Feature-length film spin-off of the Australian hit TV series 'Skippy the Bush Kangaroo', starring all the regular TV cast. When Matt Hammond, Head Ranger in the holiday paradise of Mallacoota, is approached by two divers for permission to search for abalone off the coast of the Waratah National Park, Flight Ranger Jerry King becomes suspicious. He is certain there is no abalone in Waratah, and, when he sees the divers' large cruiser, he is convinced that they are not fishermen. It turns out that he is right: they have been hired to find a wreck and illegally salvage the cargo...