自然的港湾资源,一般是指分布在大陆海岸带和岛屿上具有掩护或半掩护条件的海湾。据粗略统计,全世界拥有大中型海湾约64个。其中,大型海湾约12个。 对于沿海港湾资源和海岸线资源,世界各沿海国家开发利用程度不一。一般来说,发达国家特别是其中的岛国开发利用程度较高,另外也与其自然条件、地理位置的好坏等有关。据不完全统计,目前全世界共有大中小港口约9800 Natural harbor resources, generally refers to the distribution of the mainland coast and islands with cover or half-cover conditions of the Gulf. According to rough statistics, the world has about 64 large and medium-sized bays. Among them, about 12 large bays. For the coastal harbor resources and coastline resources, the development and utilization of various coastal countries in the world vary. In general, the developed countries, especially the island countries, have a high degree of development and utilization, and are also related to their natural conditions and geographical location. According to incomplete statistics, there are currently about 9800 small, medium and large ports in the world