If you are planning to camp at any Parcs Canada facility in 2021 then best to put April 2020 date in your calendar. Because of Covid-19 they are not opening bookings in January but waiting until April.
“In response to the ongoing pandemic, Parks Canada camping reservations for the 2021 season will begin in April rather than January. More details on reservation launch dates can be found here.“
You can also find out more about openings and services by visiting this Parcs Canada Covid information link.