Landforms Of Coastal Erosion: Sea Arches

Question 1

What is a sea arch?

Answer 1

It’s an arch-shaped tunnel that stretches through a headland.

Question 2

How is it formed?

Answer 2

It’s formed through hydraulic action, compression and abrasion. It forms when 2 caves develop back to back and eventually meet, or when erosion causes one cave to reach the other side of the headland.

Question 3

What is an example of a sea arch?

Answer 3

The Brides of Ross at Loop Head in Co. Clare