Metric. It's what we use in Canada mate. Have done for decades. The US is now the only country on the planet using imperial units. I find a superb irony in this fact given the events of 1775–1783. Come back to the mother country; all is forgiven!
On a more serious note, when your interest in the Hinde - or any other Island peak - turns to packing your gear, don't hesitate to contact me for any additional beta and advice you need.