EXHIBIT 15


The Board of Directors and Shareholders
Tidewater Inc.

We are aware of the incorporation by reference in the Registration Statements
(Forms S-8 No. 33-63094, No. 33-38240, No. 333-32729 and No. 333-47687) of
Tidewater Inc. of our report dated July 20, 2001 relating to the unaudited
condensed consolidated interim financial statements of Tidewater Inc. that are
included in its Form 10-Q for the quarter ended June 30, 2001.

Pursuant to Rule 436(c) of the Securities Act of 1933, our report is not a part
of the registration statements prepared or certified by accountants within the
meaning of Section 7 or 11 of the Securities Act of 1933.



                                                   Ernst & Young LLP



New Orleans, Louisiana
July 20, 2001