Regulation 3(1) of the Principal Regulations is amended by inserting after the definition of trez tine the following definition:wetland means a marsh, mudflat or other expanse of land that is, permanently, intermittently or cyclically, inundated with water, whether (a) the water is static or flowing; or(b) the water is fresh, brackish or salt; or(c) the inundation occurs as a result of a natural or artificial process.