The distraught family of the missing Melbourne dad who fell overboard on a Thai speedboat have revealed they refuse to lose hope of finding him. In a social media post on Monday, Davina Bate said she will continue to search for her husband Wesley, 42, despite it being six weeks since he fell overboard and authorities saying he may never be found. Mr Bate, a dual national British-Australian, was flung from a speed boat during a sightseeing journey from Koh Samui to Koh Tean in the Gulf of Thailand on May 15. 'It's been 6 weeks since Wes' tragic accident and he is no closer to being found,' Mrs Bate wrote on crowdfunding website GoFundMe. In a heartfelt social media post on Monday, Davina Bate (left) said she will continue to search for her husband Wesley, 42 (right), despite being told he may never be found Mr Bate, a dual national British-Australian, was reportedly flung from a speed boat during a sightseeing journey from Koh Samui to Koh Tean in Thailand on May 15 'This is heartbreaking for all those who love and care for him. This doesn't mean that we give up hope,' she said. The devastated wife said she had reached out to local hospitals and provided a photo of Wesley to several social media platforms and local newspapers. 'I continue to rely on the local fisherman around the uninhabited islands of Koh Samui and the mainland to find him and alert local authorities. My priority is to bring him home,' she said. The couple and their two children - aged nine and five - were in Thailand to celebrate a family wedding, before the tragedy occurred. Unable to find him, Mr Bate's distraught family were forced to make the journey back to Australia without him. A crowdfunding campaign, which has been active for just over two weeks, has raised more than $37,000 for the stricken family in less than three weeks. Mrs Bates previously said she was desperate for her husband's body to be found and returned to Australia. 'It is devastating that he has not been found and remains ''missing'',' she said. 'The police continue their criminal investigations and I await the outcome, which I believe could take months. Mrs Bate (right with Wesley) she had reached out to local hospitals and provided a photo of Wesley to several social media platforms and local newspapers The family are liaising with the Australian Consulate for more support to help find Mr Bate (far right) 'He deserves to be found and be repatriated,' Mrs Bate said. The boat's skipper Chaktham Jaijong, 23, said he asked the group of four men (including Mr Bate) and one woman to move to the passenger seats inside as they journeyed over windy and choppy waters. Mr Bate is understood to have been thrown into the water while the group were returning back to the island a couple of hours before sunset, about 4pm local time. Police, coastguards and fishing boats have now been searching for the holidaymaker since May 15 without success. Dual-national Wesley Bate, 42, was flung from a vessel in the waters around Koh Samui island (pictured) in Thailand on May 15 Thai officials search the waters for the group - his body has not yet been recovered The boat's captain, who was quizzed by police said: 'They didn't listen to me when I told them to sit properly because it was very dangerous to sit on the boat's head. 'They looked very angry, so I didn't want to keep bothering them, so I just let them sit there.' Chaktham said that he had taken the group on a trip from Koh Samui to Koh Tean, which is also surrounded by several small uninhabited islands. But the rough weather began tossing the boat when they returned, the missing man is said to have lost his balance and fell into the sea in front of his friends. Mr Bate's friends (pictured) wait outside a police station on after the incident Mr Bate's friends outside the police station on May 15 - they had experienced choppy waters while out on the speedboat Chaktham told police he stopped the boat and sailed around the area where he believed the man had disappeared. Mr Bate was still not found after three hours of searching with help from nearby fishermen. The rest of the tourists were dropped off at the island of Koh Samui before the boat captain reported the missing man to the sheriff and the police. Officials spent another two hours looking for the tourist before they decided to delay the search due to the wind and darkness. The operation with Department of Disaster Prevention and Mitigation help, including rescuers and divers, resumed at 9.30am of the following day. At the time of the tragedy, Police Major Worasak Akarakul, the inspector of Koh Samui police station, said they were unable to find the missing man. Boat captain Chaktham Jaijong, 23, is quizzed by police after the incident - he said the passengers were when he picked them up 'Officers have questioned the boat captain and the owner of the vessel. Their statements will form part of the investigation,' he said. 'Rescue teams are co-operating to search for the tourist and all vessels in the area have been notified alerted.' A Foreign & Commonwealth Office spokesperson also said: 'We are in contact with the Australian embassy in Thailand, which is leading on a consular case following an incident involving an Australian-British dual national.' In honour of Mr Bate' memory, his wife and friends will be running the Melbourne Marathon on October 13. The speedboat the group of British tourists were riding in on May 15 for snorkelling and sightseeingAll rights reserved for this news site dailymail and under his responsibility