The Australian navy has destroyed nearly 353 kilograms ( 780 pounds ) of heroin . In the first half of this year, Australia seized more than 100 tonnes of cocaine and almost 500 kg of methamphetamine from boats in international waters off its east coast. It tested the substance on board , determined it to be heroin , then confiscated it . A team from the aircraft carrier HMAS Melbourne boarded the smuggler ship Wednesday .
The Australian navy has destroyed nearly 353 kilograms ( 780 pounds ) of heroin . In the first half of this year, Australia seized more than 100 tonnes of cocaine and almost 500 kg of methamphetamine from boats in international waters off its east coast. A team from the aircraft carrier HMAS Melbourne boarded the smuggler ship Wednesday .