Katharine the great white shark re-emerges after evading trackers

• Shark with its own Twitter account disappeared for over a year
• 14ft predator tracked by satellite 200 miles off Virginia coast

Katharine, a 14ft great white shark with a worldwide fan base, has re-emerged on a satellite tracking system researchers used to follow her movements.

The rediscovery comes as surprise to the team, as Katharine disappeared from radar more than a year ago, causing alarm among her many followers.