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en.wikipedia.org/wiki/Pelagic_zone

The pelagic zone consists of the water column of the open ocean, and can be further divided ... It can be significantly affected by the seabed and the life that lives there. Fish that live in the demersal zone are called demersal fish, and can be ...

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 open sea beyond the edge of the continental shelf and includes 65% of the ocean's completely open water. ... While it is often difficult for life to sustain itself in this type of environment, ...

oceana.org/marine-life/marine-science-and-ecosystems/open-ocean

They spend their entire lives surrounded by water on all sides and do not know that anything else even exists. In the case of the deep open ocean, organisms ...

www.windows2universe.org/earth/Water/life_pelagic.html

Jun 1, 2010 ... The open ocean, called the pelagic zone, is the largest area of the marine ecosystem. It reaches from coasts to the middle of the ocean.

marinebio.org/oceans/open-ocean

The open ocean, or pelagic zone, consists of everything in the ocean outside of ... This area is packed with ocean life because of the sunlight that penetrates the ...

wwf.panda.org/about_our_earth/blue_planet/open_ocean

Enormously long currents flow like rivers under the surface, influencing everything from the concentration of marine life to weather systems on land. There's also ...

www.bbc.co.uk/nature/habitats/Pelagic

It's referred to as the 'marine desert' because nutrients are lower here than in the shallow seas and life can be scarce. Open ocean, or pelagic, predators ...

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

Oceanographers divide the ocean into three broad zones. Together, they could ... Ocean Life & Ecosystems · Mammals · Sharks ... Zones of the Open Ocean ... About three-fourths of the ocean is deep, permanently dark, and cold. Learn more  ...

www.biologyreference.com/Oc-Ph/Ocean-Ecosystems-Open-Ocean.html

The realm of open water, called the pelagic zone, has the greatest volume and vertical range of any life zone. It includes the region above the continental shelf ...