I'm not familiar with your BC, but you have the right idea in moving your center of mass toward your butt. You might think that the weight of the tank is negligible, but keep in mind that the tank neck, valve, and reg are all located near your head and provide a lever force that pushes your...
How about a rebreather? I have a buddy who dives an Optima, and it is a lot lighter than my double 130s. I'm getting one as soon as a win the lottery.
Keep in mind that if your buddy is diving smaller tanks, then gas matching rules will still constrain your dive to the smaller volume...
Another option is to stay with your LP85s, and just add stages when you need more gas. This will be easier on your back. What are your buddies diving?
Mike
I personally use jetfins or turtle fins, but some of my cave diving friends really like the DR fins. I can cover distances of a mile or so in the jets using frog kick with no problems, but I swim slow.
Mike
Looks like we are going to have to bail on the Sunday Feb 11 dive on the Sheridan.
Due to some issues with family and work, we are going to have to reschedule our trip to FL from Feb to March, maybe even April.
So sorry- I have noticed there are some interested divers for this dive -...
If the octopus is good enough to donate to an OOA diver in a true emergency, then why isn't it good enough as a backup while the primary is recovered? The idea of putting a necklace on the primary is an acknowledgment that the octopus is not readily available as a backup or for an OOA diver...
Jeff Johnson is located in Riva, Maryland. He teaches IANTD, TDI, and PSA.
http://www.divesafety.net/
I've taken technical and cave courses with him, and he's been a great instructor and mentor. Feel free to PM me for more info.
Mike
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