March 29, 2011

VIA EDGAR

United States Securities and Exchange Commission

Re:	Northern Dynasty Minerals Ltd. (the "Company")
	Annual Report on Form 40-F
	Consent of Expert

This letter is provided in connection with the Company's Form 40-F annual report for the year ended December 31, 2010, (the “Annual Report”) to be filed by the Company with the United States Securities and Exchange Commission (the “SEC”).

I, Andre de Ruijter, P.Eng , hereby consent to the use of my name in connection with reference to my involvement in the preparation of the following technical report (the "Technical Report"):

• Preliminary Assessment of the Pebble Project, Southwest Alaska dated February 17, 2011

and to references to the Technical Report, or portions thereof, in the Annual Report and to the inclusion and incorporation by reference of the information derived from the Technical Reports in the Annual Report.

I have read the Company’s Annual Report and confirm that it documents fairly and accurately represent the information that supports the disclosure.

Yours truly,

/s/ Andre de Ruijter

Andre de Ruijter, P.Eng

Wardrop Engineering Inc.