Christmas tree pests and weeds of different pests, most of which cause cosmetic damage to the trees, important in the Christmas tree industry. The balsam woolly adelgid ("Adelges picae") are small soft-bodied insects which attack the Fraser fir. The insects appear as white, woolly spots on the tree and are fatal to the fir if left untreated. The woolly adeligid was native to central Europe where it affected the silver fir; it was introduced to the United States, where it has no known native predators, before 1900. Balsam twig aphids ("Mindarus abietnus") are another type of tree pest which affects fir and spruce trees in
Fraser Island Waddy Beach (tent only campsites), Cornwells Break (large group site), One Tree Rocks camp zone (Eurong-One Tree Rocks), however there are others. Permits are required for camping and also for vehicle access. There are various possibilities for overnight hiking on the island. Most notable is the 90 km long Fraser Island Great Walk. A shorter hike would be for example to start in Kingfisher Bay (ferry drop off) and head to Lake McKenzie, stay there for one night, and then hike back. Fraser Island Fraser Island (K'gari, Gari) is a heritage-listed island located along the southeastern coast of the state