(Sharecast News) - Premier Oil on Tuesday reported positive results from test drilling at the Zama discovery off Mexico.This follows the successful Zama-2 appraisal well which completed in January, Premier said.Drill side-test operations were successfully conducted on Zama-2ST1 and a combined oil flow rate of 7,426 bopd was achieved from two separate flow tests over a total perforated interval of 248 feet, it added."Flow and pressure measurements indicate a prolific reservoir," Premier said in a statement.The Zama-2ST1 logged 873 feet of gross oil bearing reservoir with a net-to-gross ratio of 70%, in line with expectations.Premier chief executive Tony Durrant said the results were "further evidence that Zama has a world-class reservoir with excellent quality and well-connected sands"."This has positive implications for the expected ultimate recovery from the field and will help us to optimise the field development. We look forward to the conclusion of the Block 7 appraisal programme with the Zama-3 well."