Vancouver, BC - Bayfield Ventures Corp. (TSX.V: BYV) (FWB: B4N) announces that it has issued 25,000 common shares in connection the option to acquire a 50% interest in the mineral rights to it Block "A", mineral claim located in the Richardson Township, Rainy River District, Kenora Mining Division NW Ontario.

The common shares issued under the agreement are subject to a four month hold period, under applicable securities laws and imposed by the TSX Venture Exchange, expiring August 17, 2007.

The Claim Block "A" property is located to the immediate southwest of the Rainy River Resources Ltd. property and is located approximately 3 km to the southwest of Rainy River Resources #17, #433, and ODM gold zones.

Click Here for Rainy River Ontario Claims Map

The Claim Block "A" property is well within known volcanic greenstone and sedimentary rocks and cover similar lithologies and structures to those hosting the gold zones on the adjoining Rainy River Resources claims.

Bayfield Ventures Corp. is actively involved in the exploration for gold in Northwestern Ontario, diamonds in Central Saskatchewan, Canada, and copper-gold and coal in the South Gobi region of Mongolia. Property partners include Goldcorp and BHP Billiton.

ON BEHALF OF THE BOARD OF DIRECTORS

"Jim Pettit"

JAMES G. PETTIT
Chairman / Director