Franz Ludwig Stuhlmann was a German naturalist, zoologist and African explorer, born in Hamburg.
The dash-dot barb is a species of cyprinid fish.
The Jackson's barb is a species of cyprinid fish.
Atopochilus vogti is a species of upside-down catfish endemic to Tanzania where it occurs in the Wami River. This species grows to a length of 12.6 centimetres (5.0 in) TL.
Werner's catfish is a species of airbreathing catfish. It is found in Burundi and Tanzania. Its natural habitats are rivers and freshwater lakes. It is threatened by habitat loss. This species reaches a length of 23.0 cm SL.
Distichodus petersii is a species of fish in the family Distichodontidae. It is endemic to Tanzania. Its natural habitat is rivers.
Astatotilapia tweddlei is a species of fish in the family Cichlidae. It is found in Malawi and Mozambique. Its natural habitats are rivers and freshwater lakes.
Livingston's bulldog Marcusenius livingstonii is a species of ray-finned fish in the family Mormyridae. It is found in Malawi, Mozambique, and Tanzania. Its natural habitats are rivers, intermittent rivers, and freshwater lakes. It is threatened by habitat loss.
The Victoria stonebasher is a species of ray-finned fish in the family Mormyridae. It is found in Kenya, Rwanda, Tanzania, and Uganda. Its natural habitats are rivers, swamps, freshwater lakes, freshwater marshes, and inland deltas. It is threatened by habitat loss.
Micralestes stormsi is a species of fish in the family Alestidae. It is found in Burundi, the Democratic Republic of the Congo, Tanzania, and Zambia. Its natural habitat is rivers.
Rhabdalestes leleupi is a species of fish in the family Alestidae. It is found in Kenya and Tanzania. Its natural habitats are rivers and freshwater lakes.
The Ulanga River, also known as the Kilombero River, rises in the highlands of the southwest of Morogoro Region, Tanzania, on the eastern slope of the East African Rift. The river flows northeast along the northeastern border of the Lindi Region before it flows into the Rufiji River. The Rufiji eventually flows into the Indian Ocean on the southern coast of the Pwani Region.
Ladigesia roloffi, the Sierra Leone dwarf characin, is a species of African tetra that is found in Sierra Leone and Liberia. It is the only member of its genus.
Citharidium ansorgii is a species of lutefish found in the Niger River basin in Nigeria and also reported from Cameroon. It is the only member of its genus. Its conservation status is least concern. The only known threats which could negatively affect the population of this species are oil studies in the Lower Delta and potential impact of the invasive water hyacinth in the inland delta.
Klausewitzia ritae is a species of South American darter found in the upper Amazon River basin at the Peruvian/Brazilian border. It is the only member of its genus.
Hydrocynus forskahlii, the elongate tigerfish, is a species of predatory characin from the family Alestidae which is found in northern and western Africa.
Nannopetersius lamberti is a species of fish in the African tetra family, found in the African river basins of the Ntem, the Ogowe, the Nyanga and the Kouilou Rivers. This species reaches a length of 7.0 cm (2.8 in).
Nannopetersius mutambuei is a species of fish in the African tetra family, only found in the Inkisi River upstream of the Sanga dam in the lower Congo River basin, in the Democratic Republic of the Congo. This species reaches a length of 12.0 cm (4.7 in).
Phenacogrammus bleheri is a species of fish in the African tetra family. It is known only from a small tributary of the Bari River in the Lua River system in the Ubangi River drainage, in the middle Congo River basin in the Democratic Republic of the Congo. This species reaches a length of 6.3 cm (2.5 in).
Phenacogrammus deheyni is a species of fish in the African tetra family. It is found in the middle Congo River, the Ruki drainage, of the Mongala and Aruwimi rivers in the Democratic Republic of the Congo, Africa. This species reaches a length of 10.0 cm (3.9 in).
