Blue Planet III

Venture deeper beneath the waves. David Attenborough reveals ocean life more surprising, more intelligent and more precious than we ever realised. Blue Planet III begins Sunday 1 November on BBC One and iPlayer

Explore our changing oceans and the unique ways sea life is adapting.

Take a quiz
Take a quiz

Blue Planet III: Tropical Seas quiz

Take the fun CBBC quiz and discover incredible facts about tropical oceans, coral reefs, sharks and amazing marine life.

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