The environmental variables that can be mapped or monitored with your specified sensor method are outlined in the table below. Select one of the following variables, or scroll through the table.

Environment			Mapping and monitoring options
			Attenuation coefficient	Euphotic depth	Secchi depth
Coastal	Deep	Brown	nf	nf	nf
		Blue/green	nf	nf	nf
	Shallow	Blue/green	nf	nf	nf
Oceanic	Deep	Blue	nf	nf	nf