EXHIBIT 23.2

CONSENT OF INDEPENDENT RESERVE ENGINEERS

      Ryder Scott Company has issued a report as of December 31, 2005 of the “Estimated Future Reserves and Income Attributable to Certain Leasehold interests (SEC Case)” for Ultra Petroleum Corp. Ryder Scott Company consents to the reference in Form 10-K to Ryder Scott Company reserve report dated January 31, 2006 and to the incorporation by reference of our Firm’s name and report into Ultra’s previously filed Registration Statements on Form S-8 (File Nos. 333-132443; 333-13342; 333-13278) and Form S-3 (File No. 333-89522).

/s/ RYDER SCOTT COMPANY, L.P.

RYDER SCOTT COMPANY, L.P.

Houston, Texas

March 28, 2006