EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Abraxas Petroleum Corporation
San Antonio, Texas

We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of our reports dated March 16, 2017, relating to the consolidated financial statements and the effectiveness of Abraxas Petroleum Corporation’s (the “Company”) internal control over financial reporting, appearing in the Company’s Annual Report on Form 10-K for the year ended December 31, 2016.

/s/ BDO USA, LLP

San Antonio, Texas

August 10, 2017