In the movie Shark water it’s the opposite. They are informing us about them. They present sharks like a shy animal and explain he’s behaviour and actions. This movie is showing us that if you stay calm there are not going to attack you and if they do attack it’s because a shadow looks like their prey.
The purpose of the movie is to protect all species but mostly sharks. To show us how we are with them and what is it going to do if we don’t stop. In some parts we can see that we killed more sharks