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In 2007, a piece of oceanic crust found in Greenland was dated by scientists to be around 3.8 billion years old. The age of the oldest oceanic rocks was previously determined to be...

The ocean floor is home to unique communities of plants and animals. Most of these ecosystems are near the water surface, such as the Great Barrier Reef. At deeper points, unusual sea life thrives around geothermal vents.



Map showing the underwater topography (bathymetry) of the ocean floor. Like land terrain, the ocean floor has ridges, valleys, plains and volcanoes.

The Ocean Floor


We provide a wide selection of fish, reptiles, aquariums and more to those in the Phoenix area.

The seafloor has been widely mapped by shipborne magnetometers, allowing us to delineate zones of normal and reversed magnetic polarity. Very little ocean floor is older than 125 million years, as shown by the blue areas. So while this map is great for studying plate ... More »
By Andrew Alden, About.com Guide

Specials | Ocean Floor Store


Have a look at our weekly specials including great deals on fish, aquariums, accessories, and water conditioners.

Oceans Alive! | The Water Planet | Physical Features of the Ocean


The deepest ocean trenches could easily swallow up the tallest mountains on land. ... The diagram below shows the main features found on the ocean floor.

Ocean Floor - BrainPOP


Underwater mountains and shelves? Discover how ocean currents and the movement of tectonic plates forms trenches, valleys, plains, and ridges.

Ocean Floor - Visual Dictionary Online - Merriam-Webster


Part of the Earth's surface beneath the seas and the oceans; its topography is highly variable. ocean floor. wave previous · next ocean-trenches-ridges ...

ocean floor | Britannica.com


The ocean floor has the same general character as the land areas of the world: mountains, plains, channels, canyons, exposed rocks, and sediment-covered ...

Popular Q&A
Q: What is the ocean floor made of?
A: Answer Below the muck and ooze of dead sea life are the basaltic oceanic plates, roughly 5 kilometers in depth. Basalt is an extrusive igneous rock which appear... Read More »
Source: wiki.answers.com
Q: What is the ocean floor covered with?
A: its covered with rock and stones. Read More »
Source: wiki.answers.com
Q: What was discovered at the ocean floor.
A: Fish. Plants. Shipwrecks. Be more specific and repost. Read More »
Source: www.answers.com
Q: What is ocean floor?
A: ( ′ō·shən ′flör ) (geology) The near-horizontal surface of the ocean basin. Read More »
Source: www.answers.com
Q: What is on the ocean floor?
A: The ocean floor is as varied and irregular as the land we can see. It has mountains and Read More »
Source: www.chacha.com