The Octonauts dive deep into the world of sea creatures that begin with the letter S. The Octonauts sing along as they describe the characteristics of various sea creatures.

It's a hot summer day and Bill's pool is filled with algae. In order to take a swim in the pool, George has to find a way to empty the pool, clean it and fill it with fresh water.

Jenny Adler explains the benefits and advancements in Photography that can support the ecosystem. She discusses how this method can help visually express concerns for the environment.

Erica explores the nature of Kelp and undercovers an educational adventure to the depths of the ocean to learn about the importance of Kelp and how it influences even the smallest organisms.

Bioluminescence is the light that fish give off when they are in the deep layers of the ocean. The layer is called the abyss layer.