What is the New York Harbor?

The New York Harbor is an esturary. An esturary is a place where salt and fresh water mix. Being that is an esturary there are fish that live in salt water and fresh water. There are over 300 different species of fish in the New York Harbor. The New York Harbor consists of the East River, the Hudson River, the New York Bay, the Newtown Creek, the Bronx River, the Gowanus Canal, and the Long Island Sound.