Medula's Children Author:Bob Shaw Aquatic humans, descendants of lost ships who have adapted to underwater survival, have legends and half truths, a religion. Their beliefs are tested when a subtle shift in the tides will mean their eventual destruction. The legend of an all-powerful sea-god living in the blackest reaches of the region sends a small band of pilgrims seeking sa... more »lvation. Meanwhile back on Earth, a disgruntled sea farmer is having problems with what seems to be intelligent squid. He manages to convince a local scientist but the clincher is the sudden appearance of the little band of pilgrims who have been transported to Earth. This is a fantastic connection between the two worlds, and the sea-god not only exists but is a powerful and dangerous threat to humanity.« less