Divemaster Opportunities with Helmet Use: Exploring Options

QuestionHi Mike, Thank you for all the info you sent me.Having considered your answer,I was wondering if i could possibly work as a Dive Master at a dive r

Coastal School For Deep Sea Diving: Requesting Historical Student Records

QuestionWho would I contact to obtain student records for a 1976 graduate? I have not been able to find on the Internet the custodian of records for Coasta

Finding Dive Sites: Resources & Information for Scuba Diving Enthusiasts

QuestionHi, I live in Dhaka, Bangladesh and though it is a country with more than 500 rivers, there is nothing related to SCUBA diving here--- no diving

Tech & Cave Diving Statistics for Business Planning

QuestionGood morning Andy, I am planning on opening a dive shop in Thailand and have been working towards that end for 3 years gathering what I hope would

Scuba Diving After Eardrum Repair: What You Need to Know

QuestionHi, I am 63. Several years ago I had a repair (graft) to my badly perforated eardrum. It was successful but I have been told that I cant ever try s

SeaQuest BCD Air Leak Troubleshooting - Safety First

QuestionHello. I am a novice diver. I inherited a used SeaQuest BCD recently.  Of course, I want to make sure it is safe to dive.  I orally infla

Dive Equipment Repair Training for Marine Conservation Instructors

QuestionDear Henry, I became a PADI OWSI earlier this year and I am looking into volunteer instructor jobs connected to marine conservation. Most of those

Wetsuit Layering: Shorty Under or Over Steamer for Cold Water Diving?

QuestionHi Mike, I have a 6.5mm wetsuit and dive in cold water. Im not looking at dry-suits but I know several people who use a combination of a 3mm short

Removing Silicone Grease from Your Mustache: A Guide

QuestionHello, How can I effectively remove Silicone Grease from my mustache? (After snorkelling on holiday, it is a bit much to go to breakfast with a m

Choosing the Right Dive Mask with Prescription Lenses: A Guide for New Divers

QuestionHello, I am a newly certified diver wearing glasses.  I would like to purchase a mask with prescription glass and have a number of questions t

Connecting Dual Tanks with a 3-Way Valve for Balanced Pressure - Diving Setup

QuestionQUESTION: hi mike, Im using an ocean reef full-face mask. Ive seen a diver in the Caribbean that used 2 1st stage regulator connect together with a

Free Diving Limits: Can Humans Survive Extreme Depths Without Oxygen?

QuestionQUESTION: Can a person survive a free dive (no oxygen) of 350 feet if a trained dolphin takes the person down and back up? ANSWER: Hi, Thats an i

Free Diving Depth Limits: Can a 350ft No-Oxygen Dive Be Possible?

QuestionQUESTION: Can a person survive a free dive (no oxygen) of 350 feet if a trained dolphin takes the person down and back up? ANSWER: Physiologically

Wetsuit Care & SCUBA Diving Tune-Ups: Preparing for Your Return

QuestionI live in Southern Caliornia and its been about 8 years since I SCUBA dived. I want to start up again and have signed up for tune up class at a loc

Military Diving: Training, Operations, and Equipment

QuestionWhat is Military diving like? AnswerThat is a hard question to quantify. Military diving is some of the best technical training (physics, medicin

Dacor BCD Bladder Gasket Material: Rubber & Sealing Properties

QuestionIn a previous answer you posted, you said that the gasket that helps seal the hose to the bladder was rubber. Do you know this to be correct or wer

Diving Pressure and Health Risks: Understanding Decompression Sickness

QuestionQUESTION: Dear Mike, My question is related to the side-effect of diving. I know that while diving in a diving suit at some depth the diver has t

Find a Replacement for Your Vintage Scubapro Shotgun Snorkel

QuestionHi Jesse,  I have a different kind of question for you.  I have had a vintage Scubapro Shotgun Snorkel since I started snorkeling and div

Rebreather Safety: Understanding Risks and Safe Usage

QuestionQUESTION: Are re-breathers safe? ANSWER: Hi John, First, let me apologize for the delay in answering your question.  I changed my email addre

Diving After a Break: Potential Health Risks and Symptoms

QuestionI have a friend who used to dive every weekend for many years, is a dive master himself and even had a business where he certified people for sever