CALGARY, ALBERTA--(Marketwire - June 1, 2010) - Zargon Energy Trust ("Zargon") (TSX:ZAR.UN) (TSX:ZOG.B) is pleased to announce the increase to the Exchange Ratio of the exchangeable shares of Zargon Oil & Gas Ltd. from 1.71277 to 1.72913. This increase will be effective on June 15, 2010.

The following are the details of the calculation of the Exchange Ratio:

 ⁽¹⁾ The increase in the Exchange Ratio is calculated by multiplying Zargon's distribution per unit by the Exchange Ratio immediately prior to the distribution record date and dividing by the five day weighted average trading price of Zargon's units.

A holder of exchangeable shares can exchange all or a portion of their holdings into Zargon Energy Trust Units, at any time, by giving notice to their investment advisor or Valiant Trust Company at its principal transfer office at Suite 310, 606 - 4th Street S.W., Calgary, Alberta, T2P 1T1.

Based in Calgary, Alberta, Zargon's securities trade on the Toronto Stock Exchange and there are currently 23.362 million trust units (ZAR.UN) and 1.699 million exchangeable shares (ZOG.B) outstanding. After giving effect to the conversion privilege of the exchangeable shares and the June 15, 2010 revised exchange ratio there would be a total of 26.300 million trust units outstanding.

In order to learn more about Zargon, we encourage you to visit Zargon's website at www.zargon.ca where you will find a current shareholder presentation, financial reports and historical news releases.