Superman #9/1971

In "Schwarzer Tod des Meeres," Superboy races to save a boy coated in oil and pulled from the sea—only to discover the boy is Aquaboy, a native of Atlantis. With the ocean under siege by pollution, the two join forces to confront the growing threat beneath the waves. Written by Frank Robbins and illustrated by Bob Brown, with inks by Murphy Anderson, the story features a cover by Carmine Infantino and Murphy Anderson, capturing the urgency of a battle for the deep.