cured meats (salami, chorizo, smoked bacon)
jerky
powdered jerky
pemmican
nuts!!!!
little packets of butter (should keep a while, especially if you're there in winter, and fats are important for keeping warm)
dried fruits (mangos are good, as are the standard raisins etc.)
flour (can make some out there from Cat-tail plants if you find any)
oats
rice
loads of flavourings!! (morale)
fishing line and bait (and an auger or ice chisel if you're going in winter)
snare wire
can't think of much else right now; enjoy the trip