Scuba diving is an activity consisting of staying underwater in breathing, either by using a hookah (pipe bringing air from the surface), or most often by equipping yourself with a (Air cylinder carried by the diver). Specific equipment generally consists of an isothermal suit, a mask, fins, belt ballast or integrated stabilizer jacket equipped with a direct system, and a diving bottle generally containing Of the compressed air around 200 bars
The dingo is a wild dog of the Canidae family, probably derived from a population of dogs (Canis lupus familiaris) returned to the wild (marronnage) and thus formed a subspecies, rather than a distinct species
The dingo is a vulnerable species.
The Great Barrier Reef is the world's largest coral ree With more than 2,900 reefs and 900 islands stretching from Bundaberg to Cape Town, meaning more than 2,600 kilometers on an area of 344,400 km².The reef is located in the Coral Sea off Queensland, Australia.