"They are as a rule; but when a place is let alone a few years they increase again; and I guess that's what has happened here. In the last fifty years this creek may have been cleaned out a dozen or two times, and then let alone for a spell to grow up again. This year it's being gone over again, and from certain signs I noticed, the trapper is reaping quite a little harvest. He was an Indian, too," said the other.