Area. All of the waters of the Corsica River south of a line beginning at a point on shore defined by Lat. 39°03.351' N, Long. 76°04.459' W; then running 103° True to a point on shore defined by Lat. 39°03.336' N, Long. 76°04.376' W and north of the Maryland Route 304 Bridge. The speed limit for the area described in §A of this regulation is 6 knots on Saturdays, Sundays, and State holidays during the boating season.