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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,
 JjCOLYFMPJb+3teLuNJ5eDMwAxFfdFwxEho7R/sjEM6BxP4aXO9UX1LdUoUw3V4v
 OWlc91mCnYmF5WuZh4Xq7w==

<SEC-DOCUMENT>0000905228-06-000003.txt : 20060217
<SEC-HEADER>0000905228-06-000003.hdr.sgml : 20060217
<ACCEPTANCE-DATETIME>20060217153528
ACCESSION NUMBER:		0000905228-06-000003
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051003
FILED AS OF DATE:		20060217
DATE AS OF CHANGE:		20060217

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CADIZ INC
		CENTRAL INDEX KEY:			0000727273
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER SUPPLY [4941]
		IRS NUMBER:				770313235
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		777 SOUTH FIGUEROA STREET
		STREET 2:		SUITE 4250
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90017
		BUSINESS PHONE:		213-271-1600

	MAIL ADDRESS:	
		STREET 1:		777 SOUTH FIGUEROA STREET
		STREET 2:		SUITE 4250
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90017

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CADIZ LAND CO INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PACIFIC AGRICULTURAL HOLDINGS INC
		DATE OF NAME CHANGE:	19920602

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ARIDTECH INC
		DATE OF NAME CHANGE:	19880523

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ISELIN ODONNELL II
		CENTRAL INDEX KEY:			0000905228
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12114
		FILM NUMBER:		06629060

	BUSINESS ADDRESS:	
		STREET 1:		682 ALMA REAL
		CITY:			PACIFIC PALISADES
		STATE:			CA
		ZIP:			90272
		BUSINESS PHONE:		4123495800

	MAIL ADDRESS:	
		STREET 1:		ROCHESTER & PITTSBURGH COAL COMPANY
		STREET 2:		655 CHURCH STREET
		CITY:			INDIANA
		STATE:			PA
		ZIP:			15701
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2005-10-03</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000727273</issuerCik>
        <issuerName>CADIZ INC</issuerName>
        <issuerTradingSymbol>cdzi</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000905228</rptOwnerCik>
            <rptOwnerName>ISELIN ODONNELL II</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>777 SOUTH FIGUEROA STREET</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 4250</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90017</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (right to buy)</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>17.25</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2015-10-03</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>40000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The options, which were authorized under the Issuer's 2003 Management Equity Incentive Plan in December 2004 and which were allocated to the Reporting Person on October 3, 2005, vest 1/3 immediately, 1/3 on October 3, 2006, and 1/3 on December 3, 2007.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>O'Donnell Iselin II</signatureName>
        <signatureDate>2006-02-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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