Corresponding to the crescent in our van, we beheld another in our rear. It seemed formed of detached white vapors, rising and falling something like the spouts of the whales; only they did not so completely come and go; for they constantly hovered, without finally disappearing. Levelling his glass at this sight, Ahab quickly revolved in his pivot-hole, crying, “Aloft there, and rig whips and buckets to wet the sails;—Malays, sir, and after us!”