Data for Optimum Estimation of Sea-Air CO₂ Fluxes considering Diurnal Variations: A Case Study in the Southern Yellow Sea

This dataset consists of CO₂ source–sink observations conducted in the Xiaomai Island region of the southern Yellow Sea from March to September 2012, and was generated in support of Paper "Optimum Estimation of Sea-Air CO₂ Fluxes considering Diurnal Variations: A Case Study in the Southern Yellow Sea".