A Level 4 reader with sidebars. DC Comics' aquatic hero Aquaman introduces a variety of non-fiction topics relating to the world's oceans, how oceans were formed and where they are, waves and currents, diversity of sea life, fishing, undersea exploration, pollution etc. Sidebars will discuss Aquaman's characteristics, his undersea home, his various aquatic allies, origins and his role as conserver of the oceans, plus brief information on other JLA members' forays underwater. Difficult words explained in a glossary.