Fisher on Lake Tanganyika (IMAGE) University of Arizona Caption This is an artisanal fisher sailing on Lake Tanganyika. Fish from the lake is a crucial source of protein for the people of south-central Africa. Credit Andrew S. Cohen, University of Arizona Usage Restrictions This photo, Fisher on Lake Tanganyika, may only be used to illustrate a story about the research described in the accompanying news release, Twentieth-Century Warming in Lake Tanganyika is Unprecedented. Please make sure to credit the photo as requested. Do not post this photo independent of the story. 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.