White-rumped Sandpiper vs Pectoral Sandpiper

In short

The White-rumped Sandpiper is best identified by its distinctive white patch above the tail, while the Pectoral Sandpiper lacks this feature and has a more pronounced breast band. Both species are small, long-distance migrants found in similar habitats, but their plumage and vocalizations offer key differences.

Identification tips

1. Look for the white rump patch on the White-rumped Sandpiper. 2. Check for the streaked breast band on the Pectoral Sandpiper. 3. Note the vocalizations: listen for the Pectoral Sandpiper's hollow hoots. 4. Observe the habitat: breeding grounds differ, with White-rumped Sandpipers in hummock-tundra and Pectoral Sandpipers in arctic tundra.

Size

Both species are similar in size, but the White-rumped Sandpiper may appear slightly more slender.

Plumage

The White-rumped Sandpiper has a distinctive white patch above the tail, which is absent in the Pectoral Sandpiper. The Pectoral Sandpiper features a more pronounced, streaked breast band that contrasts with its white belly.

Behaviour

Both species forage in small groups and can be seen associating with other sandpipers. The White-rumped Sandpiper may defend feeding territories, while the Pectoral Sandpiper's behavior is less territorial.

Habitat

Both species migrate through North and South America, often found in similar wetland habitats. However, the White-rumped Sandpiper breeds in wet, hummock-tundra, while the Pectoral Sandpiper breeds in arctic tundra.

Voice

The White-rumped Sandpiper is vocal near its nest, while the Pectoral Sandpiper is known for its unique series of hollow hoots during its display.