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REGISTRATION RIGHTS AGREEMENT
  Lehman Brothers Inc.  Deutsche Bank Securities Inc.  Jefferies & Company, Inc.
 
  Issuer Initial Purchasers Purchase Agreement Debentures Indenture Common Stock
   Definitions




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Additional Interest Section 3(a)
 Additional Interest Payment Date
 Agreement
 Broker-Dealer
 Business Day
 Closing Date
 Commission
 Common Stock
 Debentures
 Effectiveness Period Section 2(a)(iii)
 Effectiveness Target Date Section 2(a)(ii)
 Exchange Act
 Holder
 Indemnified Holder Section 6(a)
 Indenture
 Initial Purchasers
 Issuer
 Majority of Holders
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NASD
 New Securities Section 10(d)
 Person
 Prospectus
 Purchase Agreement
 QIU Section 4(b)(xi)
 Questionnaire Section 2(b)
 Questionnaire Deadline Section 2(b)
 Record Holder
 Registration Default Section 3(a)
 Securities Act
 Shelf Filing Deadline Section 2(a)(i)
 Shelf Registration Statement Section 2(a)(i)
 Suspension Notice Section 4(c)
 Suspension Period Section 4(b)(i)
 TIA
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Transfer Restricted Securities
 Underwritten Registration Underwritten Offering
 Shelf Registration
 Shelf
Filing Deadline Shelf Registration Statement Section 2(b) Effectiveness Target Date Section 4(b) Effectiveness Period
 Questionnaire
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Questionnaire Deadline provided
   Additional Interest
 Section 4(b)(i)
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Registration Default Additional
Interest provided
    Registration Procedures
 Section 4(b)
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Section
4(b) Section
4(b)(iii)(D) Suspension Period provided
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provided however
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Section 4(b)(ii) provided, however
   Section
4(b) Section
4(b)(iii)(D)
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Section 4(b)(ii) Section 6
 provided, however
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Section 4(b)(i) Section 4(b)(iii)(D)
  Section 4(b)(ii) QIU
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Section 4(b)(ii)
 Suspension Notice Section 4(b)(iii)(D) Section 4(b)(xiii)
 Registration Expenses
 Section 5(b)
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Indemnification and Contribution
 controlling
person Indemnified Holder Losses Issuer FWP Blue
Sky Application provided
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provided however
 Section 6(a) provided,
 Section 6 Section
6 provided however Section 6 Section 6 Section 6 provided however Section 6
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Section 6 Sections
6(a) 6(b) Section 6(d)(i) Section 6(d)(i) Section 6(d) Section 6(d) Section 6
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Section 6 Section 6 Section
6(d)
 Section 6
 Section 6
 Rules 144 and 144A
 Participation in Underwritten Registrations
 Selection of Underwriters Section 4(b)(ii)
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provided
 Miscellaneous
 Remedies Section 2 Section 2
 Adjustments Affecting Transfer Restricted Securities
 No Inconsistent Agreements provided, however
 Amendments and Waivers
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Section 10(d)
 Notices
    
  
  
 Section 6(c)
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Third Party Beneficiaries
 Successors and Assigns provided however
 Counterparts
 Transfer Restricted Securities Held by the Issuer or Its Affiliates
 Headings
 Governing Law
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Severability
 Entire Agreement
 [Signature Page to Follow]
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Very truly yours,Trico Marine Services, Inc.By:Name:Title:  Lehman Brothers Inc.  Deutsche Bank Securities Inc.  Jefferies & Company, Inc.
 Lehman Brothers Inc., as Authorized Representative
 By:Name:Title:
 [Signature Page to Registration Rights Agreement]