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