Season 1, Episode 8
The boundary between land and sea is an exciting place, with seabirds, turtles, and marine mammals constantly coming and going.
Season 1, Episode 6
Coral reefs are the rainforests of the sea; fish compete for food, territory and mates within this oasis of life. Incredible time-lapse photography shows the dramatic formation of a coral reef, portraying its inhabitants and its ultimate destruction.
Season 1, Episode 5
Shafts of sunlight are the vital source of energy used by the countless billions of plankton that grow every spring and summer in the world's temperate sea, the richest of all habitats.
Season 1, Episode 7
Tidal marshes are one of the most productive parts of the world. Numerous plants support numerous animals, yet life is not easy: predators are attracted to these enormous quantities of food, forcing animals to seek constant protection from attack.
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