whirlpool which all but pulled him under. Then swiftly the water grew calm again so that once more it was placid as a lake, save for small ripples and swirls here and there; and presently Lotor saw, yards away and dimly visible in the pale moonlight, the tall fins and black rounded backs of the three big porpoises racing onward at top speed.
The strength of frenzy, of wild irresistible terror, which for a little while had spurred him to redoubled exertions, passed suddenly out of him. Great weariness came upon him; his limbs grew heavy, his body cold. No longer able to stem the current, he drifted with it, swimming feebly, barely keeping himself afloat. Suddenly, as though hope and strength had been mysteriously born again, he swung around in a half circle, and with some semblance of his former vigor resumed his battle with the current, swimming not directly against it, but diagonally across it. Far away to his left a low, black, irregular wall lay athwart the moonlit waste of waters. Lotor knew that what he saw was a line of trees.
For a few minutes he made good headway. There were wide stretches where the current moved very slowly; but wherever a creek channel wound through the submerged marshes the tide was swifter and stronger; and presently Lotor knew that fate was against him, that just ahead of him lay such a channel. He could see the faster flow of the tide, the
