Scientists have discovered the source of the "bio-duck" sound, a strange noise that has mystified scientists and submarine captains in the ocean off Antarctica for decades.
Scientists with NOAA’s National Ocean Service recently completed an 11-day mission to map undersea habitats in the Caribbean, including coral habitats used by valuable species of reef fish.
Every year, dozens of whales become entangled in fishing gear off the U.S. Atlantic coast. The Atlantic Large Whale Disentanglement Network works to save them.
