Mormyrids (IMAGE) Washington University in St. Louis Caption Researchers from Washington University in St. Louis have mapped the regions of the brain in mormyrid fish in extremely high detail. Credit Courtesy Carlson laboratory, Washington University in St. Louis Usage Restrictions For editorial purposes 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.