I'll let you know about me and Al tomorrow Tom - we are trying to get on a dive out of Plymouth but, if not, would love to come out to play again.
Only thing is, stick in the muds that we are

we would need to know whether you are planning shallower than 30 or deeper than 30 before the day. That's why I called Steve - who said no problem either way - you choose
So over to you...