''Orthochromis'' is a genus of relatively small

haplochromine __NOTOC__ The haplochromine cichlids are a tribe of cichlids in subfamily Pseudocrenilabrinae called Haplochromini. This group includes the type genus (''Haplochromis'') plus a number of closely related genera such as '' Aulonocara'', '' Astat ...

cichlid Cichlids are fish from the family Cichlidae in the order Cichliformes. Cichlids were traditionally classed in a suborder, the Labroidei, along with the wrasses ( Labridae), in the order Perciformes, but molecular studies have contradicted this ...

s native to rivers and lakes in Eastern and Middle Africa. Most of its species are rheophilic.De Vos, L.; and L. Seegers (1998). Seven new Orthochromis species (Teleostei: Cichlidae) from the Malagarasi, Luiche and Rugufu basins (Lake Tanganyika drainage), with notes on their reproductive biology. Ichthyological Exploration of Freshwaters 9: 371—420. As presently defined ''Orthochromis'' is polyphyletic. Some ''Orthochromis'' species were formerly included in '' Schwetzochromis''.

Species

There are currently 14 recognized species in this genus: * ''

Orthochromis kalungwishiensis ''Orthochromis kalungwishiensis'' is a species of cichlid endemic to Zambia, where it is only known from the Kalungwishi River, a major tributary of Lake Mweru in the upper Congo River The Congo River ( kg, Nzâdi Kôngo, french: Fleuve Cong ...

'' (

Greenwood Green wood is unseasoned wood. Greenwood or Green wood may also refer to: People * Greenwood (surname) Settlements Australia * Greenwood, Queensland, a locality in the Toowoomba Region * Greenwood, Western Australia, a suburb of Perth C ...

& Kullander, 1994) * ''

Orthochromis kasuluensis ''Orthochromis kasuluensis'' is a species of cichlid endemic to Tanzania Tanzania (; ), officially the United Republic of Tanzania ( sw, Jamhuri ya Muungano wa Tanzania), is a country in East Africa within the African Great Lakes region ...

'' De Vos &

Seegers Seegers is a patronymic surname. Notable persons with that name include: * Doug Seegers, American guitarist and songwriter * Rainer Seegers (born 1952), German percussionist and timpanist * Wendy Seegers (born 1976), South African athlete * Willi ...

, 1998 * ''

Orthochromis luichensis ''Orthochromis luichensis'' is a species of cichlid endemic to Tanzania where it is only known to occur in tributaries A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A ...

'' De Vos &

, 1998 * ''

Orthochromis luongoensis ''Orthochromis luongoensis'' is a species of cichlid endemic to Zambia, where it is only known from the Luongo River, a tributary of the Luapula in the upper Congo River The Congo River ( kg, Nzâdi Kôngo, french: Fleuve Congo, pt, Rio Con ...

'' (

& Kullander, 1994) * ''

Orthochromis machadoi ''Orthochromis machadoi'', the Cunene dwarf happy, is a species of cichlid native to Angola and Namibia, where it is known from the Cunene River system. This species can reach a length of SL. The specific name of this fish honours the Portug ...

'' ( Poll, 1967) (Kunene Dwarf Happy) * ''

Orthochromis malagaraziensis ''Orthochromis malagaraziensis'' is a species of cichlid native to the Malagarasi River in Tanzania and Burundi Burundi (, ), officially the Republic of Burundi ( rn, Repuburika y’Uburundi ; Swahili language, Swahili: ''Jamuhuri ya Burund ...

'' ( David, 1937) * '' Orthochromis mazimeroensis'' De Vos &

, 1998 * ''

Orthochromis mosoensis ''Orthochromis mosoensis'' is a species of cichlid endemic to Burundi where it is only known to occur in the upper Malagarasi River The Malagarasi River is a river in western Tanzania, flowing through Kigoma Region, although one of its tributari ...

'' De Vos &

, 1998 * ''

Orthochromis polyacanthus ''Orthochromis polyacanthus'' is a species of cichlid native to the Democratic Republic of the Congo and Zambia, where it is known from the lower Congo River The Congo River ( kg, Nzâdi Kôngo, french: Fleuve Congo, pt, Rio Congo), formerly ...

'' (

Boulenger Boulenger is a surname. Notable people with the surname include: * Benjamin Boulenger (born 1990), French footballer * Edward George Boulenger (1888–1946), British zoologist, director of aquarium at London Zoo * George Albert Boulenger (1858–1 ...

, 1899) * ''

Orthochromis rubrolabialis ''Orthochromis rubrolabialis'' is a species of cichlid endemic to Tanzania Tanzania (; ), officially the United Republic of Tanzania ( sw, Jamhuri ya Muungano wa Tanzania), is a country in East Africa within the African Great Lakes regi ...

'' De Vos &

, 1998 * ''

Orthochromis rugufuensis ''Orthochromis rugufuensis'' is a species of cichlid endemic to Tanzania Tanzania (; ), officially the United Republic of Tanzania ( sw, Jamhuri ya Muungano wa Tanzania), is a country in East Africa within the African Great Lakes region ...

'' De Vos &

, 1998 * ''

Orthochromis stormsi ''Orthochromis stormsi'' is a species of cichlid endemic to the Democratic Republic of the Congo, where it is known from the upper Congo River basin and Lake Mweru. It has also been reported from Pool Malebo (Stanley Pool) and the Regina Falls ...

'' (

, 1902) * '' Orthochromis torrenticola'' ( Thys van den Audenaerde, 1963) * '' Orthochromis uvinzae'' De Vos &

, 1998

References

* C.Michael Hogan. 2012
''Kunene River''. eds. P.Saundry & C.Cleveland. Encyclopedia of Earth. National Council for Science and the Environment. Washington DC.
Haplochromini Cichlid fish of Africa Cichlid genera Taxa named by Humphry Greenwood Taxonomy articles created by Polbot {{Cichlidae-stub