The headland forms the western limit of
Dakhlet Nouadhibou Bay. It is divided between
Mauritania and
Western Sahara. On the western side lies the
ghost town of
La Güera; on the eastern side, less than from the border, lies Mauritania's second-largest city
Nouadhibou (formerly Port Etienne). Although it is not the westernmost point of Africa, due to the Earth's tilt it is at least twice a year the last place in Africa where the sun sets.
Environment Birds The headland has been designated an
Important Bird Area (IBA) by
BirdLife International because it supports significant populations of wintering
water birds, including
ruddy turnstones,
slender-billed and
lesser black-backed gulls, and
Caspian and
Sandwich terns.
Monk seals Cabo Blanco in the Atlantic Ocean along with the island of
Gyaros in the eastern Mediterranean are the only places in the world where
Mediterranean monk seals preserve the structure of a colony. In 1997, two-thirds of the colony died off, but there has been gradual recovery since. colony on Ras Nouadhibou in 1945 The
Mediterranean monk seal's (
Monachus monachus) former range extended throughout the Northwest Atlantic Africa, Mediterranean and
Black Sea, coastlines, including all offshore islands of the Mediterranean, and into the
Atlantic and its islands: Canary,
Madeira,
Ilhas Desertas,
Porto Santo, as far west as the
Azores.
Vagrants could be found as far south as
Gambia and the
Cape Verde islands, and as far north as continental Portugal and Atlantic France. down from some 310 in 1997, but still the largest single colony by far. The threat of a similar incident that could wipe out the entire population remains. == History ==