Rangiroa (Tuamotuan for 'vast sky') or Te Kokōta (Cook Islands Māori for 'the Hyades star cluster') is the largest atoll in the Tuamotus and one of the largest in the world (smaller than Kwajalein in the Marshall Islands and Huvadhu in the Maldives). As of 2007[update], the total population on the atoll of Rangiroa was 2,473 inhabitants. Black pearls (meaning the marine cultured pearls produced from the black lip pearl oyster shell, Pinctada margaritifera) are abundant in the atolls of French Polynesia. The breeding of pearl oysters in the lagoon can produce black pearls. Derniers chiffres du Coronavirus issus du CSSE 24/05/2021 (lundi 24 mai 2021). Even with perfectly round beads, only 20 percent of the pearls will be perfectly round at the harvest, about two years after the seeding. The winery is in the heart of the village of Avatoru. [2] The most popular diving sites are the Blue Lagoon, Avatoru pass, Tiputa pass, and Les Sables Roses ('the pink sands'). The first vines were imported in 1992 and underwent tests for acclimatization and selection in the main islands of Polynesia, with the uncertainty of their adaptation to climate. The vineyard is Domaine Dominique Auroy.[5]. [2] The first recorded Europeans to arrive on Rangiroa were Dutch explorers Jacob le Maire and Willem Schouten during their 1615-1616 Pacific journey. Each household must retrieve and store rainwater in tanks. The chief town is Avatoru, in the atoll's northwest. The Pink Sands are sandbars surrounded by numerous ro'a are located on the southeastern portion of Rangiroa. The main villages are Avatoru (pop. The atoll of Rangiroa was selected for the following reasons: absence of grapevine pest such as defoliating insects (e.g., Grape Phylloxera) and its proximity to Tahiti. They can be viewed from the mainland but it is also one of the few places where they can be approached in scuba diving. In Rangiroa, a few farms exploited about 1,000 acres (4.0 km2) of water surface in the lagoon loaned by the Tahitian government. [2] Due to its shallow depth, the currents that come in and out through the passes and with the winds can sometimes create interior storms. The atoll has a flattened elliptic shape, with 80 km in length and a width ranging from 5 to 32 km wide. This atoll was visited by the Charles Wilkes expedition on 7 September 1839. Au niveau mondial le nombre total de cas est de 167 004 521, le nombre de guérisons est de 103 819 152, le nombre de décès est de 3 466 943. These are accommodated in some hotels and guesthouses. These pearls, which have a wide range of natural colours, from white to dark and all shades of grey, are the only cultured pearls in the world with so many different natural colours as the famous green rose peacock. In January, large number of stingrays gather in the Tiputa Pass, as well as hammerhead sharks that feed on them. [4] The vines grow on the edge of a lagoon beside coconuts, and produce two harvests per year. The nearest atoll is Tikehau, 12 km to the west.It is about 355 km northeast of Tahiti. Its shallow waters accentuate the bright blue color of the water. During the 1950s, the economy of Rangiroa was driven by fishing and the production of copra. [6] Some are also polluted because of the landfill. When the current is flowing inward through Tiputa Pass, about 200 shark specimens gather at the entrance to the Tiputa Pass, at fifty meters deep. [ex 1] It is so large that it has its own horizon. It is part of the Palliser group. Like many atolls, there is no running water in Rangiroa. A notable site in the atoll is the famous Blue Lagoon, which is a smaller lagoon formed on the southwestern edge of Rangiroa. The technique to produce marine cultured pearls was developed in Japan and, except some minor details, is similar in French Polynesia. For the French Polynesian commune, see, Official website of the Tourism Committee of Rangiroa, Classification of the French Polynesian atolls by Salvat (1985), https://en.wikipedia.org/w/index.php?title=Rangiroa&oldid=1020456165, Wikipedia articles with style issues from July 2017, Articles containing potentially dated statements from 2007, All articles containing potentially dated statements, Wikipedia articles with WorldCat-VIAF identifiers, Creative Commons Attribution-ShareAlike License, This page was last edited on 29 April 2021, at 05:39. Led by the strong current, sharks can remain motionless and allow divers to observe them without any difficulty. A mother of pearl bead is inserted in the animal together with a piece of tissue (mantle) taken from another pearl oyster. A school dedicated to the pearl farming techniques and a research centre on pearl oysters are also implanted on the atoll of Rangiroa, which make it a kind of pearl centre for this