Serpula (fungus) cover the surface they are growing on (known as the substrate). The hymenophore, or spore-forming surface, generally has a wrinkled appearance. The species grow on, and digest, mainly coniferous wood, causing a process known as brown rot. One species, dry rot ("S. lacrymans"), is a highly destructive agent of houses. Damp structural timber is an ideal substrate for the germination of "Serpula" spores. The fungal hyphae penetrate the wood and release enzymes that break down structural polysaccharides such as cellulose. There may be no external indications that the fungus is present until the rot is far advanced and fruit bodies
The Amity Affliction then hired drummer, Troels Thomasson, Chris Burt on Guitar (originally on Bass), Ahren Stringer now on bass and the addition of a keyboardist, Trad Nathan. The Amity Affliction released a new five track EP entitled "High Hopes" which was named for the house in which "The Amityville Horror" took place. The first pressing came in a CD/DVD package. The DVD featured the band discussing the recording of the EP, it also featured the band on the road and performing. The band released their debut studio album in 2008, entitled "Severed Ties". The album spent a week on the Australian Albums