Meet Barbie Pig: New Documentary Reveals the Wonders of Life on the Pacific Seabed

A new documentary called How Deep Is Your Love takes viewers to one of the most remote places on Earth — the bottom of the Pacific Ocean. The film follows a team of scientists from the Natural History Museum (NHM) in London as they sail across the ocean to study creatures that most people have never seen. It will open in cinemas across the UK on 2 October. The scientists are racing to discover and name new species before deep-sea mining can destroy their habitat forever.

The research team travels for 12 days to reach a part of the Pacific Ocean called the Clarion Clipperton Zone. This area sits between Hawaii and Mexico and is home to an enormous variety of sea life. An underwater robot named Isis takes five hours to travel the 3 miles (5 kilometres) down to the ocean floor. At that depth, no sunlight reaches the water, and the pressure is crushing.

The ocean floor in this region is covered with lumps of rock called nodules, which are packed with valuable minerals. Because of this, mining companies are very interested in digging them up. Scientists worry that mining could wipe out entire ecosystems — groups of animals and plants that depend on each other to survive. Once destroyed, these ecosystems might never recover.

Scientists estimate that only 0.001% of the deep-sea floor has ever been seen by humans. Director Eleanor Mortimer made the film because she wants people to feel a connection with this hidden world. 'Most people never go there, and yet it's a huge part of our planet we need to connect with,' she said. She hopes the film will help people understand why it is worth protecting.

Mortimer met the film's science adviser, Muriel Rabone, by chance, and that meeting changed everything. Rabone told her about the NHM team and their passion for the deep sea. 'Their love and curiosity and excitement have become infectious,' said Mortimer. She quickly became deeply interested in the project and began working on the film.

The creatures discovered on the ocean floor have some very colourful nicknames. One neon pink sea animal was given the name 'Barbie Pig.' Others were called the Headless Chicken Monster and the Psychedelic Elvis Worm. These playful names show just how strange and wonderful deep-sea life can be. The scientists who study these animals clearly enjoy their work, even when it is difficult.

However, the scientists face a tough problem. To study a creature properly, they often have to bring it up to the surface — but the journey kills it. One researcher joked that she felt like a character who wanted to collect the animals. Another admitted to dreaming about tucking sea cucumbers into bed. These moments show how much the scientists care about the animals they study.

Identifying a new species is also very slow work. Even after scientists carefully count an animal's legs and collect its DNA, it can take up to 14 years to officially name the species. Mortimer's film pays tribute to these patient scientists, called taxonomists and biologists, who spend hours studying tiny creatures that are hard to see without a magnifying glass. Their work is quiet but very important.

The film also visits the International Seabed Authority (ISA) in Jamaica. This organisation is in charge of making rules about what can and cannot be done on the ocean floor beyond any country's borders. Earlier this year, the ISA ended another round of talks without agreeing on clear rules for mining. Scientists say this is a serious problem because mining could begin before the damage it causes is fully understood.

At the end of the film, Mortimer uses a creative trick to bring the deep-sea creatures into the human world. Images of the ghostly ocean animals are layered over footage of the ISA's hallways and the streets of London at night. This dreamlike effect is meant to make viewers feel closer to these distant creatures. 'Perhaps the connections made through the film can trigger something like empathy,' said Mortimer.