This eagerly awaited new story featuring Rainbow Fish will delight his many Spanish-speaking fans. It's Rainbow Fish's most challenging adventure yet, for he must brave the Sea Monsters' Cave, the most dangerous place in the ocean, to find healing algae to cure the ailing bumpy-backed fish. Warned about the dreadful denizens of the Monsters' Cave--the giant rock monsters, the five-eyed glob fish, and the horrible creature with a thousand arms--Rainbow Fish, accompanied by the little blue fish, musters all his courage and sets out on a terrifying quest. In a satisfying and reassuring conclusion, Rainbow Fish discovers that by confronting his fears, it is possible to overcome them, and that sometimes there are simple, benign explanations for fabled dangers.