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.
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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!
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The nature of fish "sleep" is an area of active research. While fish do not sleep in the same way that land mammals sleep, most fish do rest.
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Revised: June 06, 2014 | You are here: http://oceanservice.noaa.gov/education/welcome.html