BBC - Science & Nature - Sea Life - Blue Planet Challenge

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1 January 2010
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To explore the deep ocean in a virtual environment. You must prepare for an underwater expedition, then collect and analyse data from the alien world of the deep.

Choose which creature you think really lives on the sea floor, but be careful - get the answer wrong and your choice gets squashed by a ten ton weight!

If you don't have Flash 4 you can download it from here free.


	Move on to the next stage and find out what you need to know in order to explore the world of the deep. You can look through the species for a closer look at the creatures you'll meet on your dive, from tiny jellies to massive deep sea sharks.



	One mature tree in a riparian area can filter as much as 90kg (198lb) of nitrates run-off per year.

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