The Stream Corridor shall be designated on preliminary Plats, preliminary plans, final plans and final Plats. The boundary of the Stream Corridor shall be documented by a legal boundary description in such instrument as the City Engineer may require, which could include but is not limited to a separate tract of land dedicated on the final Plat, including Off-Site Facilities dedicated by separate instrument or Plat. The City Engineer may adopt written regulations to implement the provisions of this section. The instrument used to document the boundary must also identify the area as a “Natural Preservation Stream Corridor” and shall stipulate that these areas are subject to the restrictions and protections provided for in this Chapter. The instrument shall further stipulate that restrictions and protections are subject to change by action of the Governing Body in accordance with the provisions of this Title. (Ord. 09-25 § 2, 2009.)