The remaining areas constitute the Summer Zones.
However, for ships of 100 metres (328 feet) and under in length,
the area bounded-
on the north and west by the east coast
of the United States;
on the east by the meridian of longitude
68°30'W from the coast of the United States to latitude 40°N
and thence by the rhumb line to the point latitude 36°N, longitude
73°W;
on the south by the parallel of latitude 36°N;
is a Winter Seasonal Area.