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A cheerful crab stands on the sandy ocean floor reading a paper message inside a glass bottle.
Deep beneath the sparkling blue waves, Barnaby the Crab was having a very busy morning. Barnaby was a bright and happy crab who lived on the soft, sandy ocean floor. With his eight walking legs and two strong pincers, he loved to scuttle sideways past the waving green seaweed and tiny sea shells.
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A proud seahorse swims underwater with three tiny babies holding onto his tail.

A friendly shark swims gracefully underwater wearing a formal top hat and a bow tie.

A cheerful octopus sits on a rock underwater playing a tune on a xylophone with its tentacles.

A cheerful hermit crab plays bongo drums on the ocean floor.

A round exploration submarine travels underwater through a beautiful coral reef, releasing bubbles as it goes.