"Blue Planet II" is a nature documentary series produced by the BBC and narrated by David Attenborough. It premiered in 2017 and serves as a sequel to the original Blue Planet series from 2001. The show explores the world's oceans, showcasing diverse marine life and ecosystems through stunning cinematography and innovative filming techniques. The series consists of seven episodes, each focusing on different aspects of ocean life, such as coral reefs, deep-sea environments, and coastal regions. It highlights the beauty and fragility of marine ecosystems while raising awareness about the impact of human activities on the oceans.