EXHIBIT 23.3

                    [Sproule Associates Limited Letterhead]


                                 March 10, 2003


Burlington Resources Inc.
5051 Westheimer, Suite 1400
Houston, Texas 77056

Re: Consent

We hereby consent to the reference to our firm name and our review of the
estimates of proved reserves of natural gas, oil and natural gas liquids that
Burlington Resources Inc. attributed to its net interests in oil and gas
properties located in Canada and Argentina as of December 31, 2002, which
appears in this Form 10-K. In addition, we hereby consent to the incorporation
by reference in the Registration Statements on Form S-8 Registration Nos.
(333-91247, 333-95071, 333-52324, 33-22493, 33-25807, 33-26024, as amended in
Registration No. 2-97533, 33-33626, 33-46518, 33-53973, 333-02029, 333-32603,
333-40565, 333-60081 and 333-90906) and on Form S-3 Registration Nos. (33-54477,
333-24999, 333-52213, 333-83163, 333-36032, 333-61600 and 333-87170) of
Burlington Resources Inc. of the reference to our firm name and our review of
the estimates of proved reserves of natural gas, oil and natural gas liquids
that Burlington Resources Inc. attributed to its net interests in oil and gas
properties located in Canada and Argentina as of December 31, 2002, which
appears in this Form 10-K.


                                              Sincerely,

                                              /s/ KEN H. CROWTHER, P. ENG.
                                              --------------------------------
                                              Ken H. Crowther, P. Eng.
                                              President