FORM 6-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D. C. 20549

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16 of

the Securities Exchange Act of 1934

For the month of June 2007

EUROSEAS LTD.

(Translation of registrant's name into English)

Euroseas Ltd.

Aethrion Center

40 Ag. Konstantinou Street

151 24 Maroussi, Greece

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual

reports under cover Form 20-F or Form 40-F.

Form 20-F x Form 40-F o

Indicate by check mark whether the registrant by furnishing the information

contained in this Form is also thereby furnishing the information to the

commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes o No x

INFORMATION CONTAINED IN THIS FORM 6-K REPORT

EXHIBIT 1.1

Attached to this Report on Form 6-K as Exhibit 1.1 is a copy of the Underwriting Agreement dated June 29, 2007 (the “Underwriting Agreement”), entered into among Euroseas Ltd. (the "Company"), Oppenheimer & Co. Inc. (“Oppenheimer”) and each of the underwriters named on Schedule A of the Underwriting Agreement for whom Oppenheimer is acting as the representative.

The Company hereby incorporates this Form 6-K into the Company's Registration Statement on Form F-3, Registration Statement No. 333-142794.