The fish from the market had a “large” black and ... green” in color, researchers said. Their dorsal fin has “metallic” spots of “yellowish green,” blue and orange.

Their fins are pale orange and have gray shading ... are usually solid slate gray in color, older fish are blotched with black and brown. They have a black spot on the rear of the first dorsal ...

All other types of oscar fish are derived from the original wild type, but wild oscars are beautiful all on their own. They have a grey or tan base color ... black eyes are rimmed in orange.

They are a gold-orange rainbow trout raised under artificial fish culture conditions ... are more brown and gray in color. They have shiny scales and dark black and red spots.

The transmission of the parasites is trophic, so they are passed along when infected fish are eaten. While black spot syndrome can have negative effects on infected fish, the most important ...