actinic lighting

[StirCrazy]

hehe ya I get it [img]images/smiles/icon_smile.gif[/img] thanks, I kinda new that from fresh water planted tanks but I guess I was trying to figure out a way to guage simular conditions.. ie.. if dept is the same and type of lighting is the same. oh well .. now.. is there some sort of light intensity meter that can be submerged in a salt water tank for doing spot readings? oh ya .. and that is afordable [img]images/smiles/icon_biggrin.gif[/img]

Steve