Valid for travel: 3 Apr - Jun 30, 2020. Sleep on board is subject to availability at the time of booking. Valid for new bookings only. Check-in for sleep on board is between 3pm - 4:30pm from Coral Sea Marina only, the day before your departure date. Offer does not include Great Barrier Reef Marine Park Environmental Management Charges (EMC), damage waiver, insurances, outboard fuel, LPG gas, stinger suit hire or other ancillary charges from third party suppliers such as kayaks or stand up paddle boards.