Brine pools are saltwater lakes at the bottom of our oceans that we know little about. Dive down into the deep sea with the Blue Planet II and Alucia Productions team to discover how they filmed the incredible ecosystems in the Gulf of Mexico. Subscribe to BBC Earth: Hear from pioneering scientists Dr Sylvia Earle and Dr Mandy Joye about why these fascinating but toxic lakes offer exciting opportunities for new science and medicine. #ourblueplanet is a digital project between BBC Earth and Alucia Productions. Join the conversation over on Twitter @OurBluePlanet. This film was produced by Alucia Productions. You can find out more about Alucia on their website :// Watch more videos from BBC Earth: Planet Earth Blue Planet Planet Earth II Planet Dinosaur
Hide player controls
Hide resume playing