The Riet River ( af, Rietrivier) is a river in the
Western Cape Province
The Western Cape is a province of South Africa, situated on the south-western coast of the country. It is the fourth largest of the nine provinces with an area of , and the third most populous, with an estimated 7 million inhabitants in 2020 ...
,
South Africa
South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...
. It is part of the
Olifants/Doring River
The Olifants River ( af, Olifantsrivier) is a river in the northwestern area of the Western Cape Province of South Africa. The upper and main catchment area of the Olifants river is around Ceres and the Cederberg mountains. The Clanwilliam and Bu ...
system.
Course
It originates in the
Koue Bokkeveld Mountains
The Koue Bokkeveld, meaning "Cold Buck Shrubland" in Afrikaans, is a mountain range in the Western Cape Province, South Africa. Geologically the range is composed of Cedarberg Sandstone of the Cape System.
Location and extent
It is located above ...
north of
Ceres
Ceres most commonly refers to:
* Ceres (dwarf planet), the largest asteroid
* Ceres (mythology), the Roman goddess of agriculture
Ceres may also refer to:
Places
Brazil
* Ceres, Goiás, Brazil
* Ceres Microregion, in north-central Goiás ...
at the confluence of the
Winkelhaak River and
Houdenbeks River, flowing roughly northwards. After the
Groot River
Groot River or Grootrivier, meaning "large river", may refer to:
* Groot River (Eastern Cape), a tributary of the Gamtoos River (South Africa)
* Groot River (Southern Cape), a tributary of the Gourits River (South Africa)
* Groot River (Western C ...
joins its left bank it turns eastwards. Below this confluence, the Riet River is joined by the
Brandkraals River on its right bank and by the
Matjies River on its left side, after which it flows into the
Doring River
The Doring River ( af, Doringrivier) is a river in the Western Cape Province, South Africa. It is part of the Olifants/Doring River system.
The name 'Doring' is also applied to a stretch of the Sout River, another Olifants tributary, midway th ...
at a place known as De Mond.
Ecology
The
Clanwilliam Yellowfish
The Clanwilliam yellowfish (''Labeobarbus seeberi'') is a ray-finned fish species in the family Cyprinidae. It has long been placed in ''Barbus'', the "wastebin genus" for barbs, by default; however, the species is increasingly being restored to ...
(''Labeobarbus capensis''), a local
endemic
Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...
species classified as
Vulnerable by the
IUCN
The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...
, is still found in the Doring and other rivers of its basin.
Technical Report on the State of Yellowfishes in South Africa 2007
/ref>
See also
* List of rivers of South Africa
This is a list of rivers in South Africa.
It is quite common to find the Afrikaans word ''-rivier'' as part of the name. Another common suffix is "''-kamma''", from the Khoisan term for "river"
Meiring, Barbara"South African Toponymic Guideline ...
References
{{reflist
External links
Olifants/Doorn WMA: Internal Strategic Perspective
Rivers of the Western Cape