Like Al said, Greenclear Pro or Phycomycin would be your only options if the state won't allow copper based algaecides, which would be my first choice after Tilapia.


www.hoosierpondpros.com


http://www.pondboss.com/subscribe.asp?c=4
3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).