A brightly colored tropical fish that is popular in aquariums. The Blue Discus is a Fish found in Stardew Valley. A brightly colored tropical fish that is popular in aquariums. Fish are a type of ...

The red shading fades into dark fins, and their black eyes are rimmed in orange. Oscars, like most fish, are timid when they're first introduced to a new aquarium ... the blue one should be ...