Goldfish in a tank

Long, you can have a tank of 20 gallons per fish. So, fishbowls, 5-gallon, and 10-gallon tanks are simply too small and are unsuitable homes for goldfish.But why do you need such a large tank for a few tiny fish?Well, goldfish are very messy fish! Goldfish eat a lot and generate masses of waste. Fish waste creates a chemical called ammonia at the beginning of the nitrogen cycle. Ammonia is highly dangerous to your goldfish, and if too much ammonia builds up in the water, it can stress or even kill your pets. So, you need a large tank with plenty of water to dilute the ammonia.As your goldfish grow, you must upgrade your tank to a 50, 75, or even 100-gallon tank for just two large goldfish! Tank ShapeThe best shape of tank to choose is a rectangular one.A rectangular tank is best for gaseous exchange, so your fish get all the oxygen they need to survive.Rectangular tanks provide plenty of swimming space for your goldfish.A long, shallow tank is best for round-bodied fancy goldfish. These fish are not good swimmers, and they might struggle to reach the water surface to feed in a tall, deep tank.The tank also needs to have a tightly fitting lid or a cover slide. Although Fancy goldfish are not known as jumpers, accidents do happen when the fish are young, and you don’t want your pets to finish up on the living room carpet!A lid also prevents the water from evaporating and keeps dust and other debris from falling into the tank and polluting the water.Goldfish Tank EquipmentAs well as a goldfish tank of the correct size, you’ll also need to buy some other essential pieces of equipment.Filtration SystemAs we mentioned earlier, goldfish are very dirty fish that produce lots of waste. You’ll

Goldfish can make excellent pets! But, if your new fishy friends are going to thrive, you’ll need to know a few basic things about how to set up your goldfish tank properly.Read this guide to find out everything you need to know about setting up a new goldfish tank.What Size Goldfish Tank Should You Have?To know what size goldfish tank you need, the first thing you need to decide is how many goldfish you want to keep as pets.Goldfish do best when kept in pairs or small groups of the same type. You shouldn’t keep one goldfish on its own. A solitary goldfish will quickly become lonely and stressed, which can lead to health problems.So, you want at least two fish.The goldfish you buy in pet stores are typically just a couple of inches long. That’s because these little cuties are baby fish; just a couple of months old.But don’t be fooled! Did you know that an adult Fancy Goldfish can grow to measure up to 8 inches long? Slim-bodied species of goldfish, such as Comets, can get even bigger, often reaching over a foot in length! Now, that’s much too big for most goldfish tanks.What type of goldfish to keep?Since Comets and other similar types of goldfish are best-suited to life in a fish pond where they have plenty of space to swim, you want to focus on having Fancy Goldfish as pets. We recommend choosing ordinary Fantails, rather than some of the more unusual varieties. Species such as Telescope or Bubble Eye Goldfish can be more challenging to care for, so they are best avoided until you have more experience.What size tank do I need for my first goldfish?The more goldfish you keep, the more space they need. At first, while the fish are just a few inches

And thriving, and a bubbler provides extra oxygen for the fish. Bubblers come in different shapes and designs. You can choose from a shimmering curtain of bubbles at the back of your fish tank, a single column of bubbles in one corner of the tank, or even a funny scuba diver ornament bubbler!Aquarium ThermometerGoldfish are coldwater fishes that like a cool water temperature. Fancy goldfish prefer the water temperature to be 68° to 74°F, while comets and shubunkins should be kept between 60° and 70°F.Although you don’t need a heater for a goldfish tank, we recommend that you use an aquarium thermometer to keep an eye on the water temperature to make sure it doesn’t get too warm for the fish. You can avoid water temperature problems by keeping your tank away from direct heat sources, such as radiators, fires, and direct sunlight.Fish Tank KitsNow, it can work out quite expensive to buy all those different pieces of equipment. However, you can choose to buy a complete fish tank kit instead of buying each item of kit separately, and that usually works out much cheaper.Kits usually contain the fish tank and lid, a lighting unit, and a filter system.As an added bonus, you often get some substrate, fish food, a few decorations, and some replacement filter media included with the kit, saving you even more cash to spend on your goldfish!Simple Goldfish Tank DecorationGoldfish don’t really mind what their tank looks like, so the style of decoration that you choose for your goldfish tank is really up to your personal taste.You’ll need some kind of substrate to cover the bottom of your tank. Smooth gravel works well, and you can choose from natural or colored substrate.Smooth stones, glass pebbles, and rocks look good and add interest to the tank.Pieces of

And gradually increasing the light (if indoors) to around 14-16 hours per day is recommended to stimulate breeding. It may be necessary to increase feeding to stimulate egg production.If you're a new or experienced goldfish owner who’s unsure of the best housing setup for your goldfish family, check out our book, The Truth About Goldfish, on Amazon.It covers everything about ideal tank setup, tank size, gravel, aquarium ornaments, and so much more!Additional Tips For CareSubstrateSmall gravel is generally not recommended for goldfish since large enough pieces can become lodged in their mouths at times. Some goldfish keepers prefer a bare bottom setup for ease of cleaning, but aquarium sand is also an appropriate choice. Purchased river rocks can be used for indoor and outdoor setups if they are rinsed thoroughly before use and are smooth with no jagged edges to prevent injury to the fish. It is important to not source rocks or plants from local waterways to prevent the spread of parasites and disease.PlantsPlants like anubias, java ferns, hornwort, moneywort, and Amazon swords are not likely to be eaten by goldfish. They have an affinity for plants like duckweed, frogbit, and salvinia. Other plants can be grown from the top of the water, like pothos, tradescantia, and bamboo.Image by: S-F, ShutterstockLightingGoldfish require light for at least a few hours per day. It is best to not place the tank in direct sunlight as this can lead to an algae bloom. Artificial light is recommended for indoor setups, but it is important to have “lights out” to replicate natural sleep/wake cycles.FiltrationThe filter system you choose for your goldfish tank is critical. It needs to be rated for more than the number of gallons in your tank, and the rule of thumb is that the water flow in the filter should