Question: What is the name of this census designated place of metropolitan Miami, Florida, located on a barrier island, where Government Cut is a manmade shipping channel located between it and Miami Beach?
Sentence (from "Government Cut"): Before the cut was established, a single peninsula of dry land stretched from what is now Miami Beach to what is now Fisher Island, and boats destined for the port at the mouth of the Miami River had to pass around Cape Florida, to the south of Key Biscayne.
Relevant evidence: No