EXHIBIT 23.3 - CONSENT OF MURTHA CULLINA LLP MURTHA CULLINA LLP CITYPLACE I 185 ASYLUM STREET HARTFORD, CONNECTICUT 06103-3469 TELEPHONE (860) 240-6000 FACSIMILE (860) 240-6150 Securities and Exchange Commission 450 Fifth Street, N.W. Judiciary Plaza Washington, D.C. 20549 Re: COASTAL CARIBBEAN OILS & MINERALS, LTD. Ladies and Gentlemen: We hereby consent to the reference to our firm under the caption "Legal Matters" in the prospectus constituting a part of the registration statement on Form S-1 relating to 10,867,082 shares of common stock of Coastal Caribbean Oils & Minerals, Ltd., a Bermuda corporation. Very truly yours, MURTHA CULLINA LLP By: /s/ Timothy L. Largay ----------------------- Timothy L. Largay A Partner Hartford, Connecticut May 28, 2002