Remote-control Fish

Really? Yes fish that will swim to a sound and wait for something to happen.

Scientists to test plan for _remote-control fish_ _ Mail & Guardian Online-1.jpg

 

What does that help? – what about fish that can be released into the open sea and which will swim back when called to be harvested.

Yes its real with the advantage being that they will not need feed and their waste will not accumulate as in conventional aquaculture.

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