''Sauvagella robusta'' is a small species of

fish Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups. Approximately 95% of li ...

in the family

Clupeidae Clupeidae is a family of ray-finned fishes, comprising, for instance, the herrings, shads, sardines, hilsa, and menhadens. The clupeoids include many of the most important food fishes in the world, and are also commonly caught for production of ...

. It is

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 ...

to the Amboaboa and Mangarahara River Basins in northern

Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...

.Stiassny, M.L.J. (2002). ''Revision of Sauvagella Bertin (Clupeidae: Pellonulinae: Ehiravini) with a description of a new species from the freshwaters of Madagascar and diagnosis of Ehiravini.'' Copeia 2002(1): 67-76. This relatively slender fish reaches a length of , and is overall pale yellowish with silvery on the lower parts. Its current conservation status is unclear, but the cichlid ''

Ptychochromis insolitus ''Ptychochromis insolitus'', also known as the Mangarahara cichlid or joba mena, is a species of cichlid endemic to certain river systems in northern Madagascar.Stiassny, M., and Sparks, J. S. (2006). ''Phylogeny and Taxonomic Revision of the End ...

'', which is highly threatened from habitat loss, is native to the same region. ''Sauvagella robusta'' is known to survive at least in

Lake Tseny A lake is an area filled with water, localized in a basin, surrounded by land, and distinct from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, although, like the much large ...

.IUCN, Freshwater Fish Specialist Group:
Madagascar.
'' Retrieved 27 June 2014.

References

Sauvagella Freshwater fish of Madagascar Taxonomy articles created by Polbot Fish described in 2002 {{Clupeiformes-stub