<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>3</documentType>
    <periodOfReport>2003-02-19</periodOfReport>
    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001084750</issuerCik>
        <issuerName>NAVISITE INC</issuerName>
        <issuerTradingSymbol>NAVI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>

        <reportingOwnerId>
            <rptOwnerCik>0001251902</rptOwnerCik>
            <rptOwnerName>ATLANTIC INVESTORS LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>20 E 66TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10021</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
        <isDirector>0</isDirector>
        <isOfficer>0</isOfficer>
        <isTenPercentOwner>1</isTenPercentOwner>
        <isOther>0</isOther>
    </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>

        <securityTitle>
            <value>Common Stock</value>
        </securityTitle>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>10559248</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>

            <natureOfOwnership>
                <value>see footnote</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
                <footnoteId id="F3"/>
            </natureOfOwnership>
        </ownershipNature>
        </nonDerivativeHolding>

        <nonDerivativeHolding>

        <securityTitle>
            <value>Common Stock</value>
        </securityTitle>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>567978</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>

            <natureOfOwnership>
                <value>See footnote</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
                <footnoteId id="F3"/>
            </natureOfOwnership>
        </ownershipNature>
        </nonDerivativeHolding>

        <nonDerivativeHolding>

        <securityTitle>
            <value>Common Stock</value>
        </securityTitle>
        <postTransactionAmounts>

            <sharesOwnedFollowingTransaction>
                <value>8110599</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>

            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>

            <natureOfOwnership>
                <value>see footnote</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
                <footnoteId id="F3"/>
            </natureOfOwnership>
        </ownershipNature>
        </nonDerivativeHolding>

    </nonDerivativeTable>
    <footnotes>
        <footnote id="F1">The Reporting Person controls ClearBlue Technologies, Inc. ("CBT"), ClearBlue Finance, Inc. ("CBF") and ClearBlue Atlantic, LLC ("CBA") (collectively the "Controlled Entities") and the Controlled Entities in the aggregate own 19,201,825 shares of Issuer's common stock (the "Shares").  See footnote 2.</footnote>
        <footnote id="F2">Of such Shares, 10,559,248 are held by CBF,567,978 are held by CBT, and 8,110,599 shares are held by CBA. See footnote 3.</footnote>
        <footnote id="F3">The Reporting Person may be deemed to be the beneficial owner of the Shares.  The Controlled Entities have previously disclosed their respective holdings of the Issuer's common stock pursuant to Sec. 16 of the Securities Exchange Act of 1934.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Arthur Becker, Managing Member</signatureName>
        <signatureDate>2003-08-04</signatureDate>
    </ownerSignature>

</ownershipDocument>

