Turtle Weed HELP!!!

[reefguru21]

I have a big turtle weed problem.  well actually the pet store I work at has the problem I'm just the one that has to try to get rid pfthe stuff.  At first it was cool but then it took over the 46g display tank and a 2-55g coral tank=(  it has choked out several corals and mostly just pist us all of alot.  I know that fish won't eat it because it taste like sh*t or at least that's what i here from some of the Tangs =) In all seriousness can somebody please help me before I'm scrubing God knows how many pounds of live rock, power heads, filters and on and on you get the picture.

 

Thanks for any suggestions.