Earth Observation Techniques to Assess Water Quality Monitoring in the Murray Darling Basin of Australia

Table 3. Summary of semi-empirical bio-optical algorithms for MERIS andLandsat (ʎ in the table denotes the central wavelength of image bands).

Name of WQPs	Sensor's Name	Algorithm		Applicability	Reference
	MERIS	Name	Band transformation
	Chl-a		Ratio	b7/b9		turbid waters with high biomass	[26]
		Three band	(b7^-1-b9^-1)xb10	turbid and hypertrophic waters	[27]
		Reflectance Line Height	b8- b9 - ((b10 - b9)*(ʎ_b9 - ʎ_b8)x(ʎ_b10 - ʎ_b9)^-1)	turbid and hypertrophic waters	[28]
	Landsat	Ratio	b1/b2	Chloropyll concentration ˂20µg.l^-1	[29]
			(b1-b3)/b2	in the presence of suspended sediment scattering	[30]
			b1/b3	Chloropyll concentration >20µg.l^-1	[31]
			b3/b4		[32]
PC	MERIS	Ratio	b9/b6	turbid inland waters	[33]