SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

______________________

FORM 6-K

REPORT OF A FOREIGN ISSUER

PURSUANT TO RULE 13A-16 OR 15D-16

OF THE SECURITIES EXCHANGE ACT OF 1934

For August 9, 2011

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Archer Limited

Par-la-Ville Place, 14 Par-la-Ville Road

Hamilton HM 08

Bermuda

(Address of principal executive offices)

______________________

Indicate by check mark whether the registrant files or will file annual reports under cover of 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

If ‘‘Yes’’ is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b):

Exhibits

99.1	“ARCHER – secures the first contract for the Archer Emerald Modular Rig with Shell Todd Oil Services in New Zealand,” press release dated July 27, 2011.
99.2	“ARCHER – Share capital increase – exercise of options,” press release dated July 28, 2011.
99.3	“ARCHER – Allis-Chalmers, a material subsidiary of Archer, discloses a restatement of its 2010 financial statements,” press release dated July 28, 2011.
99.4	“Archer to acquire Great White Energy Services for USD 742 million on a cash and debt free basis,” press release dated August 1, 2011.

“Safe Harbor” Statement under the US Private Securities Litigation Reform Act of 1995: the matters discussed in this document may contain forward-looking statements. These statements are based on various assumptions, many of which are based, in turn, upon further assumptions, including Archer management’s examination of historical operating trends. Included among other factors that in Archer’s view could cause actual results to differ materially from the forward-looking statements contained in this document are the following: the competitive nature of the offshore drilling industry, oil and gas prices, technological developments, government regulations, changes in economical conditions or political events, inability of Archer to obtain financing for new investments on favorable terms, changes of the spending plan of Archer’s customers, changes in Archer’s operating expenses including crew wages, insurance, repairs and maintenance, failure of yards to comply with delivery schedules on a timely basis and other risks indicated in the risk factors included in Archer’s registration statement on Form F-4, filed with the US Securities and Exchange Commission on January 24, 2011, and other filings with the US Securities and Exchange Commission.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	ARCHER LIMITED (Registrant)
	By: Archer Management (US) LLC
Date: August 9, 2011
	/s/ Max Bouthillette
	Name: Max Bouthillette
	Title: Executive Vice President and General Counsel