Contact: Larry Mayer (207) 581-3321; David Munson (207) 581-3777ORONO, Maine – While working on problems facing the clamming industry in mud flats, UMaine oceanographer Larry Mayer began to more fully appreciate the important connection between the preservation of organic matter and the presence of clays. He pursued this connection into the Gulf of Maine, and read more UMaine Scientist Shows How Clays May Have Made Life on Earth Possible