apr
Bonaparte's GullChroicocephalus philadelphiaSummer visitorUncommon28–38 cmRegularly Apr–Jan
Forster's TernSterna forsteriSummer visitorUncommon33–36 cmRegularly Apr–Sep
Sabine's GullXema sabiniPassage migrantUncommon27–33 cmRegularly Apr–Nov
Iceland GullLarus glaucoidesWinter visitorUncommon52–60 cmRegularly Oct–Apr
Franklin's GullLeucophaeus pipixcanSummer visitorUncommon32–36 cmRegularly Apr–Sep
Black TernChlidonias nigerSummer visitorUncommon22–26 cmRegularly May–Aug
Arctic TernSterna paradisaeaPassage migrantRare33–39 cmRegularly May–Sep
Common TernSterna hirundoPassage migrantRare31–35 cmRegularly Aug–Oct
KittiwakeRissa tridactylaWinter visitorRare37–41 cmRegularly Oct–Apr
Glaucous GullLarus hyperboreusWinter visitorRare62–68 cmRegularly Nov–Apr
Lesser Black-backed GullLarus fuscusPassage migrantRare52–64 cmRegularly Oct–Mar
Smallest to largest
Length, cm- Black Tern 22–26 cm
- Sabine's Gull 27–33 cm
- Bonaparte's Gull 28–38 cm
- Common Tern 31–35 cm
- Franklin's Gull 32–36 cm
- Forster's Tern 33–36 cm
- Arctic Tern 33–39 cm
- Kittiwake 37–41 cm
- Ring-billed Gull 43–54 cm
- Iceland Gull 52–60 cm
- Lesser Black-backed Gull 52–64 cm
- American Herring Gull 53–65 cm
- Glaucous Gull 62–68 cm
Body length, bill to tail. Rare birds in grey.
Data: 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