I think it's highly individual and dependant on what's happening on the dive. Warm v. cold water, good visibility v. bad visibility, working hard v. not working, problems v. no problems . . .depth is only one factor.
I think it's highly individual and dependant on what's happening on the dive. Warm v. cold water, good visibility v. bad visibility, working hard v. not working, problems v. no problems . . .depth is only one factor.
When the fish start talking to you....it's time to go up! Tim