Two Bottlenose dolphins surfacing in tandem (Tursiops truncatus) Azores, Atlantic Ocean

Bottlenose dolphin surfacing (Tursiops truncatus) Azores, Atlantic Ocean

Bottlenose dolphins playing at surface (Tursiops truncatus) Azores, Atlantic Ocean

Bottlenose dolphin at surface with plastic around head (Tursiops truncatus) Azores, Atlantic Ocean

Two Bottlenose dolphins leaping at surface (Tursiops truncatus) Azores, Atlantic Ocean

Bottlenose dolphin leaping at surface with tiny baby (Tursiops truncatus) Azores, Portugal

Bottlenose Dolphin (Tursiops truncatus). Azores

Bottlenose Dolphin (Tursiops Truncatus). Azores

Bottlenose dolphin mother leaping at surface with tiny baby (Tursiops truncatus) Azores, Portugal

Bottlenose Dolphin (Tursiops truncatus). Azores

Bottlenose Dolphin, Tursiops truncatus, pair performing acrobatics together at the surface in the Azores

Bottlenose Dolphin (Tursiops truncatus) leaping trio. Azores

A Bottlenose Dolphin (Tursiops truncatus) breaching above surface, Moray Firth, Scotland.

A pair of Bottlenose Dolphins (Tursiops truncatus) breaching above surface Moray Firth, Scotland.

Bottlenose dolphin surfacing (Tursiops truncatus). Gibraltar.

Adult bottlenose dolphin (Tursiops truncatus) bow riding the National Geographic Endeavour in the waters surrounding Ascension Island in the south Atlantic Ocean.

Adult bottlenose dolphin (Tursiops truncatus) bow riding the National Geographic Endeavour in the waters surrounding St. Helena in the south Atlantic Ocean.

A travelling pod of Bottlenose dolphins (Tursiops truncatus) surfaces to breathe. Moray Firth, Scotland.

A young Bottlenose Dolphin (Tursiops truncatus) breaches from the Moray Firth, Scotland.

Bottlenose dolphins (Tursiops truncatus ) resting at the surface, in a large group for this area, near Isle of Skye. Hebrides, Scotland.

Three Bottlenose dolphins (Tursiops truncatus) alongside vessel - one underwater. Showing dorsal fin and flank markings. New Quay, Wales, UK

Two Bottlenose dolphins (Tursiops truncatus truncatus) travelling close to shore, with a local croft behind on Isle of Skye. Hebrides, Scotland.

Mixed-species pod of Bottlenose dolphins (Tursiops truncatus), leaping in background and Short finned pilot whales (Globicephala macrorhynchus) in for

Bottlenose dolphin (Tursiops truncatus truncatus), from a group, leaping clear of the surface. Moray Firth, Scotland

Bottlenose dolphin splashing at surface (Tursiops truncatus) Azores, Atlantic Ocean