Moby Dick by Herman Melville Chapter 133 Page 1

That night, in the mid-watch, when the old man — as his wont at intervals — stepped forth from the scuttle in which he leaned, and went to his pivot-hole, he suddenly thrust out his face fiercely, snuffing up the sea air as a sagacious ship’s dog will, in drawing nigh to some barbarous isle.

He declared that a whale must be near. Soon that peculiar odor, sometimes to a great distance given forth by the living sperm whale, was palpable to all the watch; nor was any mariner surprised when, after inspecting the compass, and then the dog-vane, and then ascertaining the precise bearing of the odor as nearly as possible, Ahab rapidly ordered the ship’s course to be slightly altered, and the sail to be shortened.

The acute policy dictating these movements was