Welcome to PB brotherhayes. The best way to improve alkalinity to at least 20ppm is to add ag lime.That will also help reduce pH swings. It sounds as if you don't have enough forage for the LMB. What are the "Georgia's " you noted ?

You might try the archives on state pond mgt books for good info.

http://www.pondboss.com/forums/ubbthreads.php?ubb=showflat&Number=113216#Post113216

Last edited by ewest; 04/21/08 10:27 PM.