Goldfish come in various colours, Sarasa Comet being one of them , a striking single-tailed goldfish known for its vibrant red and white coloration and graceful fins, making it popular. they are peaceful and would do well in an aquarium 2 foot or more. or in a pond. They require regular water changes and good filtration, like temperature of 14-22 ph of 7-8 ,not fussy eaters, will eat flakes, pellets, frozen food and live food.