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                                 UNITED STATES
                      SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C. 20549

                                   FORM 6-K

                       REPORT OF FOREIGN PRIVATE ISSUER
                  PURSUANT TO SECTION 13A-16 OR 15D-16 OF THE
                        SECURITIES EXCHANGE ACT OF 1934

                             First Quarter Interim
                            Report to Shareholders

                        Commission File Number: 1-8795


                      CANADIAN NATURAL RESOURCES LIMITED
            ------------------------------------------------------
            (Exact name of registrant as specified in its charter)


         2500, 855 - 2ND STREET S.W., CALGARY, ALBERTA, CANADA T2P 4J8
         -------------------------------------------------------------
                   (Address of principal executive offices)


         Indicate  by check mark  whether  the  registrant  files or will file
annual reports under cover Form 20-F or Form 40-F.

                    Form 20-F  [_]             Form 40-F [X]

         Indicate by check mark if the  registrant is submitting  the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(1). ____

         Note:  Regulation  S-T Rule  101(b)(1) only permits the submission in
paper of a Form 6-K if submitted  solely to provide an attached  annual report
to security holders.

         Indicate by check mark if the  registrant is submitting  the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(7): ____

         Note:  Regulation  S-T Rule  101(b)(7) only permits the submission in
paper of a Form 6-K if  submitted to furnish a report or other  document  that
the registrant  foreign  private issuer must furnish and make public under the
laws of the jurisdiction in which the registrant is incorporated, domiciled or
legally organized (the registrant's "home country"), or under the rules of the
home country exchange on which the registrant's securities are traded, as long
as the report or other document is not a press release,  is not required to be
and has not been distributed to the  registrant's  security  holders,  and, if
discussing  a  material  event,  has  already  been the  subject of a Form 6-K
submission or other Commission filing on EDGAR.

         Indicate  by check mark  whether the  registrant  by  furnishing  the
information  contained in this Form is also thereby furnishing the information
to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act
of 1934.
                         Yes [_]             No  [X]

         If "Yes" is marked,  indicate  below the file number  assigned to the
registrant in connection with Rule 12g3-2(b): 82-______

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EXHIBIT NUMBER             DESCRIPTION
--------------             -----------

     99.1                  First  Quarter  Interim  Report  Issued by Canadian
                           Natural   Resources  Limited  to  its  Shareholders
                           referenced  as "First  Quarter,  Three Months Ended
                           March 31, 2006"





                                   SIGNATURE

         Pursuant to the requirements of the Securities Exchange Act of 1934,
the registrant has duly caused this report to be signed on its behalf by the
undersigned, thereunto duly authorized.


                                        CANADIAN NATURAL RESOURCES LIMITED
                                        (Registrant)


Date:  May 16, 2006                     By:  /s/ B. E. McGrath
                                             ----------------------------
                                             B. E. McGrath
                                             Corporate Secretary