These fish are tropical, but that doesn’t mean they prefer saltwater. As a substitute, they are in the rivers and ponds scattered across Papua New Guinea. These fish are omnivorous and take in very a different diet plan. George Berninger Jr./Wikimedia Commons The masked angelfish is a shocking reef dweller https://www.edocr.com/v/0d4jkrk0/aquariumshops/4-benefits-of-hiring-an-aquarium-moving-service