Re: Any verification on Azores pyramid?
Posted: Wed Oct 02, 2013 11:57 am
Visibility @ 40 meters is what ?
Dive on a calm day at noon and the surface light should reach as low as 100 meters. With surface turbulence, divide by two (50 meters). Cloudy? Divide by two again (25 meters). With a stirred up sea-bottom, forget it.Visibility @ 40 meters is what ?