But Shafer is a smaller lake and has less water to give for the mussels — a depth of 10 feet of water, Koppelmann said. Shafer's water isn't intended to increase Freeman's levels, Koppelmann said.

MONTICELLO, Ind. — Lake Shafer, just upstream from the draining Lake Freeman, now finds itself in the crosshairs of the U.S. Fish and Wildlife Service's mandate to protect an endangered mussel ...