Grouper Mating Call (audio) Florida Atlantic University Share Print E-Mail Loading audio... Caption Numerous fish produce sounds for many reasons like courtship and mating, navigation, and defending their territories from intruders. Some groupers produce sounds associated with courtship during spawning aggregation that are specific to species. Credit Laurent M. Cherubin, Ph.D., Florida Atlantic University's Harbor Branch Oceanographic Institute Usage Restrictions Credit: Laurent M. Cherubin, Ph.D., Florida Atlantic University's Harbor Branch Oceanographic Institute 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.