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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 FSoVr0T6cD+yPSUwqBKxuw3jl6rGTWw3DRcpOtKUT57bMmhIi60Hs3JbmTMVEJNc
 A4Zx54r/cskzRCRmP3NADQ==

<SEC-DOCUMENT>0001209191-04-036046.txt : 20040715
<SEC-HEADER>0001209191-04-036046.hdr.sgml : 20040715
<ACCEPTANCE-DATETIME>20040715143803
ACCESSION NUMBER:		0001209191-04-036046
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040708
FILED AS OF DATE:		20040715

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CAPPS ROBERT P
		CENTRAL INDEX KEY:			0001233504

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-25142
		FILM NUMBER:		04915572

	BUSINESS ADDRESS:	
		STREET 1:		1240 EAST CAMPBELL RD.
		CITY:			RICHARDSON
		STATE:			TX
		ZIP:			75081

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MITCHAM INDUSTRIES INC
		CENTRAL INDEX KEY:			0000926423
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-EQUIPMENT RENTAL & LEASING, NEC [7359]
		IRS NUMBER:				760210849
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			0131

	BUSINESS ADDRESS:	
		STREET 1:		8141 SH 75 SOUTH
		STREET 2:		PO BOX 1175
		CITY:			HUNTSVILLE
		STATE:			TX
		ZIP:			77342
		BUSINESS PHONE:		9362912277

	MAIL ADDRESS:	
		STREET 1:		P O BOX 1175
		CITY:			HUNTSVILLE
		STATE:			TX
		ZIP:			77342
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>h16803_5rpc.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-07-08</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000926423</issuerCik>
        <issuerName>MITCHAM INDUSTRIES INC</issuerName>
        <issuerTradingSymbol>MIND</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001233504</rptOwnerCik>
            <rptOwnerName>CAPPS ROBERT P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4617 REDWOOD COURT</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>IRVING</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75038</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>4.16</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2005-07-13</value>
            </exerciseDate>
            <expirationDate>
                <value>2014-07-13</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>25000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <ownerSignature>
        <signatureName>/s/ Robert P. Capps</signatureName>
        <signatureDate>2004-07-15</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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