It's represented by the symbol ə, and it's a short, unstressed vowel sound similar to the "uh" sound in the word "about".
However, there is a slight variation in how the schwa is pronounced depending on the region. In some parts of Canada, particularly in the east, the schwa may be closer to a "eh" sound, while in other regions, it may be more like a "uh" sound.
Overall, the schwa in Canada is generally pronounced similarly to other English-speaking countries, with regional variations adding to the diverse tapestry of Canadian English.