The processes of settlement and metamorphosis of actinula of Tubularia mesembryanthemum and the effects of temperature and salinity on settlement and metamorphosis were investigated.
Limnoperna fortunei can attach to the inner walls of raw water pipe by thread-like byssus and reproduced rapidly, resulting in clogging of pipe and valves.
Compared with the D-larvae and the umbo-larvae, the densities of the post larvae and the settled spats show rapid reductions at the end of the development process.
It is found the suprasternal space should be enclosed by the superficial layer of the deep cervical fasciae and the fasciae of the infrahyoid muscles, rather than the past opinion of the textbook.