Identifin Interface (1 of 3) (IMAGE) Stellenbosch University Caption This is what the interface of the Identifin -- fin matching -- program looks like. A researcher takes the original photograph (a) and indicates the top and the bottom of the fin. The software then automatically traces the notches pattern (in red). Credit Sara Andreotti, Identifin 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.