VANCOUVER, BC, Aug 09, 2007- Portrush Petroleum Corporation (OTCBB: PRRPF) (TSX-V: PSH) (the "Company") announced that it has granted incentive stock options to directors, officers and employees to purchase up to 950,000 common shares at $0.10 per share for a period of 3 years expiring August 9, 2010.

About Portrush Petroleum Corporation:

Portrush Petroleum is a rapidly growing oil and natural gas exploration and production company focused on its core properties: the Lenox project, located in the Michigan Basin of the state of Michigan, and the Mission River Development project, situated in Refugio and Goliad Counties, Gulf Coast, Texas.

To find out more about Portrush Petroleum Corporation visit our website at www.portrushpetroleum.com

ON BEHALF OF THE BOARD
Mr. Martin Cotter
President & Director

The TSX Venture Exchange has not reviewed this press release and has neither approved nor disapproved the information contained in this press release. The statements made in this Press Release may contain forward-looking statements that may involve a number of risks and uncertainties. Actual events or results could differ materially from the Company's expectations and projections.

CONTACT INFORMATION
Portrush Petroleum Corporation
Telephone 604 696 2555
866 939 2555
info@portrushpetroleum.com