The occurrence of a thick deposit of bowlder-clay on the Bay of Fundy coast just west of Saint John harbor, containing intercalary seams of stratified clay, was referred to in my report on the surface geology of southern New Brunswick.* This bowlder-clay forms a marginal strip of the land from Carleton to Duck cove, one and a half to two miles in length, and in the bank facing the sea rises from 40 to 60 feet in height above the beach. The part of it jutting out into the bay and forming a headland opposite Partridge island is called Negrotown point. A breakwater has been constructed there. The bowlder-clay at this point attains its greatest width, being 1,033 yards across in a north and south direction. At the Fern ledges, so called, from three-quarters of a mile to a mile west of . . .