Shark Mountain
Swim near the surface: Since agents are close to the surface, should be, too. Do Make sure not to dive too deep unless you need to really bu...

https://iskablogs.blogspot.com/2009/12/shark-mountain.html

Since agents are close to the surface, should be, too. Do
Make sure not to dive too deep unless you need to really build up some speed
to eat a helicopter or a bubble of PowerUp.
Badges
Shark Mountain rewarded by success and failure. Check Plates
section in the main menu to see how you're doing - if you are playing
play and chances of hearing a strange voice-just unlock another
ID card.