Followed for 3 years and 3 months, from July 2007 to October 2010, across 211 recorded positions.
It ranged between 44°N and 79°N, never leaving the northern hemisphere.
The water and air it moved through ran from -16°C to 5°C.
It averaged 22.5 km a day, every day, across the whole tracking period.
Its last fix was 1,310 km from its first, so the track we have is a one-way journey rather than a closed loop.
Of the 320 species followed here, this animal covered more ground than 83% of them.