1) many times
2) there was a fairly recent thread about this. I will see if I can locate it
3) Can you trust that source is healthy and true BG?
4) Is it legal to put RE in your pond? That helps with the worm cycle. Again, better to go with good quality/healthy fish.
Just answered basic stuff. The pros will/can help out with #'s and specifics....
Edit--- link to a some GSH age/spawn stuff, go to page three:
http://forums.pondboss.com/ubbthreads.ph...true#Post327242.......AND WELCOME TO PONDBOSS< GLAD TO HAVE YOU.