Giant sponge gardens discovered on seamounts in the Arctic deep sea

Massive sponge gardens thrive on top of seamounts in the Central Arctic Ocean, one of the most oligotrophic seas on Earth. They appear to feed on the remnants of an extinct fauna. Microorganisms support the sponges in exploiting this fluffy material as a source of food and energy.

from Latest Science News -- ScienceDaily https://ift.tt/5d1AzQD