Watch a 30-foot Predator Lurking Under the Waves | Rare Sight of the World’s Largest Jellyfish

Scientists spot a rare giant phantom jellyfish off Argentina a potent reminder of how unexplored, vital and vulnerable our oceans still are. The images of the creature with ribbon-like arms, which ROV pilots filmed at 250 meters, stunned scientists from the Argentinian-led science expedition aboard Schmidt Ocean Institute’s R/V Falkor.