Issue 110 of Underwater Photography (UwP) magazine is available to download. It has articles and reviews about the Canon EOS R, Panasonic S1, and S-Turtle TTL trigger. Destination articles include Mar d’Ament and West Papua. There is a primer for blackwater photography, and the winners from the Think Pink contest are featured.
The Sept/Oct 2019 issue of UwP is a free download in pdf format.