Want to Save the Whales? Eavesdrop on Their Calls

But that’s not as easy as it sounds—literally—because it’s hard to anchor a floating microphone without creating background noise. “Moorings are typically made from chain, so they clank a lot,” says Mark Baumgartner, whale ecologist and senior scientist at the Woods Hole Oceanographic Institution, who helped develop the technology. “And that’s not really good when […]