Welcome Steve!
That's some project!
We're glad you found us and look
forward to hearing more about your pond.
Koishack www.koishack.com is another
great reference for serious koi ponders.
(You can never see enough ponds...)

k :-)
http://tinyurl.com/6bguh ~ new pond keeper info
http://tinyurl.com/yp64db ~ slide show of pond