FILE - This April 10, 2008 file photograph shows three right whales cresting their tails on the surface near Provincetown, Mass., in Cape Cod Bay. A study off the Massachusetts coast has concluded that increasing amounts of underwater noise, largely from shipping traffic, is surrounding rare right whales in an “acoustic smog,” making it harder for them to communicate.
FILE - This April 10, 2008 file photograph shows three right whales cresting their tails on the surface near Provincetown, Mass., in Cape Cod Bay. A study off the Massachusetts coast has concluded that increasing amounts of underwater noise, largely from shipping traffic, is surrounding rare right whales in an “acoustic smog,” making it harder for them to communicate. Stephan Savoia AP
FILE - This April 10, 2008 file photograph shows three right whales cresting their tails on the surface near Provincetown, Mass., in Cape Cod Bay. A study off the Massachusetts coast has concluded that increasing amounts of underwater noise, largely from shipping traffic, is surrounding rare right whales in an “acoustic smog,” making it harder for them to communicate. Stephan Savoia AP