tech

World's Largest Whale Graveyard Discovered by Sub at Bottom of Ocean: "Completely Unexpected"

Updated on: June 10, 2026 / 3:00 PM EDT / CBS/AFP

World's Largest Whale Graveyard Discovered by Sub at Bottom of Ocean: "Completely Unexpected"

TL;DR

  • The world's largest and oldest known whale graveyard has been discovered in the Indian Ocean, with fossils dating back up to 5.3 million years.
  • The graveyard, located up to 7,000 meters deep, contains nearly 500 whale skeletons and is estimated to hold over 10 million carcasses.
  • These whale carcasses, known as 'whale falls,' support diverse deep-sea communities, including species believed to be new to science.
  • The discovery provides a massive source of sequestered carbon and may help connect different deep-sea ecosystems.
  • Scientists identified several species of beaked whales among the fossils and also found evidence of a new, extinct species of whale.