Good shot, backscatter is always a problem when water quality is less than ideal.
I would also state that your ratio 10:1 is pretty damn good for the lens that you are using, I still have a lot of badly lit shots on my wide angle shots, macro on the other hand is much better and I find that a lot easier.
I would also state that your ratio 10:1 is pretty damn good for the lens that you are using, I still have a lot of badly lit shots on my wide angle shots, macro on the other hand is much better and I find that a lot easier.