A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Which species live at the bottom of the Mariana Trench?

Best Answers

It was called the Mariana Trench, and at the very, very bottom was the lowest point on Earth's surface, the Challenger Deep. Its floor was seven terrifying .... The Japanese rover KAIKO discovered over 400 species of soft-shelled forams living in the sediment of Challenger Deep in 2005. read more

The Mariana Trench around 10.9 kilometres deep into the earth, has many different species when compared to the shallow waters. This has a lot to do with the conditions that face the Marian Trench. Being so deep, there is barely any sunlight that can touch the floor. read more

Normally, these organisms produce calcium carbonate shells, but at the bottom of the Mariana Trench, where the pressure is around 1,000 times greater than at the surface, calcium carbonate dissolves. This means that the organisms instead have to use proteins, organic polymers, and sand with which to craft a shell. read more

The New Britain Trench -- which Cameron visited as a test-run for Mariana -- which at 8,200 meters deep is only 2,700 meters shallower than Challenger Deep. But life there was very different. The trench bottom was home to an array of sea cucumbers,sea anemones, jellyfish, comb jellyfish, and giant amphipods. read more

Encyclopedia Research

Wikipedia: