Some of those photos were taken by someone else. In one it is obvious that the angle could not have been taken by him as his arms are not in the correct position. So WHO took them? Also, his recounting is full of poetic literary tones, such as the moment the whale looks at him.
He seems to tell the readers that All Survived:
” As I was being treated, I looked for the other survivors an asked if they’re okay, but I didn’t asked out loud in speaking. I asked with just a look and was answered and confirmed with their expression. We survived!!!