1. The Chesapeake Bay Estuary

2. Estuary - Semi-enclosed, tidal, coastal body of water open to the sea in which fresh & salt water mix.

3. 4 Estuary Types
1. Drowned River Valley Formed by the sea level rising & filling an existing river valley. Ex. – Chesapeake Bay

4. 4 Estuary Types
2. Bar-Built Estuary Forms when a shallow lagoon or bay is protected from the ocean by a sand bar or barrier island. Ex. – Outer Banks

5. 4 Estuary Types
3. Tectonic Caused by the folding or faulting of land. Found along major fault lines, like the San Francisco Bay area in California.

7. 4 Estuary Types
4. Fjords U-shaped valleys created when retreating glaciers cut deep in the earth. Ex. Bay of Fundy

8. Where would we find fjords? Northern Europe, Alaska & Canada.
 Elephant Foot Glacier in Greenland

9. The Bay of Fundy has a tidal range of 54 feet!