OKLAHOMA CITY, April 9, 2014 (GLOBE NEWSWIRE) -- Gulfport Energy Corporation (Nasdaq:GPOR) ("Gulfport") today reports first quarter 2014 production and provides an operational update. Production Update Gulfport currently estimates that first quarter 2014 production averaged approximately 27,100 barrels of oil equivalent per day ("BOEPD"), which excludes approximately 900 BOEPD during the first quarter attributable to the previously announced acquisition of Rhino Resources Partners LP ("Rhino") interests in the Utica Shale. The production mix for the first quarter 2014 was approximately 48% oil and natural gas liquids and 52% natural gas. Proforma of the Rhino transaction, Gulfport estimates that first quarter 2014 production averaged approximately 28,000 BOEPD. Canadian Oil Sands In the Canadian Oil Sands, Grizzly Oil Sands ULC ("Grizzly"), in which Gulfport owns a 24.9% interest, achieved first bitumen production at its first SAGD facility at Algar Lake during the first quarter of 2014. Grizzly currently has seven of the ten well pairs on full steam circulation and expects to have all ten well pairs on full circulation in the coming month. During March 2014, Algar Lake production averaged approximately 30 barrels of bitumen per day. Grizzly continues to see the production ramp as expected during steam circulation. Grizzly's Windell rail transloading facility at Conklin, Alberta commenced operations during the first quarter of 2014 and the first load of dilbit from Algar Lake was hauled by truck to the Windell terminal for sales to the US Gulf Coast market. Bank Redetermination In connection with the spring redetermination of Gulfport's revolving credit facility, The Bank of Nova Scotia, Gulfport's lead lender, has provided a commitment letter that increases Gulfport's borrowing base from $150 million to $275 million, subject to the approval of the additional banks within the syndicate. About Gulfport Gulfport Energy Corporation is an Oklahoma City-based independent oil and natural gas exploration and production company with its principal producing properties located in the Utica Shale of Eastern Ohio and along the Louisiana Gulf Coast. In addition, Gulfport holds a sizeable acreage position in the Alberta Oil Sands in Canada through its 24.9% interest in Grizzly Oil Sands ULC, an equity interest in Diamondback Energy Inc., a NASDAQ Global Select Market listed company, and has an interest in an entity that operates in Southeast Asia, including the Phu Horm gas field in Thailand.