Geography of Africa in the lake of organisms of a decidedly marine type. They include jellyfish, molluscs, prawns, crabs, etc. With the exception of Madagascar, the African islands are small. Madagascar, with an area of , is, after Greenland, New Guinea and Borneo, the fourth largest island on the Earth. It lies in the Indian Ocean, off the S.E. coast of the continent, from which it is separated by the deep Mozambique channel, wide at its narrowest point. Madagascar in its general structure, as in flora and fauna, forms a connecting link between Africa and southern Asia. East of Madagascar are the small
Hovgaard Island (Greenland) To the west, further inshore, lies smaller Lynn Island and to the east and the southeast the Greenland Sea. The Dijmphna Sound limits the island to the west and north, and to the southwest lies the mouth of the Nioghalvfjerd Fjord of the Nioghalvfjerdsbrae glacier. The island has a length of 60 km and a width of 42 km. Part of the interior is covered by an ice cap. Hovgaard Island was explored by the ill-fated Denmark Expedition to the North-East Coast of Greenland in 1906–1908. The northwestern coast of the island was surveyed by Alfred Wegener in 1907, who