The features of disastrous waves and the offshore wave disasters in China in 1997 are mainly analysed in this article, and a long -term prediction is carried out of the disastrous waves in 1998, which has reference value for the coastal area and the departments in the fields of marine exploitation, fishery and ocean transportation.

Study on emergency management of marine disaster in China;

It also causes growth of the economic and human loses by marine disasters at high speed and that the marine disaster turn into a disaster type with most speed of growth of loses within all disasters in China.

In this paper, the status and varieties of marine disasters in Qingdao in history are discussed, and the suggestions and countermeasures for preventing and reducing the marine disasters are presented.

Some suggestions for using infrasonic wave to make tsunami disaster warnings are made,and the feasibility of these suggestions is analyzed.

Field investigation on the Indian Ocean tsunami shows that tsunami disaster is quite different from those of earthquake and flooding.