How do scientists learn about the underwater sound?

How do scientists learn about the underwater sound?

How do scientists learn about the underwater sound? Scientists use a special microphone, cal led a hydrophone , that is placed on the seafloo r. Researchers from MBARI (Monterey Bay Aquarium Research Institute) placed such an instrument in the Monterey submarine canyon at 900 m depth off the California coast in USA. They have kindly made available a whole library of underwater sounds through the MBARI’s Soundscape Listening Room Humpback whale song Orcas (killer whales) Pacific white-sided dolphins Let’s explore!