Followed for 3 years and 9 months, from January 2009 to October 2012, across 868 recorded positions.
It ranged between 41°N and 47°N, never leaving the northern hemisphere.
The water and air it moved through ran from -5°C to 20°C.
It averaged 32.4 km a day, every day, across the whole tracking period.
Its last fix was 867 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 90% of them.