Tidewater Inc. announced its second quarter net earnings for the period ended September 30, 2002, of $23.4 million, or $.41 per share, on revenues of $158.5 million. For the same quarter last year, net earnings were $35.3 million, or $.63 per share, on revenues of $187.3 million. Net earnings in the immediately preceding quarter ended June 30, 2002, were $23 million, or $.41 per share, on revenues of $160.3 million.