Click on the or the Water surface while the item is active.
Here is a breakdown of how these games typically function and the general strategy for finding the "top" or correct solutions. the jungle call shark lagoon walkthrough top
Use meat scraps or local "Jungle Fruit" (if playing a scavenger build) to lure sharks away from the main objective. Click on the or the Water surface while the item is active
Shark movements usually follow a predictable circular path. Wait for the ripple to move away before dashing to the next sandbar. Use the Reeds: Shark movements usually follow a predictable circular path
They are traps. The Top Channel is the only path to the boss and the treasure.
Note: If you were looking for the secret "code" (sometimes used in older Shark Lagoon versions to unlock the game), it is typically "shark" or related to the game title, entered in the code box on the main menu.