I have also bee inundated with calls on cost of construction of a good sized pond this is also answered in this clip. (in Nigerian currency)
Call me for appropriate Designs and costings for your projects more so you can buy our fish farming manual for 3,000 naira and get the free VCD on fingerling production.
click on http://catfishfarminginnigeria.blogspot.com/2010/09/fish-farming-manual.html for details on this offer
The video was shot by amateur cameraman and no studio work shas been added to it