He global population of Acaryochloris species has a range of lifestyles from free-living to symbiotic and marine to terrestrial. We report here the complete genome sequence of A. marina str. MBIC11017, the first A. marina strain isolated from the Prochloron-dominated colonial ascidian Lissoclinum patella off the tropical coast of the Palau islands (3, 5). This represents a previously uncharacteriz