Synopsis
Dive into an invisible world you’ll have to see to believe. Nearly 70% of the Earth’s surface is covered with water. But you’ve never seen most of its inhabitants like phytoplankton, parasites and extremophiles. Plus, delve into ocean currents and underwater acoustics.
Original title What You Can't See
First air date Jan. 01, 2011
Last air date Jan. 03, 2011
Seasons 1
Episodes 3
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