I've returned to scientific diving as part of one of the tools I'm using in my current research.
I spent the last 15+ years diving in the temperate, northeast Pacific waters of British Columbia (~9°C). It's MUCH colder here in the northwest Atlantic waters of Newfoundland; water was ~1.7°C in JUNE! Cold-water diving is physically demanding and it definitely takes some time to adjust your body to the extreme cold.
Other things I've learned thus far:
Now to see what -1°C feels like in the Southern Ocean...
Jackson W.F. Chu
Jackson is a marine biologist, photographer, and dog-owner. This blog will try to be heavy on the photos and light on the text.