BARRIER ISLANDS

DEFINE WHERE FOUND?

a long narrow island lying parallel and close to the mainland, protecting the mainland from erosion and storms.

ZONES WITHIN A BARRIER ISLAND

1.Name and describe three Theories Of barrier island formation. Provide evidence that supports each of these three theories. Give an example of where islands form from each process.

Theory #1 – Upbuilding of a submerged sand bar

Evidence – Location -

Theory #2: Mainland Beach Ridge Submergence

Evidence – Location -

Evidence – Location -

Theory #3: Spit Growth and Later Segmentation by an Inlet

Evidence – Location -