EXHIBIT 99.1


NEWS RELEASE


                           AMERICAN EXPLORATION CORP.


          AMERICAN EXPLORATION CORP. AND MAINLAND RESOURCES, INC. ENTER
          INTO LETTER AGREEMENT TO JOINTLY DEVELOP MISSISSIPPI ACREAGE


Calgary, Alberta - Sept. 17, 2009 - PR NEWSWIRE/FIRSTCALL - American Exploration
Corp.,  a Nevada  company  ("the  Company"),  (AEXP:OTC  BB  EQO:Frankfurt)  and
Mainland Resources,  Inc. (OTCBB:MNLU  5MN:Frankfurt) have entered into a Letter
Agreement to jointly develop their contiguous acreage in Mississippi.

American Exploration will commit approximately 5000 net acres to the project and
Mainland  Resources will commit  approximately 8500 net acres. This represents a
total of 13,500 net acres to the composite project area.

Mainland  Resources  will act as the Operator of the project area and has agreed
to pay 80% of the initial well (drilling and completion costs) for a 51% working
interest in the well and total project area.  American  Exploration will pay 20%
of the  initial  well  (drilling  and  completion  costs) to earn a 49%  working
interest in the well and total project area. The additional costs (ie. drilling,
completions etc.) for oil and gas activities on the 13,500 net acre project area
will be split on a 49% / 51% basis between American and Mainland respectively.

Mainland has a proven track record in the Haynesville shale having  participated
in the drilling and  completion of two producing  wells and a third well that is
slated for  completion  on its lands in DeSoto  Parish in  Northwest  Louisiana.

Company President Steve Harding states,  "Working with Mainland Resources,  Inc.
is an ideal situation for American  Exploration.  They have had great success in
the Haynesville shale in Louisiana and with our combined land position,  we have
secured enormous upside for our company on this exceptional prospect. We welcome
the opportunity and look forward to moving into the drilling stage."


ABOUT AMERICAN EXPLORATION CORP.

American  Exploration Corp. is engaged in the exploration and development of oil
and gas prospects  with the  potential  for  discovery of new or  unconventional
hydrocarbon resources in the continental United States.

See www.americanexplorationcorp.com for more information.

Contact: Mr. Steve Harding
Tel. 403-233-8484

American Exploration Corp.
Suite 110, 1915 - 27 Avenue NE,


                           AMERICAN EXPLORATION CORP.





NEWS RELEASE - Cont'd


Calgary, Alberta T2E 7E4
Canada


SAFE HARBOR STATEMENT -THIS NEWS RELEASE CONTAINS OFORWARD-LOOKING  STATEMENTSO,
AS THAT TERM IS DEFINED IN SECTION 27A OF THE UNITED  STATES  SECURITIES  ACT OF
1933, AS AMENDED,  AND SECTION 21E OF THE UNITED STATES SECURITIES  EXCHANGE ACT
OF 1934,  AS  AMENDED.  STATEMENTS  IN THIS NEWS  RELEASE,  WHICH ARE NOT PURELY
HISTORICAL,  ARE FORWARD-LOOKING STATEMENTS AND INCLUDE ANY STATEMENTS REGARDING
BELIEFS, PLANS,  EXPECTATIONS OR INTENTIONS REGARDING THE FUTURE.

