4/12/2024 0 Comments Blue planet sea of life coral seasEvery year on the coast of Costa Rica there is an extraordinary event called the arribada, which is closely linked to the tides. The moon's gravitational pull controls the ebb and flow of the tides. Almost as soon as they appear they disappear back into the deep or die. One thousand million tonnes of deep sea creatures journey up towards the surface in search of food.įor a few days each year, a squid spectacle is seen off the Californian coast as millions of squid come up from the deep to breed and lay their eggs. A Bryde's whale appears and polishes off the feast.Įvery evening, as the sun sets, the largest migration on the planet takes place in the oceans. As the predators gorge, the dolphins work together and release walls of air bubbles that corral the sardines into tight bait-balls for an easy catch. It attracts thousands of cape gannets, hundreds of bronze whaler sharks and thousands of common dolphins. The blue whale is the perfect symbol for the oceans - a vast blue expanse that dominates the planet yet remains largely unexplored and mysterious.Įvery summer on the eastern coast of South Africa, a living black 'slick' of millions of sardines is whipped up by the coastal currents. This is the largest animal that has ever lived, and yet absolutely nothing is known about where it goes to breed. Some of its blood vessels are so wide that a human could swim down them. Its tongue weighs as much as an elephant and its heart is the size of a car. It's far bigger than even the biggest dinosaur," says Sir David Attenborough. "A blue whale, 30 metres long and weighing over 200 tonnes. Exploring every aspect of marine ecosystems, from coastal marshes to deep-sea trenches and from polar waters to tropical reefs, The Blue Planet is thorough and informative, yet never less than thrilling. Programmes include: The Blue Planet, The Deep, Open Ocean, Frozen Seas, Seasonal Seas, Coral Seas, Tidal Seas, Coasts, Making Waves, Deep Trouble.Īn epic, eight-part series that took five years to complete, The Blue Planet firmly re-establishes the BBC as the world's pre-eminent producer of top quality nature documentaries. The definitive story of the blue section of our planet - the oceans - which run from the shores to the open depths of the sea. Documentary narrated by David Attenborough and published by
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