Travelling shot of the sea bed. The camera moves through a coral seascape.

Travelling shot though a vertical seascape. The camera passes through red coral as it descends.

Point of view shot (POV) swimming through a reef, passing shoals of beautiful fish. A pacific manta ray approaches and passes by.

Underwater shot of a large shoal of Sardines swimming, camera moves through sea water and the fish move sideways to avoid it.

Underwater shot of a coral reef in Papua New Guinea. Shoals of fish swim around the reef.

Osprey Reef, Coral Sea, Australia: Low-level aerial slowly travelling over land mass towards coral reef

Lulworth Cove, Dorset, United Kingdom: Aerial view travelling over sea towards coastline then camera flies over cliff to expanse of water called Lulworth Cove and over village of West Lulworth.

Ningaloo Reef, Australia: Aerial shot of a submerged offshore reef, with waves seen breaking over the reef.

Osprey Reef, CoralSea, Australia:Low-level aerial slowly travelling over submerged coral reef

A scalloped hammerhead shark swimming through a shoal of fish over a reef.

Dorset, United Kingdom: Aerial view travelling fast over surface of sea then camera elevates up to show cliffs of Dorset coastline.

A group of scalloped hammerhead sharks swimming.

A shoal of yellowtail surgeonfish swimming close to a reef.

Shot following a shoal of yellowtail surgeonfish as they swim close to a reef.

Point of view shot (POV) swimming above shoals of beautiful bright yellow fish. In the distance a group of scalloped hammerhead sharks can be seen.

Osprey Reef, CoralSea, Australia: Low-level aerial slowly travelling over submerged coral reef

Osprey Reef, CoralSea, Australia: Low-level aerial slowly travelling over waves in sea and submerged coral reef in Australia, gradually getting lower and closer to sea

Tracking shot past broken and melted ice of various sizes floating on surface of sea in Antarctica

A shoal of yellowtail surgeonfish swimming over a reef.

Dorset, United Kingdom: Aerial view travelling along cliffs of Dorset coastline then around cliff entering expanse of water called Lulworth Cove.

Osprey Reef, Coral Sea, Australia: Low-level aerial slowly travelling over waves breaking on surface of sea

Underwater shot of a striking coral reef which is teeming with small fish.

Osprey Reef, Australia: Slow motion travelling shot over clear turquoise sea then camera elevates to show expanse of dark blue sea

Dorset, United Kingdom: Aerial view encircling the village of West Lulworth next to Lulworth Cove on the Dorset coast.

Ningaloo Reef, Australia: Aerial shot of a submerged offshore reef, with waves seen breaking over the reef.

Osprey Reef, Australia: Slow motion travelling shot over waves breaking on clear rough sea

Osprey Reef, Australia: Slow motion travelling shot over clear turquoise sea then camera elevates to show expanse of dark blue sea with dramatic waves of surf breaking

A large shoal of sardines swimming over a reef in shallow water.

An underwater tracking shot over a colourful coral reef.

Osprey Reef, Coral Sea, Australia: Travelling aerial shot close to surface of sea over submerged coral reef in Australia

Osprey Reef,Australia: Slow motion travelling shot above reef close to surface of clear turquoise sea with waves breaking

General view out to sea of sunlight breaking through dark clouds and shining onto water

Point of view shot (POV) swimming through shoals of fish, then looking up at a group of scalloped hammerhead sharks.

A Common Seal snatching an octopus off a rock and swimming away with it.

Camera travels underwater alongside a coral reef which is teeming with small, colourful fish.

Antarctica: Aerial view encircling large solitary piece of white ice floating in the dark sea of Antarctica.

Underwater tracking shot along a coral reef which is teeming with small, colouful fish.

A shoal of sardines swimming over a reef in shallow water.

Osprey Reef, Coral Sea, Australia:Low-level aerial slowly travelling over landscape of submerged coral reef

Osprey Reef, CoralSea, Australia: Low-level aerial slowly travelling over pink and blue landscape of submerged coral reef in Australia

A shoal of sardines swimming over a reef in shallow water. The sardines are swimming with the flow of the tide.

Poole, Dorset, United Kingdom: Aerial view of ferry docked at marina in Poole Harbour then camera elevates encircling harbour.

A large shoal of sardines swimming over a reef.