Live aboard Sea Queen IV in the Southern Atoll...this cleaning station was shallow, about 15' and had over a dozen mantas crusing back and forth. I filled the 2 gig card in 20 minutes with all the activity.
Facts about Southern Atoll

• It is in Maldives
• Southern Atoll is in the Indian Ocean.
• The typical depth is 0-10 Metres 0-30 Feet.
• The typical visibility is 3-10 Metres 10-30 Feet.