Use reasoning to lead to the answer of the following question:
What estuary in Maryland and Virginia is known for its crab?
Options:
- fish market
- clam chowder
- cooking pot
- tidepools
- chesapeake bay
 Reasoning process:
The Chesapeake Bay is an estuary in the U.S. states of Maryland and Virginia. Chesapeake bay is famous for its crab. Therefore, the final answer is chesapeake bay.