Scientists Listen for Mammals, Ships in a Changing Bering Sea
![James Longley uses a pulley over the side of a fishing boat to retrieve a sound recorder from the Bering Sea.](https://knom.org/wp-content/uploads/2018/03/SeaSounds-1.jpg)
Less sea ice means increased shipping traffic, and that could impact marine mammals in the region. To get a better idea of what’s changing, scientists are listening in on the sounds of the Bering Sea.