North Bay Resources Inc. Exercises Ruby Mine Purchase Option

SKIPPACK, PA -- (Marketwire - Jun 1, 2011) - North Bay Resources Inc. (OTCBB: NBRI) ("North Bay" or the "Company") is pleased to announce that the Company has formally exercised its option to purchase the Ruby Mine.

As set forth in the Company's Current Report on Form 8-K filed with the United States Securities and Exchange Commission ("SEC") on April 25, 2011, and as previously announced in a Company press release dated April 26, 2011, an amendment to the Ruby Mine Option and Purchase agreements with Ruby Development Company ("RDC") originally signed in September 2010 provides that upon receipt by RDC of the final option payment of $85,000 due on June 1, 2011, the Company shall be deemed to have exercised the Option to Purchase, and escrow shall be opened at the title and escrow company to be designated by RDC. The final option payment shall also be deemed to satisfy the requirement for a deposit to open escrow.

As of May 31, 2011, the final option payment has been paid, the definitive purchase agreements have been fully executed, and the opening of escrow has begun. Escrow is expected to close on or before July 1, 2011, thereby completing the acquisition of the Ruby Mine.


About The Ruby Gold Project

The Ruby Mine, a/k/a the Ruby Gold Project, is a fully-permitted underground placer and lode mine located near Downieville in Sierra County, California that is known to have produced over 250,000 ounces of gold since the 1850s, and which is considered to be part of the northern extension of the historic Mother Lode system. The Ruby Property covers approximately 1,755 acres, consisting of the subsurface mineral rights of two patented claims totaling approximately 435 acres and 30 unpatented claims containing approximately 1,320 acres. The equipment, fixed assets, and infrastructure in place have been valued at an estimated $3.5 million, and include a 1,000 yard per day placer wash plant, 50-ton per day quartz mill, 6,000 feet of tracked haulage, and related support equipment needed for underground mining operations. The property also features an excellent system of roads, is accessible via paved highway from Reno or Sacramento, has abundant water and timber available for mining purposes, and has PG&E power available on-site. For further information about the Ruby Mine, please visit the Ruby page on the North Bay website at www.northbayresources.com/ruby/.


About North Bay Resources Inc.

North Bay Resources Inc. (OTCBB: NBRI) is a fully-reporting junior mining company with over 150 mineral and placer claims encompassing approximately 60,000 acres throughout British Columbia, Canada.

In the US, the Company is acquiring the Ruby Gold Mine in Sierra County, California, and is presently looking to acquire additional operating mines in the western US.

The Company's mission is to build a portfolio of viable mining prospects throughout the world and develop them through subsidiaries and JV partners to their full economic potential. North Bay's business plan is based on the Generative Business Model, which is designed to leverage its properties into near-term revenue streams even during the earliest stages of exploration and development. This provides shareholders with multiple opportunities to profit from discoveries while preserving capital and minimizing the risk involved in exploration and development.


SAFE HARBOR FOR FORWARD-LOOKINGSTATEMENTS

This press release may contain certain forward-looking statements within the meaning of Section 27A of the Securities and Exchange Act of 1933, as amended, and Section 21E of the Securities and Exchange Act of 1934, as amended, which are intended to be covered by the safe harbors created thereby. Investors are cautioned that all forward-looking statements involve risks and uncertainties. Although North Bay Resources Inc. believes that the assumptions underlying the forward-looking statements contained herein are reasonable, any assumption could be inaccurate, and therefore, there can be no assurance that the forward-looking statements included in this press release will prove to be accurate. In light of the significant uncertainties inherent in the forward-looking statements included herein, the inclusion should not be regarded as a representation by North Bay Resources Inc. or any other person that the objective and plans of North Bay Resources Inc. will be achieved.

Cautionary Note to U.S. Investors -- The United States Securities and Exchange Commission permits U.S. mining companies, in their filings with the SEC, to disclose only those mineral deposits that a company can economically and legally extract or produce. We use certain terms on our website (or press releases), such as "measured," "indicated," "inferred" and "resources," which the SEC guidelines strictly prohibit U.S. registered companies from including in their filings with the SEC. U.S. Investors are urged to consider closely the disclosure in our Form S-1 and subsequent Form 10-K which may be secured from us, or from our website at www.sec.gov/edgar.shtml



Contact:

Perry Leopold
CEO
North Bay Resources Inc.
215-661-1100
www.northbayresources.com