Keyombe, J. L.; Malala, J. O.; Waithaka, E.; Lewo, R. M.; Obwanga, B. O. Seasonal Changes in Length-Weight Relationship and Condition Factor of Nile Tilapia, Oreochromis Niloticus (Linnaeus, 1758) (Cichlidae) in Lake Naivasha, Kenya. Intl. J. Aquat. Biol. 2017, 5, 7-11.