Common Gull vs Armenian Gull

In short

The Common Gull (Larus canus) and Armenian Gull (Larus armenicus) can be distinguished by their size, bill color, and eye color. Common Gulls have a medium to pale gray mantle and generally dark eyes, while Armenian Gulls have a more robust structure with a yellow bill and pale eyes.

Identification tips

1. Bill Color: Look for a yellow bill in Armenian Gulls, contrasting with the darker bill of the Common Gull. 2. Eye Color: Common Gulls have generally dark eyes, whereas Armenian Gulls have pale eyes. 3. Mantle Color: Both have gray mantles, but observe the tone; Common Gulls are medium to pale gray. 4. Primary Markings: Common Gulls often lack the white spot between gray and black on primaries, though this is variable.

Size

Common Gull is medium-sized, similar to Armenian Gull, but Armenian Gull appears more robust with a slightly larger build.

Plumage

Common Gulls have a medium to pale gray mantle with dark eyes, while Armenian Gulls have a similar gray mantle but feature a yellow bill and pale eyes. Common Gulls often lack the white spot between gray and black on primaries, which is variable.