Whisk egg and 2 tablespoons canola oil together in a bowl.
Add buttermilk; whisk to combine.
Mix flour, flax meal, baking powder, and sugar together in a separate bowl.
Pour milk mixture into flour mixture; stir to combine.
Heat about 2 teaspoons canola oil in a skillet or griddle over medium heat.
Pour about 1/4 cup batter into heated oil.
Sprinkle a few blueberries into the wet batter. Cook until pancakes are evenly browned, 3 to 4 minutes per side. Repeat with remaining batter and blueberries.