A shark which has been on our planet for nearly 200 million years, and which has eluded researchers has finally been caught on film – and tagged.

It’s the first time the bluntnose sixgill has been satellite-tagged in this way, the researchers say, with the mysterious creatures usually staying 8,200 feet down.

The team from Ocean X and Florida University tagged the creature from a submersible vehicle.

It’s the first time this has ever been achieved, as the creatures have previously been ‘surface-tagged’ (ie taken to the surface), which researchers have worried could affect the data.

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