Because sharks discriminate according to the angle a person enters the water. Smarter than we thought!
(We’re aware they mean divers like, you know, the ones with the air and the mask and the dolly suits. The joke [we’ll be the judge of that] just wouldn’t have worked quite as well otherwise. Ignorance is fun!)
But then Zuhair Garana, Tourism Minister for Egypt, goes and says colon
‘I cannot say that deep waters are completely secure but shallow waters are 100% secure. And mine’s a falafal with extra garlic sauce and a chip.’
*is confused; gets bored of being confused, so sucks the cream out of an After Eight*
So, in conclusion, you can snorkel in the shallow bit. Just beware of falling bricks.
You never know!