Threatened, Snorkler, Endangered, Blue, Portraits, Ocean, whale watching, cetacean, Australia, Adventure, 1, swim, People, Surface, Great Barrier Reef, Minke whale, cetaceans, Swimming, science, pectoral, One, Leviathan, Sea, Tropical, Coral Sea, Marine, Mammal, Snorkeling, research, tail, dorsal, Freund, Tails, tropics, Whales, fins, Marine Mammals, Underwater, Flukes, mammals, Water, Vertical, Queensland, Pacific