Filed Pursuant to Rule 424(b)(3) File No. 333-131854 _____________________________________________________________________________ DELTA PETROLEUM CORPORATION SUPPLEMENT NO. 1 DATED FEBRUARY 23, 2006 TO PROSPECTUS DATED FEBRUARY 14, 2006 Edward Mike Davis has transferred all of the shares offered by the prospectus to Edward Mike Davis LLC. As a result, the Selling Shareholder table is revised to read as follows: Shares Shares Beneficially Owned Beneficially Owned Prior to the Offering After the Offering(1) Shares ---------------------- Percent Offered Percent Selling Shareholder Number of Class Hereby Number of Class - ------------------- ------- --------- ------- ------ --------- Edward Mike Davis, LLC (2) 990,000 2.0% 350,000 640,000 1.3% Armstrong Resources, LLC (3) 673,401 1.3% 673,401 -0- -- - ------------------------ (1) Assumes that the selling shareholders will sell all of the shares of common stock offered pursuant to this prospectus. We cannot assure you that the selling shareholders will sell all or any of these shares. (2) Edward Mike Davis, L.L.C. is owned and controlled solely by Edward Mike Davis. The number of shares as beneficially owned includes all shares beneficially owned by Mr. Davis. (3) Armstrong Resources, LLC is controlled by William Armstrong.