East African Village (image) Wildlife Conservation Society Caption According to a recent study by WCS and other organizations, coral reefs next to "middle class" communities in Eastern Africa have the lowest fish levels. In contrast, reefs next to villages of low and high socio-economic levels had higher fish levels. Credit (c) Tim McClanahan Usage Restrictions Use with photo credit. One-time usage only. 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.