Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Platt Jeffrey
 2. Date of Event Requiring Statement (Month/Day/Year)
07/07/2006		 3. Issuer Name and Ticker or Trading Symbol
TIDEWATER INC [TDW]
(Last)
(First)
(Middle)
C/O TIDEWATER, INC., 601 POYDRAS ST. #1900		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Executive Vice President
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

NEW ORLEANS, LA 70130		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 20,964
D
 
Common Stock 708
I
Through Previous Employer's 401(k) Plan
Common Stock 834.7989
I
Through Tidewater Savings Plan

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right to Buy) 08/03/2006(1) 03/19/2007 Common Stock 5,000 $ 43.625 D  
Stock Option (Right to Buy) 08/03/2006(1) 03/26/2008 Common Stock 7,000 $ 45.625 D  
Stock Option (Right to Buy) 08/03/2006(1) 03/11/2009 Common Stock 10,667 $ 22.75 D  
Stock Option (Right to Buy) 08/03/2006(1) 03/29/2010 Common Stock 10,000 $ 32.25 D  
Stock Option (Right to Buy) 08/03/2006(1) 03/29/2011 Common Stock 5,000 $ 44 D  
Stock Option (Right to Buy) 08/03/2006(1) 07/26/2011 Common Stock 5,000 $ 35.29 D  
Stock Option (Right to Buy) 08/03/2006(1) 03/27/2012 Common Stock 30,000 $ 40.28 D  
Stock Options (Right to Buy) 08/03/2006(1) 03/12/2013 Common Stock 30,000 $ 27.92 D  
Stock Option (Right to Buy) 08/03/2006(2) 03/30/2014 Common Stock 17,500 $ 28.05 D  
Stock Option (Right to Buy) 08/03/2006(1) 03/30/2015 Common Stock 6,000 $ 37.55 D  
Stock Option (Right to Buy) 08/03/2006(3) 03/29/2016 Common Stock 19,500 $ 55.76 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Platt Jeffrey
C/O TIDEWATER, INC.
601 POYDRAS ST. #1900
NEW ORLEANS, LA 70130		       Executive Vice President  

Signatures

Jeffrey Platt By: Michael L. Goldblatt, pursuant to a power of attorney 08/03/2006
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) All granted options have vested as of the date of filing this Form 3.
(2) 11,666 of the 17,500 options granted have vested as of the date of filing this Form 3. The remaining 5,834 options granted will vest March 30, 2007.
(3) 6,500 of the 19,500 options granted have vested as of the date of filing this Form 3. The remaining 13,000 options granted will vest in 2 equal annual installments on March 29, 2008 and March 29, 2009.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.

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