Study Region (IMAGE) University of Washington Caption The red star shows where divers placed two underwater microphones, from late 2018 to fall 2019 and from fall 2019 to early 2020, at depths of 11 meters (36 feet) and 29 meters (95 feet), off the southwest Indian coast. The box at the right is a magnified view of the study region. Black dots show where illegal Soviet whaling ships hunted blue whales in the past. Credit Panicker and Stafford/Marine Mammal Science Usage Restrictions With credit 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.