The more comfortable you get in the wilderness, the more coexistence with all the many animals of the northern forest will be possible. Bugs Bugs are the mascot of the muskeg. Bad bug conditions can drive you insane, however, and if you are canoe tripping in June and July you must take certain precautions. Prudent people bring both and try to get away with using as little mosquito repellent as possible. In really bad conditions you might want to wear gloves as well as headnets, and make sure that your pants are tucked into your socks so that the blackflies won't leave bloody rings on both ankles.
Campsite selection is also important.
An exposed site will be windier with less bugs. Ensure that the netting on your tent's doors and windows is in good repair, and that all the zippers close fully. If your tent can keep the bugs out, a quick dive in through the door and a 5 minute mosquito hunt by flashlight will usually ensure a good night's sleep. What to do when it rains and rains and rains. . .