What is a Catch Share? (image) Environmental Defense Fund Caption Similar to dividing up a pie, a catch share fishery management program allocates a secure area or privilege to harvest a portion of the fishery's overall catch to an individual or group. More information is available at http://www.fisherytoolkit.edf.org. Credit ©Environmental Defense Fund Usage Restrictions Give credit to ©Environmental Defense Fund 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.