Scuba diving at Rottnest Island in Western Australia is only a short 45-minute boat ride departing from Fremantle every week. Rottnest Island Day Trip includes; Two boat dives (one air cylinder supplied, bring or hire a second air cylinder) aboard Blue Destiny; Catered lunch (including vegetarian options and vegan options available on request); Endless tea and coffee; Biscuits and lollies; and Rottnest Island Reserve waters admission fee (Leave Fremantle 8 am, back approximately 3.30 pm). The best thing about Rottnest Island Diving and Scuba Diving in Perth is the fantastic dive sites that are located so close to Perth City. Fremantle is the main Port of Perth City and Western Australia. This makes Fremantle the best place to jump on a boat and head over to scuba dive on Rottnest Island. Rottnest Island is a limestone rock-based Island, being of a soft porous composition. This soft rock coupled with the open Indian ocean currents, has created deep crevices, caverns and huge swim through like you have never seen before. The soft corals are amazing, the fish life is truly diverse and the exploratory nature of the maze of caves is just sensational.