solo diver

I'm reading the SDI Solo Diving Manual for fun and on page 19 it says that tech and solo should never be mixed, regardless of training level. Do all agencies hold this position in their solo diving courses? I also wonder what consequences this has in the world of dive locations. I'm reminded...

Hello! I'm an SDI Solo Diver in NSW, Australia. Typically, my solo diving is at night, shore dive, max depth 7m, about 120min. As of recent, I'm starting to get concerned (maybe even slightly paranoid) about my increased risk of severe harm or death due to marine life (bites or stings) when...

Hello, All: Planning on going for my Self Reliant Certification next week in Curaçao and my instructor has sent reading material for review. I understand the mathematics of calculating SAC rate. But I'm confused about the  method of determining my SAC Rate. As I understand it, establishing...