Borders & Sth. Regulatory News (BOR)

1 February 2012

Borders & Southern Petroleum plc

("B&S" or "the Company")

Darwin Prospect - 61/17-1 Well Spud

Borders & Southern Petroleum plc is pleased to announce that their exploration well 61/17-1 was spudded on 31st January 2012. The well is located approximately 140 km south of the Falkland Islands. B&S is the operator of the well, holding a 100% interest in licence PL018. It is the first of a two well exploration programme.

The well is designed to test the Darwin East prospect, a fault / dip closed structure with a Lower Cretaceous sandstone reservoir target. The well will investigate geophysical attributes that include a flat spot, amplitude conformance to structure and an AVO anomaly.

It is anticipated that operations will take about 45 days. A further announcement will be made once the well has reached total depth and the wireline logs have been run and their interpretation completed.

For further information please visit www.bordersandsouthern.com or contact:

Notes:

Borders & Southern Petroleum plc is an oil & gas exploration company listed on the London Stock Exchange AIM (BOR). The Company is focused on frontier or emerging basins where there is potential to identify and commercialise high value prospects. Its project in the Falkland Islands comprises five Production Licences (100% interest) in the South Falkland Basin covering an area of nearly 20,000 square kilometres. The Company has acquired 2,862 km of 2D seismic and 1,492 sqkm of 3D seismic. It is commencing its first drilling campaign.