Zhanjiang, a prefecture-level city in Guangdong Province, formerly known as "Guangzhou Bay" or "port city", is located at the southern tip of Chinese mainland and southwest of Guangdong Province, with a monsoon climate in the northern tropical margin, with no severe cold in winter and no intense heat in summer, and rich subtropical crops and seafood resources. Zhanjiang has a total area of 13263 square kilometers, and governs 4 municipal districts, 3 county-level cities and 2 counties.

There are many rivers in Zhanjiang, but most of them have short sources, small water volume and small drop. The drainage areas of Jianjiang River, Jiuzhou River, Nandujiang River and Suixi River 1 1,000 square kilometers. There are 40 main tributaries with catchment area greater than 100 square kilometers; It belongs to 22 species that flow into the sea alone.

plant resources

There are 52 families and 76 species of natural forests in Zhanjiang, including Lauraceae, Annonaceae, Myrtaceae, Moraceae, Mangroves, Sapindaceae, Persimmoniaceae, Meliaceae, Euphorbiaceae, Fagaceae and so on. The more precious tree species are Rouge, Salon, Cinnamomum camphora, Melia azedarach, Aquilaria sinensis, Red Vertebrate, Zizyphus jujuba, Jatropha curcas and so on.

Zhanjiang Mangrove National Nature Reserve is one of the four mangrove national nature reserves in China, with a total area of 20,000 hectares. There are 65,438+05 mangrove species, including red olive, Bruguiera gymnorrhiza, Kandelia candel, rhinoceros, plum tree, paulownia and Avicennia marina. In addition, there are 9 kinds of semi-mangrove plants, such as silver tree, sea mango, hibiscus and Populus euphratica.