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Aldabra is a raised coral atoll more than from Mahé, the principal island of the Seychelles and is closer to the coast of Africa and is northwest of Madagascar and a similar distance northeast from the Comoro Islands.
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Aldabra and is
It is the only known breeding site outside Aldabra and Madagascar for Malagasy Pond Herons.
* 1965 – The British Indian Ocean Territory is created, consisting of Chagos Archipelago, Aldabra, Farquhar and Des Roches islands.
** The British Indian Ocean Territory is created, consisting of Chagos Archipelago, Aldabra, Farquhar and Des Roches islands ( on June 23, 1976 Aldabra, Farquhar and Des Roches are returned to the Seychelles ).
The second largest atoll by dry land area is Aldabra with 155 km².
Around a third of the land area is the island of Mahé and a further third the atoll of Aldabra.
Aldabra, the world's second largest coral atoll, is in the Aldabra Group of islands in the Indian Ocean that form part of the Seychelles.
Uninhabited and extremely isolated, Aldabra is virtually untouched by humans, has distinctive island fauna including the Aldabra Giant Tortoise, and is designated a World Heritage Site.
Aldabra was designated a World Heritage Site on November 19, 1982, and is administered from Mahé by the Seychelles Island Foundation.
The atoll is located at and belongs to the 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 is home to the world's largest population of giant tortoises, the Aldabra Giant Tortoise ( Dipsochelys dussumieri ), numbering some 100, 000 individuals.
A small colony of Aldabra Giant Tortoises on the island is a popular visitor attraction.
The cycle is biennial off Aldabra, where intense competition within and between species for food may constrain females to only bearing young every other year.
The Aldabra giant tortoise ( Aldabrachelys gigantea ), from the islands of the Aldabra Atoll in the Seychelles, is one of the largest tortoises in the world.
The neck of the Aldabra giant tortoise is very long, even for its great size, which helps the animal to exploit tree branches up to a meter from the ground as a food source.
The Sulcata is the third largest species of tortoise in the world after the Galapagos tortoise, and Aldabra Giant Tortoise ; and the largest of the mainland tortoises.
The total land area of the Aldabra Group is 175. 91 km².
Aldabra and raised
The granite islands are the world ’ s oldest ocean islands, while the outer islands are mainly very young, though the Aldabra group and St Pierre ( Farquhar Group ) are unusual, raised coral islands that have emerged and submerged several times during their long history, the most recent submergence dating from about 125, 000 years ago.
# Aldabra Atoll ( a raised atoll with four main and some 40 small islets )
Aldabra and atoll
* Malabar Island ( also called Middle Island ), part of the Aldabra atoll in the Seychelles
Aldabra and more
Blacktip reef sharks at Aldabra tend to be more mobile than those at Palmyra, with recorded individual movements of up to over 7 hours.
Most of the islands also had one or more species of giant tortoise before humans arrived ; 19 of 20 giant tortoise species are presently extinct, and only the Aldabra Giant Tortoise still survives.
The isolation of Alphonse acts as a magnet to migratory birds and Seychelles Bird Records Committee has recorded more bird species here than anywhere south of the granitics apart from Aldabra, including the only record of Sociable Lapwing for the entire southern hemisphere.
Aldabra and from
Other species include the Komodo Dragon, Green Anaconda, Mountain Chicken, Alligator Snapping Turtle, False Gharial, King Cobra, Gila Monster, Frill-necked Lizard, Aldabra Giant Tortoise, Tuatara, Reticulated Python, Tiger Salamander, Three-toed Amphiuma, Pancake Tortoise, and over two dozen species of Pit Vipers from around the world.
This species, Africa's most widespread member of the genus Corvus, occurs from Sub-Saharan Africa, specifically Senegal, Sudan, Somalia and Eritrea down to the Cape of Good Hope and on the large island of Madagascar, the Comoros islands, Aldabra, Zanzibar, Pemba and Fernando Po.
The Aldabra Atoll, along with Des Roches and Farquhar, was part of the British Indian Ocean Territory from 1965 until Seychelles independence in 1976.
Two species of bats, Paratriaenops pauliani and Pteropus aldabrensis, are known only from Aldabra.
A Pleistocene fossil from Aldabra, Indian Ocean, was described as Pterodroma kurodai.
These are the Western Reef Heron Egretta gularis which occurs on the coastline of West Africa ( Egretta gularis gularis ) and from the Red Sea to India ( Egretta gularis schistacea ), and the Dimorphic Egret Egretta dimorpha, found in East Africa, Madagascar, the Comoros and the Aldabra Islands.
In the Indian Ocean, it occurs from northern KwaZulu-Natal, South Africa to the Red Sea and the Indian subcontinent, including Madagascar, Mauritius, the Comoros, the Aldabra Group, the Seychelles, Sri Lanka, and the Chagos Archipelago.
Despite this, hundreds of non-breeding frigatebirds of both species are to be seen, these being probably from Aldabra.
The Aldabra Group are part of the Outer Islands of the Seychelles, lying in the southwest of the island nation, 1000 kilometres from the capital, Victoria, on Mahé Island.
The Aldabra, Desroches and Farquhar Islands were returned to the Seychelles and the United States cancelled its 60-year lease of the islands from Britain.
There is a significant population of giant tortoises, but these come from the island Aldabra.
In the late 1970s a conservation project was started to move tortoises from Aldabra to Curieuse.
Aldabra and island
Two subspecies of Madagascar Kestrel, F. newtoni, are recognised, one on the main island of Madagascar and one on neighbouring Anjouan and Aldabra.
There are several species of endemic Seychelles lizards on the island, the skinks Mabuya wrightii, M. seychellensis and Pamelascincus gardineri and the geckos Phelsuma astriata and Ailuronyx sechellensis, as well as a freshwater turtle Pelusios subniger and 12 individuals of the Aldabra Giant Tortoise.
Aldabra and Seychelles
In 1810 with Mauritius, Réunion, the Seychelles and other islands, Aldabra passed into the possession of Great Britain.
Réunion was returned to France, and Mauritius gained possession of Aldabra as well as the rest of the Seychelles.
* Aldabra at the Ministry of Environment, Seychelles
* Aldabra at the Seychelles Islands Foundation
Today, the world's largest population inhabits Aldabra Atoll in Seychelles, where there are approximately 150, 000 individuals.
The Aldabra Island day gecko, or Aldabra day gecko ( Phelsuma abbotti abbotti ), has been found on the Aldabra Atoll ( Seychelles ).
The main population of the Aldabra giant tortoise resides on the islands of the Aldabra Atoll in the Seychelles.
* Seychelles Islands Foundation, manages and protects the World Heritage Sites of Aldabra and Vallee de Mai
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