EXHIBIT 23.1



                  [Letterhead of Ryder Scott Company, L.P.]



                     Consent of Ryder Scott Company, L.P.


      As independent petroleum engineers, we hereby consent to the incorporation
by reference in this Form 10-K of Apache Offshore Investment Partnership to our
Firm's name and our Firm's review of the proved oil and gas reserve quantities
of Apache Offshore Investment Partnership as of January 1, 2003.

                                          /s/ Ryder Scott Company, L.P.
                                          -----------------------------
                                          Ryder Scott Company, L.P.



Houston, Texas
March 25, 2003