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There are five major oceans, the Atlantic, the Pacific, the Indian, the Arctic and the Southern Ocean.

en.wikipedia.org/wiki/Oceanic_zone

The oceanic zone begins in the area off shore where the water measures 200 meters (656 feet) deep or deeper and extends to the ocean floor. It is the region of ...

www.seasky.org/deep-sea/ocean-layers.html

Scientists have divided the ocean into five main layers. These layers, known as zones, extend from the surface to the most extreme depths where light can no ...

www.mbgnet.net/salt/oceans/zone.htm

Light Zones. The ocean can be divided from its surface to its depth into three zones based on the amount of light received. They are: Sunlight Zone 1.

www.ck12.org/earth-science/Ocean-Zones/lesson/Ocean-Zones-HS-ES

Feb 24, 2012 ... To better understand regions of the ocean, scientists define the water column by depth. They divide the entire ocean into two zones vertically, ...

www.mooremiddleschool.org/users/6MyDocs/OCEAN%20ZONES%20PPT.ppt

The Ocean is much, much deeper than anything on land is high… ... scientists have organized the sea into layers/zones because the living environment ...

www.kids-fun-science.com/oceanic-zones.html

Oceanic zones are specific areas of the ocean. Most ocean life lives in one specific zone. Marine biologists have discovered some animals, whales, can dive to ...

www.extremescience.com/ocean-zones.htm

Scientists have organized and classified the oceans into various zones, each with its own characteristics. These zones aren't known to the creatures that live in  ...

ocean.si.edu/ocean-photos/zones-open-ocean

Oceanographers divide the ocean into three broad zones. Together, they could hide 20 Washington Monuments stacked on top of each other. Each zone has a ...

www.nhptv.org/natureworks/nwep6c.htm

If you look beneath the surface of the open ocean, you'll find a diverse and unique environment. - NatureWorks.