Fission Energy Corp.
TSX VENTURE : FIS
OTCQX : FSSIF

Fission Energy Corp.

December 14, 2011 08:30 ET

Fission Energy Corp.: PLS Property Trenching Yields Boulder Assays as High as 31.4% U3O8

KELOWNA, BRITISH COLUMBIA--(Marketwire - Dec. 14, 2011) - Fission Energy Corp. (TSX VENTURE:FIS)(OTCQX:FSSIF) ("Fission" or "the Company") and its 50% Joint Venture (JV) partner ESO Uranium Corp., announce that assays have been received from the 49 radioactive boulders discovered during the trenching program carried out during October 2011 (See press release dated November 1, 2011). The highest grade samples included 31.4% U308 and 31.2% U308. A complete summary of the results is shown below in Table 1.

Table 1 Boulder Assay Results From PLS Trenching Programme
Number of Boulders Assay Range Average Assay
12* >20% U308 23.7% U308
13 10-20% U308 14.5% U308
15 1-10% U308 5.2% U308
9 <1% U308 0.5% U308
* Includes highest assays of 31.4% U308 and 31.2% U308

These radioactive boulders occur in the high grade boulder field that has been traced for a north-south length of approximately 5km X up to 0.9km wide. A map showing the location of these latest results can be found on the Company's website at http://www.fission-energy.com/s/pattersonlakesouth.asp. The previously announced 1,000m drill program targeting shallow basement mineralization (See press release dated November 9 2011), is currently underway. Results will be announced when available.

PLS is a 50%/50% Joint Venture held with ESO Uranium Corp. (ESO). PLS is accessible by road with primary access from all weather Highway 955, which runs north to the former Cluff Lake mine, (>60M lbs of U3O8 produced), and passes through the nearby UEX-Areva Shea Creek discoveries located 50km to the north, currently under active exploration and development.

The technical information in this news release has been prepared in accordance with the Canadian regulatory requirements set out in National Instrument 43-101 and reviewed on behalf of the company by Ross McElroy, P.Geol. President and COO for Fission Energy Corp., a Qualified Person.

This press release contains "forward-looking information" that is based on Fission's current expectations, estimates, forecasts and projections. This forward-looking information includes, among other things, statements with respect to Fission's development plans. The words "will", "anticipated", "plans" or other similar words and phrases are intended to identify forward-looking information.

Forward-looking information is subject to known and unknown risks, uncertainties and other factors that may cause Fission's actual results, level of activity, performance or achievements to be materially different from those expressed or implied by such forward-looking information. Such factors include, but are not limited to: uncertainties related exploration and development; the ability to raise sufficient capital to fund exploration and development; changes in economic conditions or financial markets; increases in input costs; litigation, legislative, environmental and other judicial, regulatory, political and competitive developments; technological or operational difficulties or inability to obtain permits encountered in connection with exploration activities; and labour relations matters. This list is not exhaustive of the factors that may affect our forward-looking information. These and other factors should be considered carefully and readers should not place undue reliance on such forward-looking information. Fission disclaims any intention or obligation to update or revise forward-looking information, whether as a result of new information, future events or otherwise.

FISSION ENERGY CORP. is a Canadian based resource company specializing in the strategic acquisition, exploration and development of uranium properties and is headquartered in Kelowna, British Columbia. FISSION ENERGY CORP. Common Shares are listed on the TSX Venture Exchange under the symbol "FIS" and on the OTCQX International electronic trading system in the United States under the symbol "FSSIF".

ON BEHALF OF THE BOARD

Ross McElroy, President & COO

Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

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