A large-scale drug trafficking operation in Australia has been dismantled following what authorities describe as a series of amateur errors by the alleged organisers. Court documents outline the events leading to the seizure of over three tonnes of illicit substances, including cocaine and methamphetamine, marking one of the country's largest cocaine busts to date.

The investigation, known as Operation Minjiang, centres on the interception of a shipment off the Queensland coast in late May. Officials say that in the early hours of May 30, a substantial quantity of cocaine was offloaded from the MV Wealth, an 85-metre Central American-registered cargo vessel anchored offshore. The drugs were then transported by boat to a ramp at Midge Point in Mackay, Queensland.

Court documents indicate that the operation involved several accused individuals, including Karl Robert Melville, 41, who reportedly purchased an old Ford crane truck and arranged for a commercial vehicle to facilitate onshore transport. Nathan Woods, from Sydney, allegedly arrived in Queensland days before the offload and coordinated movements with Melville using a Starlink satellite internet device. Police have highlighted the use of such technology by organised crime groups for its reliability and difficulty to intercept.

A striking aspect of the case is the apparent carelessness exhibited by the suspects, as described in the court filings. Alyce Faith Cubillan, 32, a former Queensland teacher whose registration was suspended in July, is alleged to have stored a large quantity of drugs in the carport of her Petrie home. Conversations recorded on a baby monitor at the residence reportedly captured Cubillan and her partner, Donny Vilaydeth, discussing the use of drug money to purchase household appliances and acknowledging the scale of the illicit haul nearby.

Other individuals implicated include Kai Kinghorn, 32, and Dane Alexander Messina, 28, a real estate agent. Transcripts and surveillance indicate that Messina was present during the handling of the cocaine at the Petrie property and is said to have directed others while cutting bricks of the drug. However, Messina’s legal representative has strongly denied claims that Messina orchestrated the activities of the group.

Communications intercepted from the baby monitor reveal Vilaydeth discussing the logistics of the operation, including the timing of collection and the financial gains involved. He reportedly told Cubillan that the job would yield significant payment and expressed surprise at the level of responsibility he was expected to assume during the operation.

Authorities credit the bungled nature of the plan—which reportedly included leaving incriminating items such as Pokémon cards at multiple scenes and abandoning cocaine bricks visibly at a North Queensland jetty—for facilitating the investigation and arrests.

The case remains before the courts as charges are being finalised against the accused individuals involved in this extensive drug importation scheme.