UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: January 5, 2012
Accession Number: 0001193125-11-355601
Submission Type: POS AM
CIK: 0001034755
Company Name: BRIGHAM EXPLORATION CO
File Number: 333-161455
CIK: 0001068003
Company Name: BRIGHAM INC
File Number: 333-161455-02
CIK: 0001068004
Company Name: BRIGHAM OIL & GAS LP
File Number: 333-161455-01