本研究於新竹縣新豐紅樹林進行浮游性矽藻採樣。共鑑定出矽藻65屬136種，其中以Nitzschia屬15種多樣性最高。

In this study, planktonic diatoms were sampled in Hsinfong mangrove forest in Hsinchu County. A total of 65 genera and 136 species of diatoms were identified, among which 15 species of Nitzschia were the most diverse.