A medium to large gull with rather long, pointed wings (wingtips extend far beyond the tail when perched). Although smaller and slimmer than other “large gulls” like Herring Gull, this species has a larger head and thicker bill than “medium” gulls like Ring-billed.
Relative Size
Larger than a Ring-billed Gull, smaller than a Herring Gull.


Measurements
- Both Sexes
- Length: 20.5-25.2 in (52-64 cm)
- Weight: 19.2-35.3 oz (545-1000 g)
- Wingspan: 53.1-59.1 in (135-150 cm)