Sand Martin vs Eurasian Crag Martin

In short

The Sand Martin and Eurasian Crag Martin are both small swallows, but they can be distinguished by structure and plumage. Sand Martins have a more defined breast band and shorter wings, while Eurasian Crag Martins have a more uniform brown appearance and longer wings.

Identification tips

1. Look for the dark breast band on the Sand Martin. 2. Note the more uniform brown plumage of the Eurasian Crag Martin. 3. Observe the habitat: Sand Martins near water, Eurasian Crag Martins near cliffs. 4. Consider the size and structure: Eurasian Crag Martins are slightly larger with longer wings.

Size

Both species are small swallows, but the Eurasian Crag Martin is slightly larger and more robust than the Sand Martin.

Plumage

Sand Martins have a distinct dark breast band contrasting with their pale underparts, while Eurasian Crag Martins are more uniformly brown with less contrast between the upperparts and underparts.

Behaviour

Both species are aerial foragers, but Sand Martins are often seen in large colonies, especially near water, while Eurasian Crag Martins are more solitary or in small groups, often near rocky cliffs.

Habitat

Sand Martins are typically found near sandy banks and river edges, while Eurasian Crag Martins prefer rocky cliffs and mountainous areas.

Voice

Vocalizations are not the most reliable distinguishing feature, but Sand Martins have a more twittering call compared to the Eurasian Crag Martin's more guttural and less musical notes.