As used in this chapter:
(1) The term “sponsors and operators” shall mean The Pilots’ Association for the Bay and River Delaware and the Ports of Philadelphia Maritime Exchange.
(2) The term “watch officer” means any river pilot, licensed as such by any state, or any person otherwise certified by the sponsors and operators, and who is maintaining a vessel traffic watch at any designated vessel information traffic station serving the water within the Delaware River and Bay and their tributaries and approaches, including the Chesapeake and Delaware Canal or any other water within the territorial limits of the State.