Category Archives: Scuba History

49. Maintaining your BCD, Oceanographic Magazine and Sea Hunt – It’s Still Alive at the Point of No Return



One of the ways you can ensure that your buoyancy compensating device (BCD) is operating properly is to  make sure that you properly clean and inspect the BCD after diving. First you will want to clean out your bladder. If you’ve been diving in salt water it is important that you drain and rinse out … Continue reading 49. Maintaining your BCD, Oceanographic Magazine and Sea Hunt – It’s Still Alive at the Point of No Return


48. What is Geoengineering and how can it help with climate change, and another US original – DACOR



Geoengineering can be another weapon in the fight against climate change. Geoengineering refers to large-scale schemes for intervention in the earth’s ocean, soil and atmosphere with the aim of reducing the effects of climate change. There are two broad categories of geoengineering – Carbon Geoengineering focused on carbon dioxide removal (CDR) and Solar Geoengineering centered … Continue reading 48. What is Geoengineering and how can it help with climate change, and another US original – DACOR


45. A discussion on tank valves, the Ocean-based Climate Solution Act of 2020 and Dick Anderson – a pioneer in scuba diving



Tank valves are sometimes taken for granted. Although seemingly simple there are a number of parts deep inside you valve that will deteriorate over time. Tank valves should be periodically overhauled. One recommendation is that you can have it overhauled every five years when you are having your tanks hydrostatic test. Listen for some details … Continue reading 45. A discussion on tank valves, the Ocean-based Climate Solution Act of 2020 and Dick Anderson – a pioneer in scuba diving


42. Regulator Pressure Discussion, Learn about the Coral Restoration Foundation, and another pioneer of the underwater world – Ed Link



Regulator pressure is a critical component of your regulator maintenance. Every year you should have your regulator’s pressures checked and adjusted whether you are having an inspection or overhaul. The intermediate pressure (IP) of the first stage should be within manufacturer specification which is normally between 125 and 150 PSI. If you have an unbalanced … Continue reading 42. Regulator Pressure Discussion, Learn about the Coral Restoration Foundation, and another pioneer of the underwater world – Ed Link


40. Delayed Surface Marker Buoy, Plastic Bag Laws, and Sea Hunt – It’s Still Alive – Midget Submarine



We recently incorporated the delayed surface marker buoy adventure dive in our advanced open water class. Listen to our reasoning and how beneficial this was to both our students and instructors. Being able to deploy your surface marker buoy from depth is an important skill to have. Plastic bag laws work. There are 8 states … Continue reading 40. Delayed Surface Marker Buoy, Plastic Bag Laws, and Sea Hunt – It’s Still Alive – Midget Submarine