Relatively small compared to most pond-reared species, they won’t at all be demanding in terms of resources and will be perfectly happy on a diet of a few goldfish flakes a day. Characterized by slender torpedo-shaped bodies, rosy minnows grow to around 2 – 3 inches (5 – 8 cm). Their subtly varying hues make them an attractive addition to a small pond, and somewhat complementary in appearance to goldfish. Though they are referred to as “red”, these fish are actually more pinkish, peach, or orange in color. Though their meager requirements leave a lot of room for error, try to treat them as you would your sensitive species as they, too, will live longer under optimal conditions. This low-maintenance fish can withstand even low oxygen and high nutrient concentrations, and will undoubtedly find goldfish ponds luxurious in terms of their water clarity and aeration. It can thrive in a variety of conditions and is typically found in ponds, streams, and lakes in the wild. The rosy red minnow, also known as the fathead minnow, is an extremely hardy freshwater fish. Rankin1958, CC BY-SA 3.0, via Wikimedia Commons Occasionally, either species may consume the eggs and larvae of the other, but this is a normal occurrence in ponds and is oftentimes an effective means of population control.Ģ) Rosy red minnow (Pimephales promelas) The rosy red minnow is an extremely hardy fish and can withstand low oxygen and high nutrient concentrations. They can co-exist happily and will, at times, even breed with one another to produce sterile offspring! These hybrids are characterized by their small barbels and features with intermediate lengths (in between that of koi and goldfish). In terms of pond requirements, koi and goldfish are very compatible. This may come in the form of macrophytes, such as water lilies, or ornamental structures, such as driftwood and plants along your pond’s margins. In case you do have jumbo koi varieties, you must provide your goldfish with hiding places. You may also opt to select for larger goldfish varieties and smaller koi varieties so that the size difference between the two species is not too drastic. So long as a pond is not overcrowded, instances of aggression from koi toward goldfish can effortlessly be prevented. The size difference between koi and goldfish must also be balanced, as much larger individuals may occasionally be responsible for the disappearance of small goldfish. As species that can easily grow 5 – 10 times the length of goldfish, however, they will require a larger pond area and a depth of at least 3 – 4 feet. They are the most obvious choice as goldfish pond mates, and may occasionally even school with their cousins. As they require fish food that is specifically made to suit their nutrient demands, it is likewise advisable to select species that can benefit from the same feed composition.Īs members of the carp family, ornamental koi are tranquil fish that will thrive in pond conditions suited to goldfish. They thrive best in water temperatures ranging from 65˚F (18˚C) to 70˚F (21˚C) and are thus incompatible with tropical fish. Goldfish need well-maintained oxygenation and adequate pond water filtration. When selecting species to keep with your goldfish community, it is important to take note of their general requirements. Conversely, smaller fin-nipping fish (e.g., certain barbs and tetras) may also be detrimental. Unfortunately, larger carnivorous fish may be dangerous, particularly in crowded situations. This makes goldfish an ideal choice for you if you have a relatively small pond and wish to invest in smaller fish.ĭue to their friendly disposition, goldfish can be reared alongside a wide variety of species without danger of aggression from their end. In contrast, many other species, such as koi and catfish, grow to be much larger and take up more space and resources. On average, these fish reach a length of just 4 – 12 inches (10 cm) when grown in captivity. On the size spectrum of popularly grown pond fish, goldfish are typically small. The sheer variety of goldfish breeds is often enough to keep one occupied, yet the opportunity to grow these peaceful swimmers alongside other fish is certainly compelling. Lawrencekhoo, CC BY-SA 4.0, via Wikimedia CommonsĪ thriving goldfish community in an ecologically balanced pond is perhaps a dream come true for every pond enthusiast. 1.2.7 7) White Cloud Mountain minnow (Tanichthys albonubes) Goldfish are an ideal choice if you have a small pond, as they reach a length of 4 – 12 inches when kept in captivity.
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