Bee - I think Unequal Cellohane Bee - Colletes inaequalis
Minto, Sunbury County, New Brunswick, Canada April 26, 2020
I think these are Species Colletes inaequalis - Unequal Cellophane Bee https://bugguide.net/node/view/79014
Many were flying low to the ground over mostly sandy area with small amount of vegetation.