No, they do not inhabit the same area.
Since foxes often prey on raccoons, it is doubtful there is any animal that eats foxes that could be eaten by a raccoon.
Polar bears don't eat Arctic foxes, but Arctic foxes do eat Arctic hares.
There is no such thing as sea foxes. but there is an arctic fox.
Yes, Arctic foxes eat plants and have even been known to eat seaweed.
Arctic foxes are omnivores. The arctic fox will generally eat any meat it can find, including lemmings and Arctic Hares
Arctic foxes and red foxes will kill and eat ermine occasionally.
Yes, Arctic foxes are omnivores. They eat both plants and animals.
Yes, Arctic Foxes eat fish.
bears, raccoons, arctic foxes, man, and other organisms that eat both animals and plants.
There are no vultures in the range of the Arctic fox.
Fish
No, arctic foxes are not interested and are way too small to eat a human.