Record and measure geophysical, biological, meteorological, cryogenic and anthropogenic sound sources throughout the global ocean using innovative acoustic technologies and sensor platforms to characterize ocean soundscapes that inform stakeholders and the public on the health of marine ecosystems.
Damselfish in a tropical reef region within the National Park of American Samoa. Photo Credit National Park System. Click here to listen to a recording of damselfish.
In the News
The explosions, identified during the 2018 eruption phase, offer a clear acoustic signal that researchers could use to measure ocean... more
Search all PMEL publications
The sei whale is a large baleen whale, in the same genus as the blue whale, found in most of the world's oceans outside the Arctic. From 2009 to 2014, we searched acoustically for sei whales off the northeast coast of Greenland on the edge of the Arctic Ocean. We did this by deploying hydrophones (underwater microphones) and recording ambient sound, then searching the resulting recordings for... more