Listen to the Fishes (audio) Washington University in St. Louis Share Print E-Mail Loading audio... Caption Amplified electric pulses were recorded at Biroudou Creek in southeastern Gabon. Each click represents a single electric-organ discharge, which is about one millisecond long. Several fish can be heard in this recording. A fish's signal becomes louder when it moves closer to the electrode picking up the discharges. Credit Bruce Carlson Usage Restrictions Please credit properly 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.