The department shall have free access to all oyster or clam beds, places of business, buildings and all other places where oysters, clams or other shellfish are grown, kept, stored, held in possession with intent to distribute or sell, or sold, and also to all streams, tributaries thereof and lands adjacent thereto, the waters draining from which may come in contact with such shellfish. The department may make such inspections of such places and take such samples of oysters, clams or other shellfish or other substances as it may deem necessary to carry out the purposes of this act.
N.J.S. § 58:24-7