Creolefish (IMAGE) University of Massachusetts Amherst Caption Creolefish (Paranthias colonus) school at the Galapagos Marine Reserve, an ocean area with restricted harvest. A new analysis of the effectiveness of marine protected areas worldwide by UMass Amherst marine ecologist Brian Cheng and colleagues suggests that reserves not only replenish target fish populations, they may also restore ecological functioning. Credit UMass Amherst/Brian Cheng 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.