The Commonwealth of Puerto Rico is the smallest of the Greater Antilles Islands. It is bordered on the north by the Atlantic Ocean, on the south by the Caribbean Sea on the east by the Virgin Passage (which separates it from the Virgin Islands and on the west by the Mona Passage (which separates it from the Dominican Republic). Puerto Rico is composed of the main island and a number of smaller islands. It has a land area of 9104 sq km.
The majority of Puerto Rican's regard themselves as being of mixed Spanish-European descent. Recent DNA sample studies have concluded that the three largest components of the Puerto Rican genetic profile are in fact indigenous Taino, European, and African with an estimated 62 per cent of the population having a indigenous female ancestor.
Minority Rights Group International, World Directory of Minorities and Indigenous Peoples
September 17, 2011