Colossal Squid Filmed Alive in Natural Habitat for the First Time

A groundbreaking moment in marine biology has just taken place: a colossal squid, scientifically known as Mesonychoteuthis hamiltoni, has been observed alive in its natural environment for the very first time. The footage was captured by researchers from the Schmidt Ocean Institute, founded by former Google CEO Eric Schmidt.

The sighting occurred in the Atlantic Ocean, around 600 meters deep near the South Sandwich Islands — a region located at the same latitude as Ushuaia, at the southern tip of Argentina. The squid was filmed during a scientific expedition focused on discovering and cataloging new marine species.

This rare and elusive creature is considered one of the largest squid species in existence. Experts estimate it can grow to between six and seven meters long, including its tentacles, and weigh over 500 kilograms — making it the heaviest invertebrate ever recorded.

Although the species was first described in 1925 based on partial remains found in the stomach of a sperm whale near the South Shetland Islands, no one had ever captured footage of a living specimen — until now.

“This is the first time a live colossal squid has been seen in its natural habitat,” the Schmidt Ocean Institute announced on social media. The identification was confirmed by Dr. Kat Bolstad, a squid expert from the Auckland University of Technology in New Zealand, in collaboration with Dr. Aaron Evans, a specialist in glass squids.

This discovery represents a significant leap in our understanding of deep-sea life and is a powerful reminder of how much remains hidden beneath the ocean’s surface.

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