The Four Keys to ID
- Size & Shape
American Herring Gulls are large gulls with hefty bills and robust bodies. In flight, they look barrel-chested and broad-winged compared to smaller species such as Ring-billed Gulls.
Relative Size
Larger than a Ring-billed Gull, smaller than Western or Great Black-backed Gull.
between crow and gooseMeasurements
- Both Sexes
- Length: 22.1-26.0 in (56-66 cm)
- Weight: 28.2-44.1 oz (800-1250 g)
- Color Pattern
- Behavior
- Habitat