Draw a simple oval or teardrop shape for the fish body
Add a triangle shape at one end for the tail
Draw a small circle or dot for the eye
Add a curved line for the mouth
Draw a fin on the top of the body
Draw one or two fins on the bottom or sides
Add a curved line across the body for detail
Draw small lines inside the tail and fins
Outline the fish with a darker line
Erase extra sketch lines
Color the fish with bright or simple colors