Echolocation For Your Cell Phone

It would be cool to have something like this in my fishing boat where instead of a dot on the screen I could get something that tells me where the fish are and what kind too.:-)

At what point do you stop cheating and start fishing? What's so wrong with having intuition about where the fish are? There are plenty of tell-tale signs that would give you clues to where the fish are hiding.

I admit, I don't boat fish because it's absolutely way too boring. I prefer walking up the mountain river, pickup up river stones to see what bugs are underneath. Maybe boat fishing is just too different an animal that my tactics would not adapt well, but I doubt it. With enough experience, I am posit

Source: http://rss.slashdot.org/~r/Slashdot/slashdotScience/~3/Cgd4JzLe1PE/story01.htm

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