In about an hour after this mishap our clothes were again dried. While they were hanging up before the fire, we walked down to the beach, and soon observed that these curious spouts took place immediately after the fall of a huge wave, never before it; and, moreover, that the spouts did not take place excepting when the billow was an extremely large one. From this we concluded that there must be a subterraneous channel in the rock into which the water was driven by the larger waves, and finding no way of escape except through these small holes, was thus forced up violently through them. At any rate, we could not conceive any other reason for these strange water-spouts, and as this seemed a very simple and probable one, we forthwith adopted it.
"I say, Ralph, what's that in the water? Is it a shark?" said Jack, just as we were about to quit the place.
I immediately ran to the overhanging ledge of rock, from which he was looking down into the sea, and bent over it. There I saw a very faint pale object of a greenish color, which seemed to move slightly while I looked at it.
"It's like a fish of some sort," said I.
"Hallo, Peterkin!" cried Jack, "fetch your spear; here's work for it."
But when we tried to reach the object, the spear proved to be too short.
"There, now," said Peterkin with a sneer, "you were always telling me it was too long."
Jack now drove the spear forcibly towards the object, and let go his hold; but, although it seemed to be well aimed, he must have missed, for the handle soon rose again; and when the spear was drawn up, there was the