EXCEPT FOR THE HISTORICAL  INFORMATION  PRESENTED  HEREIN,  MATTERS DISCUSSED IN
THIS NEWS RELEASE CONTAIN FORWARD-LOOKING STATEMENTS THAT ARE SUBJECT TO CERTAIN
RISKS AND  UNCERTAINTIES  THAT COULD CAUSE ACTUAL  RESULTS TO DIFFER  MATERIALLY
FROM ANY FUTURE  RESULTS,  PERFORMANCE OR  ACHIEVEMENTS  EXPRESSED OR IMPLIED BY
SUCH STATEMENTS.  STATEMENTS THAT ARE NOT HISTORICAL FACTS, INCLUDING STATEMENTS
THAT ARE  PRECEDED BY,  FOLLOWED  BY, OR THAT INCLUDE SUCH WORDS AS  OESTIMATEO,
OANTICIPATEO,   OBELIEVEO,   OPLANO  OR  OEXPECTO  OR  SIMILAR   STATEMENTS  ARE
FORWARD-LOOKING STATEMENTS. RISKS AND UNCERTAINTIES FOR THE COMPANY INCLUDE, BUT
ARE NOT LIMITED TO, THE RISKS  ASSOCIATED WITH PROPERTY  DEVELOPMENT AND FUNDING
AS WELL AS THE RISKS SHOWN IN THE  COMPANY'S  MOST RECENT  ANNUAL REPORT ON FORM
10-KSB AND ON FORM  10-QSB AND FROM  TIME-TO-TIME  IN OTHER  PUBLICLY  AVAILABLE
INFORMATION REGARDING THE COMPANY. OTHER RISKS INCLUDE RISKS ASSOCIATED WITH THE
REGULATORY APPROVAL PROCESS,  COMPETITIVE COMPANIES, FUTURE CAPITAL REQUIREMENTS
AND  THE  COMPANY'S  ABILITY  AND  LEVEL  OF  SUPPORT  FOR ITS  EXPLORATION  AND
DEVELOPMENT ACTIVITIES. THERE CAN BE NO ASSURANCE THAT THE COMPANY'S DEVELOPMENT
EFFORTS WILL SUCCEED AND THE COMPANY WILL ULTIMATELY ACHIEVE COMMERCIAL SUCCESS.
THESE  FORWARD-LOOKING  STATEMENTS ARE MADE AS OF THE DATE OF THIS NEWS RELEASE,
AND THE COMPANY ASSUMES NO OBLIGATION TO UPDATE THE FORWARD-LOOKING  STATEMENTS,
OR TO UPDATE THE REASONS WHY ACTUAL RESULTS COULD DIFFER FROM THOSE PROJECTED IN
THE FORWARD-LOOKING STATEMENTS.  ALTHOUGH THE COMPANY BELIEVES THAT THE BELIEFS,
PLANS,   EXPECTATIONS  AND  INTENTIONS   CONTAINED  IN  THIS  NEWS  RELEASE  ARE
REASONABLE,  THERE CAN BE NO ASSURANCE  THOSE BELIEFS,  PLANS,  EXPECTATIONS  OR
INTENTIONS  WILL PROVE TO BE  ACCURATE.  INVESTORS  SHOULD  CONSIDER  ALL OF THE
INFORMATION SET FORTH HEREIN AND SHOULD ALSO REFER TO THE RISK FACTORS DISCLOSED
IN THE COMPANY'S PERIODIC REPORTS FILED FROM TIME-TO-TIME WITH THE UNITED STATES
SECURITIES AND EXCHANGE COMMISSION.

THIS NEWS RELEASE HAS BEEN  PREPARED BY MANAGEMENT OF THE COMPANY WHO TAKES FULL
RESPONSIBILITY FOR ITS CONTENTS. EACH OF THE NASD, THE SEC AND THE OTCBB NEITHER
APPROVES NOR DISAPPROVES OF THE CONTENTS OF THIS NEWS RELEASE. THIS NEWS RELEASE
SHALL NOT CONSTITUTE AN OFFER TO SELL OR THE SOLICITATION OF AN OFFER TO BUY NOR
SHALL THERE BE ANY SALE OF THESE  SECURITIES IN ANY  JURISDICTION  IN WHICH SUCH
OFFER,  SOLICITATION  OR  SALE  WOULD  BE  UNLAWFUL  PRIOR  TO  REGISTRATION  OR
QUALIFICATION UNDER THE SECURITIES LAWS OF ANY SUCH JURISDICTION.