Can sharks detect a drop of blood in a olympic sized swimming pool?

Answer 1

they can't really see in the water. But think of it like this , let's say if you were blind folded and you were pretending that you were a shark. and you sat a plate of Pizza on the table you can smell that pizza like a shark can smell blood.

Answer 2

Yes, probably multiple sharks; just not a whale! Well, maybe a small whale...

Answer 3

Yes it is proven by science that sharks can smell blood from a mile away!!!

Answer 4

Yes they can.