International Maritime Organization - United Nations (IMO)
This website has a wealth of information, but you must first register and create a free log in. Included in this website are IMO Documents, the Global Integrated Shipping Information System, news and much more.
Admiralty and Maritime Law Guide: includes over 1,500 annotated links to admiralty law resources on the Internet and a growing database of admiralty case digests, opinions and international maritime conventions.
Great Lakes St. Lawrence Seaway Development Commission: A wholly owned government corporation created to construct, operate, and maintain that part of the St. Lawrence Seaway between the Port of Montreal and Lake Erie, within the territorial limits of the United States.
Occupational Safety & Health Administration (OSHA)