University of California
Ucmp: A Virtual Exploration of the Beach
This site focuses on the following questions:1. What are the divisions of a beach?2. How does energy vary along the beach area?3. How does grain size vary along the beach in response to wave energy?
US Navy
Habitats: Beaches Characteristics
This resource presents an overview of beach structure. This article briefly covers beach features such as spits, tombolos and barrier islands.