Least Sandpiper vs Western Sandpiper

In short

The Least Sandpiper and Western Sandpiper can be distinguished by size and leg color. Least Sandpipers are smaller with yellow-green legs, while Western Sandpipers are slightly larger with black legs. Both species have similar plumage patterns, but structural differences like bill shape can aid identification.

Identification tips

• Leg color: Least Sandpipers have yellow-green legs; Western Sandpipers have black legs.
• Size: Western Sandpipers are slightly larger.
• Bill shape: Western Sandpipers have a longer, drooping bill; Least Sandpipers have a shorter, finer bill.
• Habitat preference: Least Sandpipers may be found in more vegetated areas compared to Western Sandpipers.

Size

Least Sandpipers are smaller than Western Sandpipers.

Plumage

Both species have similar brown and white plumage patterns. However, Western Sandpipers often have a slightly longer bill with a droop at the tip, whereas Least Sandpipers have a shorter, finer bill.

Behaviour

Both species exhibit similar foraging behaviors, often seen probing in mudflats or along shorelines.

Habitat

Both species frequent mudflats, marshes, and shorelines, but Least Sandpipers may also be found in slightly more vegetated areas.

Voice

Vocalizations are not the most reliable distinguishing feature in the field for these species.