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  <link:roleRef roleURI="http://www.gulfslopeenergy.com/role/BalanceSheetsParenthetical" xlink:href="gspe-20120930.xsd#gspe-bsp" xlink:type="simple" />
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  <link:roleRef roleURI="http://www.gulfslopeenergy.com/role/StatementsOfOperations" xlink:href="gspe-20120930.xsd#gspe-soo" xlink:type="simple" />
  <link:roleRef roleURI="http://www.gulfslopeenergy.com/role/CommonStockpaidInCapitalDetails" xlink:href="gspe-20120930.xsd#gspe-csicd" xlink:type="simple" />
  <link:roleRef roleURI="http://www.gulfslopeenergy.com/role/DocumentAndEntityInformation" xlink:href="gspe-20120930.xsd#gspe-daei" xlink:type="simple" />
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  <link:roleRef roleURI="http://www.gulfslopeenergy.com/role/LiquiditygoingConcern" xlink:href="gspe-20120930.xsd#gspe-lc" xlink:type="simple" />
  <link:roleRef roleURI="http://www.gulfslopeenergy.com/role/RelatedPartyTransactionsDetails" xlink:href="gspe-20120930.xsd#gspe-rptd" xlink:type="simple" />
  <link:roleRef roleURI="http://www.gulfslopeenergy.com/role/RelatedPartyTransactions" xlink:href="gspe-20120930.xsd#gspe-rpt" xlink:type="simple" />
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    <link:calculationArc xlink:from="loc_StockholdersEquity.16667.14.6" xlink:to="loc_PreferredStockValue.14123.14.6" order="1.00" weight="1.00" priority="0" use="optional" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:type="arc" />
    <link:loc xlink:label="loc_CommonStockValue.6874.14.6" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockValue" xlink:type="locator" />
    <link:calculationArc xlink:from="loc_StockholdersEquity.16667.14.6" xlink:to="loc_CommonStockValue.6874.14.6" order="2.00" weight="1.00" priority="0" use="optional" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:type="arc" />
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    <link:calculationArc xlink:from="loc_StockholdersEquity.16667.14.6" xlink:to="loc_AdditionalPaidInCapital.5620.14.6" order="5.00" weight="1.00" priority="0" use="optional" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:type="arc" />
    <link:loc xlink:label="loc_RetainedEarningsAccumulatedDeficit.15457.14.6" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:type="locator" />
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  </link:calculationLink>
  <link:calculationLink xlink:title="006 - Statement - STATEMENTS OF CASH FLOWS" xlink:role="http://www.gulfslopeenergy.com/role/StatementsOfCashFlows" xlink:type="extended">
    <link:loc xlink:label="loc_CashAndCashEquivalentsPeriodIncreaseDecrease.6589.14.6" xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:type="locator" />
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