Grand Bay, also known as Berekua or Berricoa, is a village in the south of Dominica. It has a population of 2,288 as of 2010, and is the largest settlement in St. Patrick Parish. Grand Bay, also called South City, the cultural capital of Dominica, is a vibrant community located along the Atlantic Ocean coast in the south-east of Dominica. To its immediate …Grand Bay, also known as Berekua or Berricoa, is a village in the south of Dominica. It has a population of 2,288 as of 2010, and is the largest settlement in St. Patrick Parish. Grand Bay, also called South City, the cultural capital of Dominica, is a vibrant community located along the Atlantic Ocean coast in the south-east of Dominica. To its immediate south across the sea is the island of Martinique.