Almost exactly a year between dives, I was in the same location in November 2019. Things obviously a little different then, with lots of tourists and pretty busy dive sites. This year with the restriction's things are a lot quieter, the roads are empty and the beaches deserted. The dive companies have joined forces to group together on a single boat. This has meant small groups and empty dive sites.
The dive season in the Andamans starts in October but does not really get going till November, this year ...