multiple divers

The cruise line would not allow me to dive but fellow passenger with MS and private dive master could she was under 70. Seems 70 is the stopping age for booking dives on a cruise ship.

There was a thread on this subject back in 2009, but I think it's time to update it. My dive buddy would like to buy a computer to monitor his air and his 14 year old daughter's air. This is not to take this responsibility from her, but just a dad's desire to be sure she is safe without having...