He Hath Fouled It Upon the Seas

by James (Jim) Hansen For many years, the motto of the Cayman Islands has been “He hath founded it upon the seas.” It reflects a proud heritage of seafaring, boatbuilding, harvesting the catch from surrounding waters, promoting and supporting the exploration of the undersea world, and caring stewardship of the marine environment. How much longer … Read more

A Practical Discussion of Nitrogen Narcosis

A HISTORICAL PERSPECTIVE There have been numerous articles written on the subjects of inert gas narcosis and attendant depth limitations. Many have re-hashed old formulas relating the preposterous “Martini’s Law” etc. and sanctimonious admonitions against any sport diving below 130 fsw. The authors of these materials are motivated by the best of intentions: diving safety. … Read more

Green Turtle’s Historic Swim Connects UN Biosphere Reserves in Costa Rica and Ecuador

A Pacific green sea turtle satellite tagged in Costa Rica’s Cocos Island National Park, has made a historical migration to Ecuador’s Galapagos National Park. Named Sanjay by researchers, the 117-pound male, is the first sea turtle to corroborate preliminary genetic data suggesting many of the resident sea turtles at Cocos Island were born on the … Read more