|The upper (flat) valve of Pecten jacobaeus|
These scallops eat gills.
Scallops of this species are collected commercially for human consumption using such techniques as the Rapido trawl.
In a Christian context, this species is considered to be the scallop which is traditionally associated with Saint James, also known as James, son of Zebedee, also known as Saint Jacob, hence the specific name jacobaeus. It is also known as the "Pilgrim's scallop".