MacDonald Mines Exploration Ltd.
TSX VENTURE : BMK

MacDonald Mines Exploration Ltd.

March 31, 2008 12:55 ET

MacDonald Mines Exploration Ltd. - 2,500 metre drill program underway on Big Mac property in James Bay Lowlands

TORONTO, ONTARIO--(Marketwire - March 31, 2008) - MacDonald Mines Exploration Ltd., (TSX VENTURE:BMK) is pleased to announce that a 2,500 meter drill program has commenced on its recently optioned Big Mac property in the James Bay Lowlands. Through the option agreement, WSR Gold Inc. (TSX VENTURE:WSR) will be the "operator" for the exploration of 701 claim units, totalling approximately 11,200 hectares, in the "Ring of Fire", Webequie District of Northern Ontario, near Noront's prolific nickel-copper discovery. The agreement provides WSR with an option to earn a 75% interest in the BMK Big Mac claims.

Since February 25, 2008 WSR has:

1. Mobilized and completed construction of a full and complete 20 person exploration camp with all the required equipment;

2. Mobilized an extensive exploration team;

3. Reviewed flight data and prioritized exploration targets (the "Targets");

4. Cut ground lines over the Targets and completed a geophysics program which has further defined the Targets;

5. Delineated a drill program; and

6. Mobilized a drill to the property.

About MacDonald Mines

MacDonald Mines is a TSX-Venture listed, Canadian exploration company with a deep established history in the exploration of base and precious metals. MacDonald Mines is currently focusing its exploration in the Sachigo Greenstone Belt in the James Bay Lowlands of Northern Ontario. With a sizeable land position of 271 claim blocks (3,982 claim units), totaling over 63,700 hectares, and the identification of numerous high-quality targets from its latest airborne, the Company has strategically positioned itself as a long term investment opportunity in the Webequie District of the James Bay Lowlands.

Forward looking statements: Certain information set forth in this news release may contain forward-looking statements that involve substantial known and unknown risks and uncertainties. These forward-looking statements are subject to numerous risks and uncertainties, certain of which are beyond the control of WSR, including but not limited to the impact of general economic conditions, industry conditions, volatility of commodity prices, risks associated with the uncertainty of resource and reserve estimates, currency fluctuations, dependence upon regulatory approvals, the unavailability of future financing and exploration risk. Readers are cautioned that the assumptions used in the preparation of such information, although considered reasonable at the time of preparation, may prove to be imprecise and as such, undue reliance should not be placed on forward-looking statements.

SEDAR: 00004560E

The TSX Venture Exchange has not reviewed and does not accept responsibility for the adequacy or accuracy of this release.

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