The costumed super-hero identity of the future Aquaman, gifted with the power to survive and breathe beneath the ocean's depths, swim at incredible speeds, and communicate telepathically with all forms of sea creatures, Aquaboy is the offspring of a lighthouse keeper and a young woman of Atlantis (first appearance: (as Aquaman: More Fun Comics No. 73, Nov 1941; as Aquaboy, in flashback: Adv No. 268/3, Jan 1960: "The Adventures of Aquaboy!").
Aquaboy first encounters Superboy when the Boy of Steel saves the life of the youth from Atlantis after he is engulfed in an oil spill caused by a corrupt oil company. Following this, the two heroes team up to expose the polluting oil company's misdeeds (SB No. 171, Jan 1971: "Dark Strangler of the Seas").