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                                                                    Exhibit 2.6

                                PROMISSORY NOTE                
                               (Canadian Dollars)


Canadian $_______________                                     __________, 199__



                         FOR VALUE RECEIVED, SEAGULL ENERGY CANADA LTD. (the
"Borrower"), a corporation organized under the laws of the Province of Alberta,
Canada, hereby promises to pay to _______________________________________ (the
"Bank"), or order, at the principal office of The Bank of Nova Scotia,
International Banking Division-Loan Accounting, 14th Floor, 44 King Street
West, Toronto, Ontario, Canada M5H 1H1, Attention: Assistant Manager, the
principal sum of ______________  CANADIAN DOLLARS (Canadian $_______________) 
(or such lesser amount as shall equal the outstanding principal balance 
hereof), in lawful money of Canada and in immediately available funds, on the 
dates and in the principal amounts provided in the Credit Agreement referred 
to below, and to pay interest on the unpaid principal amount of each Loan 
denominated in Canadian Dollars made by the Bank to the Borrower under the 
Credit Agreement, at such office, in like money and funds, for the period 
commencing on the date of such Loan until such Loan shall be paid in full, 
at the rates per annum and on the dates provided in the Credit Agreement.

                         In addition to and cumulative of any payment required
to be made against this Note pursuant to the Credit Agreement, this Note,
including all principal then unpaid and accrued interest then unpaid, shall be
due and payable on December 31, 1999, its final maturity.  All payments shall
be applied first to principal and the balance to accrued interest, except as
otherwise expressly provided in the Credit Agreement.

                         

                                        SIGNED FOR IDENTIFICATION:

                                        SEAGULL ENERGY CANADA LTD.


                                        By: ____________________________________
                                        Name: __________________________________
                                        Title: _________________________________


                                  EXHIBIT C-2
                                       to
                                Credit Agreement

                                     Page 1
   2
        This Note is one of the Notes referred to in the Credit  Agreement (as
restated, amended, modified and supplemented and in effect from  time to time,
the "Credit Agreement") dated as of December 30, 1993, among the  Borrower,
certain signatory banks named therein, Chemical Bank of Canada, as  Arranger
and as Administrative Agent, The Bank of Nova Scotia, as Paying Agent  and as
Co-Agent, and Canadian Imperial Bank of Commerce, as Co-Agent, and  evidences
the Loans denominated in Canadian Dollars made by the Bank thereunder.   This
Note shall be governed by the Credit Agreement.  Capitalized terms used in 
this Note and not defined in this Note, but which are defined in the Credit 
Agreement, have the respective meanings herein as are assigned to them in the 
Credit Agreement.

                         The Bank is hereby authorized by the Borrower to
endorse on Schedule A (or a continuation thereof) attached to this Note, the
amount and date of each Loan denominated in Canadian Dollars made by the Bank
to the Borrower under the Credit Agreement, and the amount and date of each
payment or prepayment of principal of such Loan received by the Bank, provided
that any failure by the Bank to make any such endorsement shall not affect the
obligations of the Borrower under the Credit Agreement or under this Note in
respect of such Loans.

                         Except only for any notices which are specifically
required by the Credit Agreement or the other Loan Documents, the Borrower and
any and all co-makers, endorsers, guarantors and sureties severally waive
notice (including, but not limited to, notice of intent to accelerate and
notice of acceleration, notice of protest and notice of dishonor), demand,
presentment for payment, protest, diligence in collecting and the filing of
suit for the purpose of fixing liability and consent that the time of payment
hereof may be extended and re-extended from time to time without notice to any
of them.  Each such person agrees that his, her or its liability on or with
respect to this Note shall not be affected by any release of or change in any
guaranty or security at any time existing or by any failure to perfect or
maintain perfection of any lien against or security interest in any such
security or the partial or complete enforceability of any guaranty





                                        SIGNED FOR IDENTIFICATION:

                                        SEAGULL ENERGY CANADA LTD.


                                        By: ____________________________________
                                        Name: __________________________________
                                        Title: _________________________________


                                  EXHIBIT C-2
                                       to
                                Credit Agreement

                                     Page 2
   3
or other surety obligation, in each case in whole or in part, with or without
notice and before or after maturity.

                         The Credit Agreement provides for the acceleration of
the maturity of this Note upon the occurrence of certain events and for
prepayment of Loans upon the terms and conditions specified therein.

                         THIS NOTE SHALL BE GOVERNED BY AND CONSTRUED IN
ACCORDANCE WITH THE LAWS OF THE PROVINCE OF ALBERTA, CANADA AND OF CANADA FROM
TIME TO TIME IN EFFECT.

                                        SEAGULL ENERGY CANADA LTD.


                                        By: ____________________________________
                                        Name: __________________________________
                                        Title: _________________________________





                                  EXHIBIT C-2
                                       to
                                Credit Agreement

                                     Page 3
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                                   SCHEDULE A



This Note evidences Loans denominated in Canadian Dollars made by the Bank
under the within-described Credit Agreement to the Borrower, in the principal
amounts set forth below, which Loans are of the Type and for the Interest
Periods and were made on the dates set forth below, subject to the payments of
principal set forth below:




 
                                         Interest
                  Principal               Period/        Date of         Amount     Balance    
      Date        Amount of              Maturity       Payment or       Paid or      Out-
      Made          Loan        Type       Date         Prepayment       Prepaid    standing
     -----        --------      ----     --------       ----------       -------    --------            
                                                                   
     
                                  
                                  
                                  EXHIBIT C-2
                                       to
                                Credit Agreement

                                     Page 4