There’s often a trade-off when you’re picking between fish compatible with goldfish, as many species are not a perfect fit but may work in the right tank set-up. Although they may not intentionally eat them, if a fish accidentally gets in the way during feeding time, they will be swallowed. As omnivores, goldfish are as happy to eat invertebrates and smaller fish as they are their commercial diet! Single tails usually do well over a wide range of temperatures from 60 to 80°F and readily eat a variety of fresh and commercial diets. When kept with more common varieties such as the active shubunkin and comet, fancy goldfish may not be able to compete for food. These fast swimmers usually end up between 10 and 12-inches long at maturity and prefer soft, sandy substrates to prevent injury to their delicate tails. They can reach 2-inches when fully grown, and a group of 10 needs about 20 gallons capacity in 68 to 79°F water. Comet Goldfish are not suitable companions for most species of freshwater fish. Zebrafish are usually too small to eat standard goldfish pellets. Rosy barbs make great tank mates for goldfish and can add some great activity throughout your tank. I’d love to hear about your goldfish tank mates, so share some pictures in the comments or join us on social media! Admittedly my Plec did not last long. Rocks, logs, and other decors can also give critters a place to hide from your goldfish! Any single-tailed goldfish with this trait is a Shubunkin, even if it was bred from another line. While the ideal tank mate for most goldfish are other similar goldfish, you have many other options if you’re willing to take the risk. But before you can go ahead with finding the goldfish tank mates, there … Fancy goldfish and streamline-bodied goldfish. They do well in temperatures from 64 to 72°F and are an ideal community fish. These colorful silver, blue and green fish are native to the River Murray in Australia and can reach up to 4-inches in length. There are many varieties of minnows that are suited for ornamental tanks. If you have overly-competitive fish in the same tank, try to spread out the diet over then entire tank surface or mix floating and sinking pellets. Since they have a longer tail, Comet goldfish do best in bigger 30-gallon tanks and I recommend adding an additional 10 to 15 gallons for every fish you add to your community. Ryukin Goldfish are lively fish that do best in groups. They add a nice splash of color and movement to goldfish tanks, and their budget cost makes the risk rather minimal. Your best is to pair a comet goldfish with another comet, or housing with your black moor goldfish another black moor goldfish. Shubunkins and Comet goldfish can actually grow up to 2 feet - or more. Happy, healthy snails will replicate very quickly. Choosing the perfect tank mate for your goldfish can be a little more confusing than you think. Comet Goldfish. They may also out-compete them for food! On the flipside, very rarely will goldfish harm other … Adding tank mates to a goldfish habitat is really more of a personal decision than a necessary one. Some people even use smaller snails as a food source for their goldies. These fish are sensitive to changes in barometric pressure and get agitated when a storm is brewing! Although, this breed is nonaggressive they do not … Trying to limit your fish's size by keeping them in a tiny tank or restricting their diet will only stunt them both structurally and immunologically. Their black-and-silver checkered bodies and red fins look amazing as they school, and they enjoy a strong current to play in. This will help the tank mates get … But you could likely keep a small school of 6 in a 30-gallon fancy goldfish set-up. Goldfish often eat snails, so avoid Nerite snails and other types with pointed cone-shaped shells that could hurt or kill your goldfish if swallowed. We recommend aiming for a 75-gallon tank if possible. If you are struggling to accommodate your current fish, you should not add any others. Common goldfish are available in a wide range of colors and patterns, although many will change colors as they mature. After many years of owning goldfish, we’ve compiled a list of our top recommendations for goldfish tank mates (including a few that you may have never tried before). They are slimmer and more streamlined than the other barbs on the list and can reach 3-inches at maturity. The first ever comet goldfish were actually in ponds at the United States Govt. Goldfish, especially single-tails, can’t resist the temptation to. Slim-bodied single tail goldfish are fast swimmers and will definitely gang up on any fish that are slower than they are. An aquarium full of orandas and fancy goldfish is beautiful and appealing. As for other species you might want to keep with the Ryukin, stick to other dual-fin fish. Since most single tails can reach 10 to 12 inches in length, they are best kept in a pond rather than an aquarium. Imagine if you were allowed to live your entire life with companions. And finally, for those of you looking for something a bit different, we suggest four tank mates that aren’t even fish! Not all goldfish like having friends. I’ve long been a fan of the mellow Gold Barb, and these peaceful gold and black fish add a lot of color to your tank! There are many types of goldfish available. Now: Don’t think you can mix tropical fish in your tank, as hardy as the Comet may be. Being hermaphrodites, they don't need any help! Different varieties have their own standard colors, but the care is identical. I wouldn’t keep angelfish with goldfish, because your goldfish are likely to chase and harass them. 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