Holding(s) in Company

Serica Energy plc
17 August 2006


                       Serica Energy plc (the 'Company')

                    Notification of Major Interest in Shares


The Company has received notification from Fidelity International on behalf of
Fidelity International Limited and its Group that they now have a notifiable
interest in 16,996,101 shares, representing 11.53% of the issued share capital
of the Company.


Ends


17 August 2006


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