Herring Gull vs Lesser Black-backed Gull

In short

The Herring Gull and Lesser Black-backed Gull can be distinguished primarily by their back color and leg color. The Herring Gull has a pale gray back and pink legs, while the Lesser Black-backed Gull sports a darker slate-gray back and yellow legs.

Identification tips

1. Check the back color: Herring Gulls have a pale gray back, while Lesser Black-backed Gulls have a darker slate-gray back. 2. Look at the leg color: Herring Gulls have pink legs, whereas Lesser Black-backed Gulls have yellow legs. 3. Consider the size: Herring Gulls are larger and bulkier. 4. Observe the habitat: Herring Gulls are more common inland, while Lesser Black-backed Gulls prefer coastal areas.

Size

Herring Gulls are generally larger and bulkier than Lesser Black-backed Gulls.

Plumage

Herring Gulls have a pale gray back and pink legs, whereas Lesser Black-backed Gulls have a darker slate-gray back and yellow legs. Both species have white heads and underparts, but the contrast between back and wing color is more pronounced in the Lesser Black-backed Gull.

Behaviour

Both species exhibit similar behaviors, often seen scavenging and foraging near water bodies. There are no significant behavioral differences noted for field identification.

Habitat

Both species can be found in coastal areas, but the Herring Gull is more commonly seen inland. Lesser Black-backed Gulls are more likely to be found along coastlines.

Voice

Vocalizations are similar, consisting of typical gull calls, and are not a reliable field mark for distinguishing these species.