Barracuda (image) Wildlife Conservation Society Share Print E-Mail Caption During a 14-year study by the Wildlife Conservation Society, conservationists found that fishing closures in a Glover's Reef atoll resulted in an increase in predatory fish such as barracudas (pictured here) and groupers, but not the herbivorous fish (parrotfish and surgeonfish) that eat the kind of algae that smothers reefs. Credit Tim McClanahan/Wildlife Conservation Society Usage Restrictions One-time usage only. Must use the following credit: Tim McClanahan/Wildlife Conservation Society Share Print E-Mail 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.