Dear Undercurrent: We have a problem

I am the Head Diver for the San Mateo County Sheriff’s Office Dive Unit, south of San Francisco. We are losing folks; they are aging out and retiring. We are not tough guys, but many recreational divers don’t want to do this type of dirty water diving. We need volunteers and a few paid divers. … Read more

How to Help the Citizens of Maui

Fire destroyed Lahaina and ravaged other areas of Maui, and thousands of displaced people there are desperate for your kindness. Here is a list of charities that welcome your immediate donation. Please do what you can. Council for Native Hawaiian Advancement CNHA is matching up to $250,000 in community donations providing critical assistance to families … Read more

On Diving Deep, Breathing Air
  it’s what we did because that’s all we had

Twenty years ago I met an old French diver at the DEMA show who was displaying oil paintings of various wrecks he’d dived in Bonaire. I didn’t recognize any of them and he told me where they were to be found. They were all very deep. I asked him if he used a helium mix … Read more