Excel Maritime Carriers Announces the Initial Public Offering of Oceanaut, Inc.

ATHENS, GREECE -- (MARKET WIRE) -- March 6, 2007 -- Excel Maritime Carriers Ltd (NYSE: EXM) (the "Company"), an owner and operator of dry bulk carriers and a provider of worldwide seaborne transportation services for dry bulk cargoes, announced today that Oceanaut, Inc. (AMEX: OKN.U) ("Oceanaut") has completed its initial public offering of 18,750,000 units at an offering price of $8.00 per unit. Prior to the closing of the public offering, Oceanaut consummated a private placement of 1,125,000 units at $8.00 per unit price and 2,000,000 warrants at $1.00 per warrant to the Company. Each unit issued in the initial public offering and the private placement consists of one share of Oceanaut's common stock and one warrant to purchase one share of common stock. The initial public offering and the private placement generated gross proceeds in an aggregate of $161,000,000 to Oceanaut. Following the initial public offering and the private placement, the Company will own approximately 18.9% of the issued and outstanding shares of Oceanaut.

Oceanaut, Inc. is a blank check company formed for the purpose of acquiring, through a merger, capital stock exchange, asset acquisition, stock purchase or other similar business combination, vessels or one or more operating businesses in the shipping industry. The Company is the sponsor and a shareholder of Oceanaut.

Citigroup Global Markets Inc. acted as the sole bookrunning manager and Maxim Group LLC acted as co-manager of the initial public offering of Oceanaut. The offering was made only by means of a prospectus, copies of which may be obtained from Citigroup Corporate and Investment Banking, Brooklyn Army Terminal, 140 58th Street, 8th Floor, Brooklyn, New York 11220.

A registration statement relating to these securities was declared effective by the Securities and Exchange Commission on March 1, 2007. This press release shall not constitute an offer to sell or the solicitation of an offer to buy nor shall there be any sale of these securities in any state in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities law of any such state.

About Excel Maritime Carriers Ltd

The Company is an owner and operator of dry bulk carriers and a provider of worldwide seaborne transportation services for dry bulk cargoes, such as iron ore, coal and grains, as well as bauxite, fertilizers and steel products. The company's current fleet consists of 17 vessels (ten Panamax and seven Handymax vessels) with a total carrying capacity of 1,004,930 dwt. The Company was incorporated in 1988 and its common stock had been listed on the American Stock Exchange (AMEX) since 1998. As of September 15, 2005 Excel Maritime is listed on the New York Stock Exchange (NYSE), trading under the symbol EXM. For more information about the Company, please go to the Company's corporate website www.excelmaritime.com.

Forward-Looking Statement

This press release contains forward-looking statements (as defined in Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended) concerning future events and the Company's growth strategy and measures to implement such strategy; including expected vessel acquisitions and entering into further time charters. Words such as "expects," "intends," "plans," "believes," "anticipates," "hopes," "estimates," and variations of such words and similar expressions are intended to identify forward-looking statements. Although the Company believes that the expectations reflected in such forward-looking statements are reasonable, no assurance can be given that such expectations will prove to have been correct. These statements involve known and unknown risks and are based upon a number of assumptions and estimates, which are inherently subject to significant uncertainties and contingencies, many of which are beyond the control of the Company. Actual results may differ materially from those expressed or implied by such forward-looking statements. Factors that could cause actual results to differ materially include, but are not limited to changes in the demand for dry bulk vessels, competitive factors in the market in which the Company operates; risks associated with operations outside the United States; and other factors listed from time to time in the Company's filings with the Securities and Exchange Commission. The Company expressly disclaims any obligations or undertaking to release publicly any updates or revisions to any forward-looking statements contained herein to reflect any change in the Company's expectations with respect thereto or any change in events, conditions or circumstances on which any statement is based.

Contact Information: Contact: Investor Relations / Financial Media: Nicolas Bornozis President Capital Link, Inc. 230 Park Avenue - Suite 1536 New York, NY 10160, USA Tel: (212) 661-7566 Fax: (212) 661-7526 E-Mail: nbornozis@capitallink.com www.capitallink.com Company: Christopher Georgakis Chief Executive Officer Excel Maritime Carriers Ltd 17th Km National Road Athens-Lamia & Finikos Street 145 64 Nea Kifisia Athens, Greece Tel: 011-30-210-62-09-520 Fax: 011-30-210-62-09-528 E-Mail: info@excelmaritime.com http://www.excelmaritime.com