Authorities hold fears for swimmer off Blairgowrie surf beach AN air and sea search is underway after a young man got caught in a rip and disappeared while swimming off the Mornington Peninsula, on Victoria's coast. He was believed to be swimming with friends near the seaside village of Blairgowrie on the Mornington Peninsula when he got swept out to sea just after 2pm. Police and emergency services are headed to the scene after a 000 call was made only minutes ago. Although details are sketchy, it understood a number of swimmers themselves in difficulty near Dimmicks Beach on the Mornington Peninsula National Park.