Table 2.

Description of Indices used.

Class	Formulas	Reference
Simple Ratio (SR)	(NIR/Red)	[44]
Normalized Difference Vegetation Index (NDVI)	$\frac{\left(\text{NIR}-\text{Red}\right)}{\left(\text{NIR}+\text{Red}\right)}$	[45]
Soil Adjusted Vegetation Index (SAVI)	$\frac{\left(\text{NIR}-\text{Red}\right)\left(1+\text{L}\right)}{\left(\text{NIR}+\text{Red+L}\right)}$	[44]
Normalized Difference Water Index (NDWI)	$\frac{\left(\text{Green}-\text{NIR}\right)}{\left(\text{Green}+\text{NIR}\right)}$	[46]
Combined Mangrove Recognition Index (CMRI)	(NDVI – NDWI)	Present study