Lake Malawi, also known as Lake Nyasa in Tanzania and Lago Niassa in Mozambique, is an African Great Lake and the southernmost lake in the East African Rift system, located between Malawi, Mozambique and Tanzania.
Lake Tanganyika is an African Great Lake. It is the second-oldest freshwater lake in the world, the second-largest by volume, and the second deepest, in all cases after Lake Baikal in Siberia. It is the world's longest freshwater lake. The lake is shared among four countries—Tanzania, the Democratic Republic of the Congo (DRC), Burundi, and Zambia—with Tanzania (46%) and DRC (40%) possessing the majority of the lake. It drains into the Congo River system and ultimately into the Atlantic Ocean.
The Rocky Mountain capshell is a species of freshwater snail in the family Acroloxidae, the river limpets. It is the only member of the family found in North America.
Africanogyrus is a genus of air-breathing freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails and their allies.
Bellamya constricta is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusc in the family Viviparidae.
Bridouxia praeclara is a species of tropical freshwater snail with a gill and an operculum, aquatic gastropod mollusk in the family Paludomidae.
Bridouxia smithiana is a species of tropical freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Paludomidae.
Bulinus nyassanus is a species of small air-breathing freshwater snail with a sinistral shell, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ramshorn snails and their allies. This species is endemic to Lake Malawi in Africa, where found both in shallow and relatively deep water. Its shell generally reached a size of up to around 14 mm × 11 mm.
Burnupia stuhlmanni is a species of small freshwater snail or limpet, an aquatic gastropod mollusk which was traditionally placed in the family Planorbidae, the ram's horn snails and their allies.
Ceratophallus socotrensis is a species of freshwater air-breathing snails, aquatic pulmonate gastropod mollusks in the family Planorbidae, the ram's horn snails, or planorbids. The snails in this species have sinistral or left-coiling shells. This species is endemic to Socotra, Yemen.
Chytra kirki is a species of tropical freshwater snail with an operculum, aquatic gastropod mollusk in the family Paludomidae.
Cleopatra cridlandi is a species of freshwater snail with an operculum, aquatic gastropod molluscs in the family Paludomidae.
Gabbiella humerosa is a species of small freshwater snails with an operculum, aquatic prosobranch gastropod mollusks in the family Bithyniidae.
Melanoides nyassana is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Thiaridae.
Melanoides polymorpha is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Thiaridae.
Melanoides turritispira is a species of gastropod in the Thiaridae family. It is endemic to Lake Malawi. Its natural habitat is freshwater lakes. It is threatened by habitat loss.
Marstonia castor, common name the beaver pond marstonia, is a species of very small freshwater snail with a gill and an operculum, an aquatic operculate gastropod mollusc in the family Hydrobiidae. This species was endemic to a very limited area of the US state of Georgia, mostly to streams and creeks around Lake Blackshear.
Acroloxus lacustris, or the lake limpet, is a small freshwater limpet or snail, a species of aquatic gastropod mollusk in the family Acroloxidae.
Biomphalaria stanleyi is a species of air-breathing freshwater snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails.
