Bodies of water similar to or like Jamaica Bay

In the Mid-Atlantic states of New Jersey and New York on the East Coast of the United States. The system of waterways of the Port of New York and New Jersey forms one of the most intricate natural harbors in the world. Wikipedia

Densely populated island in the southeast part of the U.S. state of New York, in the northeastern United States. Approximately 0.35 mi from Manhattan Island and extends eastward over 100 mi into the Atlantic Ocean. Wikipedia

Port district of the New York-Newark metropolitan area, encompassing the region within approximately a 25 mi radius of the Statue of Liberty National Monument. It includes the system of navigable waterways in the New York–New Jersey Harbor Estuary, which runs along 650 mi of shoreline in the vicinity of New York City and northeastern New Jersey, as well as the region's airports and supporting rail and roadway distribution networks. Wikipedia

Borough of New York City, coextensive with Richmond County, in the U.S. state of New York. Separated from New Jersey by the Arthur Kill and the Kill Van Kull and from the rest of New York by New York Bay. Wikipedia

Name of a peninsula within the New York City borough of Queens on Long Island, New York. Relatively isolated from Manhattan and other more urban parts of the city, Rockaway became a popular summer retreat in the 1830s. Wikipedia

Tidal estuary of the Atlantic Ocean, lying predominantly between the U.S. state of Connecticut to the north, and Long Island in New York to the south. From west to east, the sound stretches 110 mi from the East River in New York City, along the North Shore of Long Island, to Block Island Sound. Wikipedia