Letter from Gerry Welch Zebra Mussel Control May Be Possible Chip Northrup stated that there is no way to control zebra mussels infesting Otsego Lake. Yes, there is, but the New York State Department of Environmental Conservation will not allow the introduction of predatory species. Their reasoning is they consider the introduction of other species as being invasive. Take for example the drum fish, which feeds on zebra mussels. The drum fish is good to eat and is prized by…