The most important feature you’ll want is a water filter. What other features are important to a fish tank? Make sure to ask how many of a particular breed would be a suitable number for your tank, and which combinations of breeds are a good match. So, you could safely hold two 10cm fish, three 5cm fish and five 3cm fish safely in a 50 litre tank.Īll the fish tanks listed below are suitable for either freshwater or saltwater fish, and, even if you’re only planning to have the one fish, you’ll want a capacity of at least 23 litres (or five gallons) so they can enjoy a decent habitat.įish will grow in size, which is something to be mindful of in these calculations, but if you are unsure it’s always best to enquire at your local fish emporium for advice. If in doubt, bigger is always better.įor tropical fish, you can accommodate more fish per litre: the ratio is 1 litre per 1cm of fish. You could probably squeeze a couple more in, but this will all vary depending on the types of fish you want to keep, alongside other tank components such as plants, lights and filters.
Or, alternatively, you could accommodate six 4cm fish. For instance, a 50 litre tank could safely house two 10cm and one 5cm fish. If you’re not sure what suits you best, then read on and our buying guide will explain all the basics.Īs a result, a good rule of thumb is to get a fish tank which has one litre of cold water per 0.5cm (excluding tails and fins) of fish. Whether you’re looking to house hundreds of fish in an aquarium built for the ages or an inexpensive option for beginners, there’s something for everyone down below. We’ve searched high and low for the best value fish tanks and aquariums on the market. Cost is the final stumbling block: they can be far more expensive than people imagine. All of these factors will vary depending on the specific fish you own, too, which can make it hard to decide on the optimal option for you and your new pets. There’s lighting, filters and potentially heating to consider as part of your purchase, as well as the tank dimensions themselves. In fact, unlike with a pet dog or cat, there are far more considerations when purchasing a new aquatic home for your fish.Ī fish tank is a self-contained ecosystem brimming with life – or it should be, if you’re caring for it properly – and this can be a daunting prospect for new fish owners. You might think fish are relatively easy pets to care for, but if you really want them to flourish, purchasing the best fish tank you can afford will improve their health and wellbeing.
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