Underwater internet cables can help save endangered whales

The cables can eavesdrop on multiple baleen whale species--including the world's largest. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Smaller baleen cetaceans like the North Atlantic right whale vocalize at higher frequencies that do not travel as far through water as larger relatives. The world's oceans are crisscrossed by thousands of miles of deep sea fiber-optic cables . This immense infrastructure is the foundation for much of the planet's international power transmission and telecommunications, but marine biologists say the lines can provide an unexpected conservation benefit.