Endless Ocean Blue World photography missions

In Endless Ocean Blue World (Arika, 2009) you play a diver who can take photo assignments for magazines. Pictures of rare fish and other animals are rated from clients. The camera simulation allows to zoom and to change F-stops.

Players’ discussion on how to achieve an A-rating within the game:¬†https://www.gamefaqs.com/boards/954373-endless-ocean-blue-world/54367209