Sonar, short for Sound Navigation and Ranging, is helpful for exploring and mapping the ocean because sound waves travel farther in the water than do radar and light waves.
More Browse All Facts
Who cares about seafloor mapping? We all do! Check out our interactive quiz with Cobalt, the nautical frog.
Lionfish are popular saltwater aquarium fish, Nowadays, they also live in western Atlantic waters off the East Coast of the U.S.
Visit NOAA's arcade portal for games and interactive activities focused on ocean and air themes. There's something for kids of all ages!
Thank you for visiting NOAA's National Ocean Service. Take our website user survey. We welcome your ideas, comments, and suggestions.
Controlling the crown-of-thorns: How American Samoa is fighting an outbreak of a destructive coral-eating predator.
Continue Reading →
Web site owner:
National Ocean Service
About Us | NOAA
Department of Commerce
NOAA's National Ocean Service
N/MB6, SSMC4, Room 9149
1305 East-West Hwy
Silver Spring, MD 20910
Revised: June 06, 2014 | You are here: http://oceanservice.noaa.gov/education/welcome.html