Puffin, Alaska Sealife Centre, Coldwater Marine Science Facility, Seward, Resurrection Bay, Kenai Peninsula, Alaska, United States of America, North America

A wolf eel (Anarhichas lupus) bites into its favorite food, a sea urchin.

Split shot of a Basking Shark (Cetorinus Maximus) in Gunna Sound, Isle of Colll, Scotland. It's mouth is gaping as it feeds. Clouds are lit with the setting sun in the background.

A Steller sea lion (Eumetopias jubatus) speeding in front of the camera, British Columbia, Canada

Giant goose-neck barnacle (Pollicipes polymerus) in the rare "red-lips" variant, found in the turbulent waters of the Nakwakto Rapids (Seymour Inlet, BC, Canada), known to feature the strongest currents in the world.

A couple of spotted ratfish (male and female), also known as chimaera, on a night dive in the shallow waters of God's Pocket resort (British Columbia, Canada)

A curious juvenile Grey Seal (Halichoerus grypus) in turbid emerald waters with sunlight, ripples and kelp in the background. Farne Islands, England.

A lion's mane jellyfish (Cyanea capillata) with lengthy flowing tentacles photographed against the black background of the dark north east atlantic.

Two beadlet anemones, one a brilliant red colour, in a rockpool with the water line visible and sunset in the background.

Lion's mane jellyfish (Cyanea capillata) with tentacles retracted showing it's huge flowing underside, underneath sunlight penetrating the water in Inverclyde, Scotland.

Head of a Yarrell's blenny (Chirolophis ascanii) protruding from seaweed. Lochcarron, Scotland.

A Lion's mane jellyfish (Cyanea capillata) swimming through black water.

A large Lion's Mane Jellyfish (Cyanea Capillata) with flowing tentacles under the cloudy sky of the Isle of Coll, Scotland

Arctic Grayling (Thymallus Arcticus) Underwater With Hook In Mouth, United States Of America