Hague and London Oil Regulatory News (HNL)

WESSEX EXPLORATION PLC

(AIM: WSX)

Guyane Press Reports

Wessex Exploration PLC ("Wessex" or "the Company") announces that further to the announcement made on the 15th June 2012 with respect to the status of the Guyane Maritime Exploration Licence in Guyane we note further comment in the media with respect to the licence.

A further statement is expected shortly from Shell, the operator of the Licence, and will be announced as soon as is practicable.

The partner interests in offshore Guyane are:

Shell 45.0%

Tullow 27.5%

Total 25.0%

Northpet Investments 2.5% (Wessex owns a 50% equity interest in Northpet)

Ends