Lake Victoria Cichlids (IMAGE) University of Wyoming Caption Different species of fish, called cichlids, swim in East Africa's Lake Victoria. More than 700 cichlid species have evolved in the Lake Victoria region over the past 150,000 years. Credit Florian Moser Photo Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.