industry. The other major pass of the atoll is Avatoru Pass, immediately to the west of the island of Avatoru. Tikehau Capital Advisors 5,14% Famille Richardson 3,20% Eurazeo SE 2,95% Rhône Capital 2,81% The Vanguard Group: 1,65% William Blair Investment Management 1,59% Norges Bank Investment Management: 1,46% This article is about the atoll itself. Télécharger des livres par Bernard Garrette Date de sortie: May 18, 2016 Éditeur: Dunod Nombre de pages: 736 pages The atoll of Rangiroa is the chef-lieu of the commune of Rangiroa, which consists of two other atolls (Tikehau and Mataiva) and a separate non-atoll island (Makatea). It is about 355 km northeast of Tahiti. Rangiroa is a major underwater diving destination because of the lagoon's clear blue water and exceptionally diverse marine fauna. The freshwater lenses which form in coral reefs mostly consist of brackish water due to excessive pumping, leading to saltwater intrusion. Pearl farming is done in more than 30 atolls of French Polynesia and is the main activity for numerous families in the Tuamotu archipelago. 971), Ohutu (pop. Large manta rays, green sea turtles, and humphead wrasses can also be seen. The creation of this vineyard came after much prior analysis, to find the best site capable of hosting the vines. Essentially a part of food production, however, it is also exported to the island of Tahiti. There is also a small road circling the island of Avatoru. Thirty varieties were imported from various parts of Europe. Updated world stock indexes. Because of its large size and the existence of only two passes, each high tide creates a strong incoming current while each low tide creates a strong outgoing current in those two passes. Tourism is a major economic activity of the island: daily connections with Tahiti, an exceptional lagoon and passes which are good sites for scuba diving attract a steady number of tourists. The grapes are brought to the winery by boat. John Byron, passing the atoll during his circumnavigation in 1765, named it for the "Prince of Wales". Rangiroa appears in some maps as "Nairsa" or as "Dean’s island". It is believed the first settlers arrived on Rangiroa around the 10th century CE. The nearest atoll is Tikehau, 12 km to the west. Rangiroa is home to about 2,500 people on almost 80 km2. The inauguration of the Rangiroa Airport in 1965 allowed rapid development of the tourism industry as underwater diving facilities and hotels were built. Occasionally, tiger sharks and hammerhead sharks can also be spotted. Rangiroa (Tuamotuan for 'vast sky') or Te Kokōta (Cook Islands Māori for 'the Hyades star cluster') is the largest atoll in the Tuamotus and one of the largest in the world (smaller than Kwajalein in the Marshall Islands and Huvadhu in the Maldives).. Sedentary common bottlenose dolphins (Tursiops truncatus) regularly play group in the Pass. The lagoon has a maximum depth of 35 m and its surface is 1446 km². The piece of tissue, as a graft tissue, will develop quickly and will form a skin around the bead and then will deposit mother of pearl on the surface of the bead. The atoll of Rangiroa is also known for its vineyards, which are unique in the world. It is made of tarmac and coral chips. They called this atoll "Vlieghen Island" of Island of Flies, because their landing party returned to the ship covered in black flies. The width of land reaches 300 to 500 meters wide and its circumference totals up to 200 km. Both Avatoru and Tiputa were built on neighboring islands, 12.5 and 4 km in length respectively. 546), Taeo'o, Fenuaroa, Otepipi and Tevaro. Air transportation is available at Rangiroa Airport, located on the Avatoru Island, with flights to Tahiti and other atolls of the French Polynesia. Only two islands, at the northern end of the atoll, are permanently inhabited. There are approximately one hundred narrow passages (passes), called hoa, in the fringing reef. The atoll consists of about 415 motus, islets and sandbars comprising a total land area of about 170 km². The biggest farm, Gauguin's Pearl[3] employed more than 50 local workers, with a strong impact on the economy of this 2,000 person atoll. They are separated by the major Tiputa Pass. Rangiroa offers some of the best dives in the world in and around the Tiputa Pass, which lies at one end of the one main road and runs 3.5 km to the Avatoru Pass. Bead rejection is important and concern about 30 percent of the seeded shells, mainly because the graft tissue is not close enough to the bead. Get an overview of major world indexes, current values and stock market data. 817), Tiputa (pop. The varietals grown on the atoll include Carignan, Italia and Black Muscat. It is part of the Palliser group.
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