THIS YEAR’S ALUM TREATMENT ON GRAND LAKE SAINT MARYS IS FINISHED, HOWEVER, GRAND LAKE SAINT MARYS STATE PARK MANAGER BRIAN MILLER PLANS TALK TO STATE OFFICIALS ABOUT FUTURE ALUM TREATMENTS. MILLER EXPLAINS:
ALUM IS A CHEMICAL DESIGNED TO PREVENT TOXIC ALGAE BLOOMS BY MAKING PHOSPHORUS UNAVAILABLE AS A FOOD SOURCE.
Source: WCSM Radio