 This study proposes a rule-based approach to map 5 vegetated and 3 non-vegetated land cover types in large coastal areas of Bangladesh using Landsatate Spectral Indices, with an overall accuracy of 84.6% and Kappa coefficient of 0.821. The approach was validated over two independent external test sites and achieved consistent accuracy results. This article was authored by Sheikh Mohammed Rabi Lalam and Mohammed Shaukat Hossein.