Notes
A Humanx Commonwealth novel.

Chronological Reading Order: #19.

The image opposite and the blurb below are from the first printing of the 1981 New English Library paperback edition, ISBN 0450051935. Cover illustration by Colin Andrew.

Publisher’s Blurb – Lower Cover
Cachalot, landless ocean planet, long ago reserved by guilt-ridden Man as a refuge for the great sea-creatures they had hunted to near extinction. Safe, undisturbed, they went their wise ways. Above, the scattered humans lived in floating townships and traded in the exotic underwater riches of their still-mysterious, adopted home.

But, suddenly, the balance was upset. Suddenly the towns were being destroyed, shattered into wave-tossed debris that left no clues and no survivors.

Something was moving in the depths and rising murderously to the surface...