Divers will explore every section of this great southern land, state-by-state and region-by-region.Filled with wonderful pictures, this is a must have guide book for anyone wanted to submerge in the land Down Under. Australia is blessed with one of the most diverse marine ecosystems in the world. From its tropical north to its cool temperate waters, the land down under is truly a diverrsquo;s paradise. Divers can explore amazing coral reefs, shipwrecks, walls, pinnacles, artificial reefs, kelp forests, sponge gardens and even muck sites.Australia is also a destination where divers can encounter many wonderful endemic species seen nowhere else in the world, such as colourful seadragons, cross-dressing giant cuttlefish, bizarre handfish and camouflaged wobbegong sharks. Underwater Australia is a complete guide book for the diver who wants to explore the best dive sites Down Under and also encounter the unique marine life found around this island nation.