>>1724994When fun diving, it's very comfortable to have your snorkel on the ready like when you're scouting out the place. That's pretty much it. This
>>1725014When doing deep dives, training, or competition, most (not all) people leave out their snorks, in some cases, people don't even wear masks.
Personally for me, I feel "comfortable" with a snorkel and a mask, thus I like having both on at the same time, even when diving down to 35meters.