EVERYTHING ABOUT MOUNT GAMBIER BLUE LAKE

My partner and I are frequent divers. We know if you would like snorkel / dive at Pincanninie Ponds you need a permit. Could you dive inside the Blue Lake? If that's so in which is the greatest entry stage and many others?I think the ideal time to visit Mount Gambier is all-around Oct / November. This can be spring time and the sun are going to be