what is the length of the great barrier reef
Great Barrier Reef The Great Barrier Reef is the world's largest coral reef system[2][3] composed of over 2,900 individual reefs[4] and 900 islands stretching for over 2,300 kilometres (1,400 mi) over an area of approximately 344,400 square kilometres (133,000 sq mi).[5][6] The reef is located in the Coral Sea, off the coast of Queensland, Australia.
Grand Bahama Grand Bahama is the northernmost of the islands of the Bahamas, and the closest major island to the United States, lying 86 kilometres (53 mi) off of Palm Beach, Florida. It is the fourth largest island in the Bahamas island chain of approximately 700 islands and 2,400 cays. The island is approximately 153 kilometres (95 mi) long west to east and 24 kilometres (15 mi) at its widest point north to south. Administratively, the island consists of the Freeport Bonded Area and the districts of East Grand Bahama and West Grand Bahama.