P4405r saint pierre (reunion) PDF

Aldabra is the world’s second-p4405r saint pierre (reunion) PDF coral atoll. Portuguese maps of the 16th century.


Wharton of the British Navy landed in Aldabra in 1878 to conduct hydrographic surveys of the islands. In 1888, first settlement was established after the Concession was granted by the Seychelles authorities. Introduction of invasive species was banned, faunal species were protected under law, and active research on the ecology and biodiversity of the atoll was undertaken by the Royal Society of London from the middle of the 1970s. Aldabra, along with Desroches and Farquhar, was part of the British Indian Ocean Territory from 1965 until Seychelles’ independence in 1976. Extremely isolated, Aldabra is almost untouched by humans. Mahé, and is in the most southwesterly part of the Seychelles. Aldabra Group, one of the island groups of the Outer Islands of the Seychelles, which includes the island of Assumption and the atolls of Astove and Cosmoledo.

The atoll reflects both fossil and geomorphological features, the former is the source of the biodiversity seen today. Aldabra is situated in the dry zone of the south-west Indian Ocean. The northwest monsoon is from November to March and brings the heaviest rainfall. In the remaining months, the south-easterly trade winds are recorded. The earliest study of the flora and fauna, and also the geomorphological structure is dated to 1910. There are 307 species of animals and plants on Aldabra.

Reptiles are the prominent terrestrial fauna. The higher areas of Aldabra are covered in pemphis, a thick coastal shrub, while the lower areas, which are home to the giant tortoises, are a mixture of trees, shrubs, herbs and grasses. There have been recorded 273 species of flowering plants, shrubs, and ferns on the atoll. Aldabra has one of the largest populations of nesting green turtles in the Western Indian Ocean. At least 13 species of cetaceans including dolphins, orcas, and especially humpback whales have been known in the waters. Conservationists feared a major threat to the atoll’s biodiversity in the 1960s when, as part of the British Indian Ocean Territory, the British made plans to set up a military establishment on the atoll. Due to national and international opposition this plan was cancelled in 1967.

Aldabra atoll was designated a UNESCO World Heritage Site on 19 November 1982. Aldabra became a Ramsar Wetland Site of International Importance in 2010. Aldabra include the extensive shallow lagoon inside the atoll, which is carpeted with lush seagrass beds and patchy coral reefs, the intertidal mud flats, the coral reefs outside the lagoon, freshwater pools, beaches, and 2000 ha of mangrove stands. A small scientific research station of the SIF is based on La Gigi village on Picard Island. No airstrips, helipads or landing jetties have been permitted to be built on the atoll. Visits to the island by people other than the scientists and staff of the SIF are strictly controlled and only guided tours are provided with prior permission.

Official website of Tourism department of Seychelles. The Importance of Being Awkward: The Autobiography of Tam Dalyell. Official web site of Aldabra Foundation Organization. Ocean Portal by The Smithsonian Institution. Runners-Up and Their Almost Claim to Fame.

Fossil reptiles from Aldabra Atoll, Indian Ocean ». The bats of Aldabra atoll, Seychelles ». Lonely Planet review for Aldabra Atoll ». A Fragile Eden: Portraits of the Endemic Flowering Plants of the Granitic Seychelles. Wikimedia Commons has media related to Aldabra Atoll.