EXHIBIT 23.1
Consent of Independent Registered Public Accounting Firm
Gastar Exploration Ltd.
Houston, TX
We hereby consent to the incorporation by reference in the Prospectus constituting a part of this Registration Statement of our report dated March 22, 2007, relating to the consolidated financial statements appearing in the Company’s Annual Report on
Form 10-K for the year ended December 31, 2006.
We also consent to the reference to us under the caption “Experts” in the Prospectus.
/s/ BDO SEIDMAN, LLP
BDO Seidman, LLP
Dallas, TX
April 3, 2007