ARK: Aquatica is available now on Steam for PC. Check out the ARK: Aquatica launch trailer for this new expansion for ARK: Survival Evolved. The ARK: Aquatica launch trailer shows dinosaurs, underwater locations, and more. In this new DLC from Studio Sirens, explore a non-canonical, mythical side story probing unanswered questions regarding the origins of Element, featuring new characters, unique underwater gameplay mechanics, and a narrative connecting multiple ARKs.