Analysis of water exchange at the Dongsha Atoll based on field observation / 東沙環礁內外海水交換之觀測研究

碩士 / 國立中山大學 / 海下科技暨應用海洋物理研究所 / 100 / The exchange of water mass into and out of Dongsha Atoll is analyzed based on field measurements, in the region of 116.7-116.92E 20.58-20.78N during year 2008-2010. Measured parameters include sea level, currents, waves, water temperature and bottom depth. The results show that (1) tidal current is the major driven force of water exchange in the Dongsha Atoll. (2) The major water pathway is the two channels at the northwest and southwest by the side of the Dongsha island. The north channel is more important than the south. (3) The volumn transport of wave contribution is small. (4) The estimated residual time of water in the atoll is about 2 days.

Identiferoai:union.ndltd.org:TW/100NSYS5281010
Date January 2012
CreatorsHan-Yu Chang, 張涵宇
ContributorsYu-Huai Wang, 王玉懷
Source SetsNational Digital Library of Theses and Dissertations in Taiwan
Languagezh-TW
Detected LanguageEnglish
Type學位論文 ; thesis
Format53

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