
These are the amazing scenes as a group of scuba divers swim with some giant 330 pound Napoleon Wrasse fish to create some amazing optical illusions.

The massive fish, who can live for 20 years are the largest fish to live on coral reefs.

Up until the age of about eight, they have the ability to become transform from a female into a male if there are shortage of potential breeding partners.

This is the amazing moment it appears that scuba diver Gary Brennand is swallowed whole by Wally the fish

In another shot the scuba diver looks as if they are being ejected from the giant fish's mouth back into the ocean

Wally the Napoleon Wrasse is a popular feature on the Great Barrier Reef and seems to enjoy the attention of tourists

Wally the fish is often photographed by tourists diving on the reef and has become somewhat of a media star

Australian hospital worker Gary Brennand filmed the fish while scuba diving off the Great Barrier Reef.

The fish can grow up to 330 pounds but are on the endangered list despite their size.

Mr Brennand and his friends created the amazing images - involving the giant fish.

In one image, Mr Brennand swims in the background as the giving the impression that he has been swallowed by whole by the giant fish.

The amazing shot features Mr Brennand's legs 'dangling out of the fish's mouth.

In another shot, it appears that the diver is being ejected from the fish's mouth.

The Napoleon Wrasse in question is a popular fish known to locals as Wally.

The Napoleon Wrasse can live for up to 20 years and spend their lives swimming around coral reefs

Wally the fish is renowned for sneaking up behind scuba divers and interrupting their sub surface selfies