(a) It shall be unlawful to dredge for hard clams with a commercial dredge clam license on leased shellfish grounds, except that a person may dredge hard clams from his or her own leased shellfish grounds as long as those grounds are not within Delaware's Inland Bays.
(b) It shall be unlawful to dredge hard clams in any waters designated as contaminated by the Department.
(c) It shall be unlawful for any person to use any hydraulic dredge or mechanical device which employs a vacuum or suction method for the taking or catching or harvesting of clams from any of the waters under the jurisdiction of this State without the prior written consent of the Department.