> Just a small thought here - why wouldn't they use two metal plates and use
the sea as the battery?
> Unless the load would be too great of course.

Bio mater buildup on the plates

> <SNIP>  Somewhere I have some data taken by the Woods Hole Oceanographic
Inststute for
> instruments that would run off batteries for several years on the bottom
of the ocean,<SNIP>

Regards
Sergio

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