agency.

Notwithstanding provisions of any other general or special law, the functions, powers and duties encompassed by this section shall be vested in the Adirondack park agency as to any privately owned part of a river area within the Adirondack park as defined by law which may become part of the system; however, the commissioner shall have exclusive jurisdiction over all other river areas in the state and of all parts of river areas owned by the state located within the Adirondack park which may become part of the system. This section shall not be construed to divest the commissioner from the exercise of functions, powers and duties which have not been delegated by law to the agency. If the commissioner or the agency shall conduct any studies, proceedings or activities under this section or otherwise which affect or may affect river areas, any part of which are within the Adirondack park, they shall consult and cooperate to carry out the purposes of this title.