<Tr> <Th> Reference no . </Th> <Td> 1671 </Td> </Tr> <Tr> <Td_colspan="2"> Shore length is not a well - defined measure . </Td> </Tr> <P> 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 divided among four countries--Tanzania, Democratic Republic of the Congo (DRC), Burundi, and Zambia, with Tanzania (46%) and DRC (40%) possessing the majority of the lake . The water flows into the Congo River system and ultimately into the Atlantic Ocean . </P> <P> The name' Tanganyika' apparently refers to' the great lake spreading out like a plain', or' plain - like lake' ." </P>

Which is the deepest lake in east africa