Cost for unregistered drop ins is $20 Please make sure that you let someone know that you are coming. Facebook is best at RumbleFish Underwater Hockey or send an email; RumbleFish.UWH@groups.facebook.com. This is mostly for non-local guests. If you live in the lower mainland we would really encourage you to choose one of the membership options. The Rumblefish club needs to buy goals, walls, pucks and invest in development of our sport.