This practical Wild Australia Guideopens the door to a world of wonder ? not only enabling the reader to recognise these amazing life forms by reference to the superb photographs, but providing information about where they live, what they eat, and how they behave and breed.
A useful safety device for most divers is the surface marker buoy. In essence it is an easily seen surface float which is connected to the diver by means of a thin, strong line, usually carried on a reel.