When the Guardians of the Universe sought to appoint a new Green Lantern to patrol Space Sector 1582, the Lantern sent to find a worthy bearer found himself under the seas of the aquatic world known as Fluvian. The culture of Fluvian was divided between two sentient flora-based races, the E'Fal who lived in the rich and plentiful deep waters and the O'Lav, who eaked out a living in the sparse shallow beds.