CALGARY, ALBERTA -- (Marketwire) -- 11/26/12 -- Detector Exploration Ltd. (TSX VENTURE:DEX) ("Detector") announces that Detector has filed (through SEDAR) Detector's:

(a) third quarter ended September 30, 2012 unaudited financial statements,

(b) third quarter report to the Shareholders, operations review (including management discussion and analysis).

Copies of all of these materials are available for viewing by electronic means from the SEDAR web site (www.sedar.com).

Detector is an oil and gas corporation whose shares are listed for trading on TSX Venture Exchange Inc. under the symbol DEX.

As of November 26, 2012 Detector has outstanding 11,918,701 Common Shares. Detector has determined that Detector's "public float" (the number of shares outstanding not held by directors, officers, promoters, 10% shareholders or their affiliates, spouses, and other associates and not under any hold period or escrow restrictions) is 5,589,752 based on information provided to Detector by its insiders.

The officer responsible for issuance of this press release and who may be contacted for further information is Ronald E. Alexander.

NEITHER TSX VENTURE EXCHANGE NOR ITS REGULATION SERVICES PROVIDER (AS THAT TERM IS DEFINED IN THE POLICIES OF THE TSX VENTURE ECCHANGE) ACCEPTS RESPONSIBILITY FOR THE ADEQUACY OR ACCURACY OF THIS RELEASE.