By: A Abdelhalim (Dubai , UAE)

1 Geomorphology 210 Geology Dep. Cairo Univ. Content  line

 Coastel , Spits, Hooks, Bars, Barrier , , and

 Tidal flats, Tidal marshes, and mud flats

 Marine Terraces

 Coarel reefs

 Coastel erosional landforms

2 Geology Dep. Cairo Univ. Shore line

NEAR SHORE

3 http://galleryhip.com/ocean-shoreline-diagram.html Geology Dep. Cairo Univ. • Coast : Indicates the line of intersection of seawater with the continents.

• Shoreline: Indicates the area which located between the level of low tide and the high land on the continent.

• : Is the area between the level of low tide and the high tide which covered with and gravel.

• Foreshore: Is the area between high and low tide.

• Back shore: is the area between high tide and coastline.

4 Geology Dep. Cairo Univ.

5 http://galleryhip.com/ocean-shoreline-diagram.html Geology Dep. Cairo Univ. Beaches, Spits, Hooks, Bars, Barrier Islands, Lagoons, and Estuaries

6 http://galleryhip.com/ocean-shoreline-diagram.html Geology Dep. Cairo Univ.

7 http://galleryhip.com/ocean-shoreline-diagram.html Geology Dep. Cairo Univ.

8 http://en.wikipedia.org/wiki/Coast#/media/File:Accreting_coast_Image6.svg Geology Dep. Cairo Univ. Spits Elongated ridges of sand extending from the land into the mouth of an adjacent , often the end of a hooks landward in response to wave-generated currents.

Baymouth bar A sand bar that completely crosses a bay

Tombolo A ridge of sand that connects an to the mainland or another island

9 Geology Dep. Cairo Univ.

10 http://www.thecanadianencyclopedia.ca/en/article/coast/ Geology Dep. Cairo Univ. The development of with different types depends on

• The effect of waves and currents

• Nature of coastal rocks

• Dipping and elevation of coastal area.

• To how much extent the coastal area affects by lowering and elevation of sea level.

• Human activities.

11 Geology Dep. Cairo Univ. The true definition of a is a ridge of a rock or any other type of land that extends some distance at shallow water.

A reef has 2 main characteristics 1. Ridge of rock or sand 2. At or near the surface of water

A is a wave-resistant limestone structure produced by living organisms, found principally in shallow, tropical marine waters.

12 http://www.scienceclarified.com/landforms/Basins-to-Dunes/Coral-Reef.html Geology Dep. Cairo Univ.

13 Geology Dep. Cairo Univ.

14 http://www.thecanadianencyclopedia.ca/en/article/coast/ Geology Dep. Cairo Univ.

15 Geology Dep. Cairo Univ.