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The roach (Rutilus rutilus) is a common fish of fresh and brackish water, and one that is likely to be the most familiar to anglers. The eyes are red; the body silvery with a blue iridescence and prominent scales; the rays of the fins and tail are blue, with the webbing between fin spines an orange-red. They are not large fish and the body size varies considerably depending on the food available and other local conditions. The largest roach recorded weighed less than two kilograms.
