Other countries, ironically, consider marine lamprey to be a delicacy.
They are frequently served in Spain and Portugal! Unfortunately, humans in the Great Lakes (and the rest of America) haven't developed a taste for them, thus population control tactics must be maintained to prevent the sea lamprey from wreaking additional havoc on the region.
Did you Know? The Bandra-Worli Sea Link is made up of cement and steel wire equal to the girth of the earth