AdvertisementHumans still haven't seen 99.999% of the deep seafloorPlay02:50Download AudioMay 07, 2025Nell GreenfieldboycefacebookEmailAn unidentified cnidarian that resembles a Venus flytrap from the family Hormathiidae, sits at 1874 meters water depth. A new study finds that the vast majority of the deep sea floor remains undocumented. (Monterey Bay Aquarium Research Institute)