Lake Bogoria is a saline, alkaline lake that lies in a volcanic region in a half-graben basin south of Lake Baringo, Kenya, a little south of the equator. Lake Bogoria, like Lake Nakuru, Lake Elmenteita,and Lake Magadi further south in the Rift Valley, and Lake Logipi to the north, is home at times to one of the world’s largest populations of lesser flamingos.The lake is a Ramsar site and Lake Bogoria National Reserve has been a protected National Reserve since November 29, 1973 The alkaline lake  feeds blue-green algae which in turn feed flamingos. At times the number of flamingos feeding in the lake may be as high as two million Raptorssuch as tawny eagles prey on the flamingos. In total, 135 species of bird have been recorded. They include little grebe, pratincole, swift, little bee-eater,cape wigeon, yellow-billed stork, African spoonbill, augur buzzard, gabargoshawk, water dikkop, great tit, starling, hornbill and crombec