EXHIBIT 23.1



                   CONSENT OF INDEPENDENT PETROLEUM ENGINEERS

As independent  petroleum  engineers,  we hereby consent to the incorporation by
reference in Registration Statements Nos. 333-114496 and 333-121039 on Form S-3,
and Nos.  333-105974,  333-116014,  and  333-122716 on Form S-8 of Gasco Energy,
Inc. (the "Company") of all references to Netherland, Sewell & Associates, Inc.,
independent  petroleum  engineers,  and the reports prepared by such independent
petroleum  engineers  appearing in the Company's  Annual Report on Form 10-K for
the year ended  December  13,  2004,  filed  with the  Securities  and  Exchange
Commission on March 16, 2005.

                                    NETHERLAND, SEWELL & ASSOCIATES, INC.



                                    By:  /s/ G. Lance Binder
                                     --------------------------------
                                        G. Lance Binder
                                        Executive Vice President



Dallas, Texas
March 17, 2005