The Sharqiya Sands ( ar, ٱلرِّمَال ٱلشَّرْقِيَّة, Ar-Rimāl Ash-Sharqiyyah, formerly known as Wahiba Sands ( or )) is a region of desert in

Oman Oman ( ; ar, عُمَان ' ), officially the Sultanate of Oman ( ar, سلْطنةُ عُمان ), is an Arabian country located in southwestern Asia. It is situated on the southeastern coast of the Arabian Peninsula, and spans the mouth of ...

, The region was named for the Bani Wahiba tribe.Alsharan, 615. Divided between the northern and southern

governorates A governorate is an administrative division of a state. It is headed by a governor. As English-speaking nations tend to call regions administered by governors either states or provinces, the term ''governorate'' is often used in translation from ...

in the Eastern Region. The area is defined by a boundary of north to south and east to west, with an area of .Alsharan, 216. The desert has been of scientific interest since a 1986 expedition by the Royal Geographical Society documented the diversity of the terrain, the

flora Flora is all the plant life present in a particular region or time, generally the naturally occurring (indigenous (ecology), indigenous) native plant, native plants. Sometimes bacteria and fungi are also referred to as flora, as in the terms '' ...

and

fauna Fauna is all of the animal life present in a particular region or time. The corresponding term for plants is ''flora'', and for fungi, it is ''funga''. Flora, fauna, funga and other forms of life are collectively referred to as ''Biota (ecology ...

, noting 16,000

invertebrate Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column (commonly known as a ''backbone'' or ''spine''), derived from the notochord. This is a grouping including all animals apart from the chordate ...

s as well as 200 species of other wildlife, including

avifauna Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight s ...

.Darke and Shields, 216. They also documented 150 species of native flora.

Geology

The desert was formed during the Quaternary period as a result of the forces of south-west blowing

monsoon A monsoon () is traditionally a seasonal reversing wind accompanied by corresponding changes in precipitation but is now used to describe seasonal changes in atmospheric circulation and precipitation associated with annual latitudinal osci ...

and the northern shamal

trade wind The trade winds or easterlies are the permanent east-to-west prevailing winds that flow in the Earth's equatorial region. The trade winds blow mainly from the northeast in the Northern Hemisphere and from the southeast in the Southern Hemisph ...

, coming in from the east. Based on the types of

dunes A dune is a landform composed of wind- or water-driven sand. It typically takes the form of a mound, ridge, or hill. An area with dunes is called a dune system or a dune complex. A large dune complex is called a dune field, while broad, fl ...

found in the area, it is divided into the high, or upper, Wahiba and low Wahiba. The upper area contains mega-ridge sand systems on a north–south line that are believed to have been formed by monsoon. The dunes of the north, formed at some point after the last regional

glaciation A glacial period (alternatively glacial or glaciation) is an interval of time (thousands of years) within an ice age that is marked by colder temperatures and glacier advances. Interglacials, on the other hand, are periods of warmer climate be ...

, measure up to high,Alsharan, 119, 316. with peaks accumulating in the areas just beyond the strongest wind speeds, where declining velocity wind deposited sand. The north and west boundaries of the desert are delineated by the fluvial systems Wadi Batha and Wadi Andam. Beneath the surface sands are an older layer of cemented carbonate sand.

Alluvium Alluvium (from Latin ''alluvius'', from ''alluere'' 'to wash against') is loose clay, silt, sand, or gravel that has been deposited by running water in a stream bed, on a floodplain, in an alluvial fan or beach, or in similar settings. ...

deposits believed to have originated from the Wadi Batha during the Paleolithic era have been disclosed in the central desert beneath the interdune surface.

Wind erosion Aeolian processes, also spelled eolian, pertain to wind activity in the study of geology and weather and specifically to the wind's ability to shape the surface of the Earth (or other planets). Winds may erode, transport, and deposit materials ...

is believed to have contributed to the existence of a nearly level plain in the southwest.

Inhabitants

The area is occupied by Bedouins who congregate at Al-Huyawah, an oasis near the border of the desert, between June and September to gather

dates Date or dates may refer to: *Date (fruit), the fruit of the date palm (''Phoenix dactylifera'') Social activity *Dating, a form of courtship involving social activity, with the aim of assessing a potential partner **Group dating * Play date, a ...

. Tribes present in the area at the time of the Royal Geographical Society expedition included, predominantly, Al Wahiba (or Yal Wahiba) for whom the region is named, Al-Amr, Al-Bu-Isa, Hikman, Hishm and Janaba.

Gallery

File:Prosopis cineraria.jpg, Ghaf trees
(''

Prosopis cineraria ''Prosopis cineraria'', also known as ghaf, is a species of flowering tree in the pea family, Fabaceae. It is native to arid portions of Western Asia and the Indian Subcontinent, including Afghanistan, Bahrain, Iran, India, Oman, Pakistan, Sau ...

'') File:Wahiba Sands (12).jpg, Wahiba Sands File:Wahiba Sands (7).jpg, File:Wahiba Sands, sunrise (6896834297).jpg,

Sunrise Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. The term can also refer to the entire process of the solar disk crossing the horizon and its accompanying atmospheric effects. Terminology A ...

File:Wahiba Sands (3).jpg, Vehicles on the dunes near the

Eastern Hajar Mountains The Hajar Mountains ( ar, جِبَال ٱلْحَجَر, Jibāl al-Ḥajar, ''The Rocky Mountains'' or ''The Stone Mountains'') in northeastern Oman and also the eastern United Arab Emirates are the highest mountain range in the eastern Arabia ...

Geology

Inhabitants

Gallery

See also

References

Sources

External links