Followed for 1 year and 3 months, from August 2003 to October 2004, across 122 recorded positions.
It ranged between 52°N and 69°N, never leaving the northern hemisphere.
The water and air it moved through ran from 1°C to 11°C.
It averaged 17.1 km a day, every day, across the whole tracking period.
Its last fix was 633 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 54% of them.