The Bubble Eye Goldfish Standard is as follows:
Depth of body to be approximately 50% of body length.
Caudal fin to be divided and forked with slightly rounded well spread lobes held above the horizontal.
Dorsal fin to be absent, all other fins to be paired and their extremities slightly rounded.
Eye sacs under and around sides of each eye.
Minimum length of body to be 5.5 cm (2¼ inches)
The fish should be bright, alert. The body should be medium length with smooth contours and no sign of a dorsal fin. The caudal fin should be well divided, forked and held above the horizontal. The eye sacs should be well developed and evenly matched.
Metallic fish may be self-coloured (red, orange, yellow, blue, brown or black) or variegated (any combination of red, orange, yellow, blue, brown, black and white) in a pleasing pattern similar on each side. Quality fish will have high colour intensity and metallic shine extending into the fins.
Calico fish should have a blue background with patches of violet, red, orange, yellow, brown and white, spotted with black. Quality fish should have a high intensity of colour evenly distributed over the body, with colour, especially black, extending into the fins.