Max and Lia's underwater adventures continue, as a terrifying new set of Robobeasts is unleashed in the oceans of Planet Nemos. Can our heroes defeat their enemies and restore the aquatic worlds to safety? There are four thrilling books to collect in this series!

Max and Lia's underwater adventures continue, as a terrifying new set of Robobeasts is unleashed in the oceans of Planet Nemos. Can our heroes defeat their enemies and restore the aquatic worlds to safety?

Max and Lia travel to the Sumaran settlement of Astar, which is under attack from a movingcity of inhabitants from the Primeval Sea. Then the city deploys a terrifying,disguised Robobeast, Repta the Spiked Brute.

A terrifying new Robobeast is about to be unleashed! All is not as it seems in Aquora. With traitors in their midst, can Max and Lia prevent the colossal leopard seal Hydror from being turned into a deadly weapon?

Max won't stop until the crazed computer is defeated, and he gets the final element to save Aquora. But Iris still has her most powerful Robobeast . . . Blistra the Sea Dragon. The last thrilling book in Sea Quest Series 7: The Lost Starship. Don't miss the rest of the series: Veloth the Vampire Squid, Glendor the Stealthy Shadow and Mirroc the Goblin Shark!

Can Max and Lia defeat Veloth the Vampire Squid, and return the four elements that power Aquora before the whole city dies of thirst? The first thrilling book in Sea Quest Series 7: The Lost Starship. Don't miss the rest of the series: Glendor the Stealthy Shadow, Mirroc the Goblin Shark and Blistra the Sea Dragon!