Holo and Zara are desperate aliens who are stripping silicon from the earth oceans. They need silcon to get their spacecraft back to their home planet. Unfortunately, their efforts are creating a dangerous red tide in the ocean. With the help of Professor Matey, the SuperFriends stop the aliens and help them find a different source of silicon.

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  • Episode Number 16
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  • Originally Aired Saturday, December 22, 1973
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  • Last Updated 11/09/2006 1:48pm