EXHIBIT 23.B [NETHERLAND, SEWELL & ASSOCIATES, INC. LOGO] CONSENT OF INDEPENDENT PETROLEUM ENGINEERS AND GEOLOGISTS We hereby consent to the incorporation by reference into this Amendment No. 1 to the Registration Statement on Form S-4 of GulfTerra Energy Partners, L.P. (formerly known as El Paso Energy Partners, L.P.), GulfTerra Energy Partners Finance Corporation (formerly known as El Paso Energy Partners Finance Corporation), and the Subsidiary Guarantors listed therein of our reserve reports dated as of December 31, 2000, 2001, and 2002, each of which is included in the Annual Report on Form 10-K of GulfTerra Energy Partners, L.P. for the year ended December 31, 2002. We also consent to the reference to us under the heading of "Experts" in such Registration Statement. NETHERLAND, SEWELL & ASSOCIATES, INC. By: /s/ FREDERIC D. SEWELL ------------------------------------ Frederic D. Sewell Chairman and Chief Executive Officer Dallas, Texas September 24, 2003