Vineyard Sound is the stretch of the

Atlantic Ocean The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...

which separates the Elizabeth Islands and the southwestern part of

Cape Cod Cape Cod is a peninsula extending into the Atlantic Ocean from the southeastern corner of mainland Massachusetts, in the northeastern United States. Its historic, maritime character and ample beaches attract heavy tourism during the summer mont ...

from the island of

Martha's Vineyard Martha's Vineyard, often simply called the Vineyard, is an island in the Northeastern United States, located south of Cape Cod in Dukes County, Massachusetts, known for being a popular, affluent summer colony. Martha's Vineyard includes the ...

, located offshore from the state of

Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...

in the United States. To the west, it joins

Rhode Island Sound Rhode Island Sound is a strait of water off the coast of the U.S. state of Rhode Island at the mouth of Narragansett Bay. It forms the eastern extension of Block Island Sound and opens out the Atlantic Ocean between Block Island and Martha's Vi ...

, and on its eastern end it connects to

Nantucket Sound Nantucket Sound is a roughly triangular area of the Atlantic Ocean offshore from the U.S. state of Massachusetts. It is long and wide, and is enclosed by Cape Cod on the north, Nantucket on the south, and Martha's Vineyard on the west. Betwe ...

. Vineyard Sound holds some of the largest summer flounder in Massachusetts.Luftglass, Manny
"Gone Fishin': Massachusetts' 100 Best Waters"
Hanover, N.H.: University Press of New England, 2008, p. 192, .

References

{{Coastal waterbodies of Massachusetts Bodies of water of Dukes County, Massachusetts Geography of Martha's Vineyard Sounds of Massachusetts