You've got your first aquarium - now to decide what fish to populate it with.placeholder image
You've got your first aquarium - now to decide what fish to populate it with. | Canva/Getty Images

My First Pet Tropical Fish 2026: Here are the 10 best species of colourful tropical fish for complete beginners - including the stunning Guppy 🐠

Fancy setting up your first aquarium? These are the best fish to choose if you’re an inexperienced aquariast.

From garden ponds filled with Koi Carp to the humble goldfish bowl (although goldfish are far happier living in a larger tank) – the UK is a nation of fish lovers.

There are an remarkable five million indoor fish tanks in the UK alone, according to the Pet Food Manufacturers’ Association (PFMA).

That’s about 10 per cent of British households – making fish the third most popular pet after dogs and cats.

It’s a fascinating hobby, particularly for youngsters, and there are few more relaxing activities than watching fish slowly swim around their home.

There’s plenty of choice when it comes to adding fish to (well prepared and correctly set up) home aquariums, with pet shops offering a bewildering range of finned friends that will happily live in the corner of your living room.

The first decision to make is whether you are going to pick a freshwater or saltwater tank - saltwater is a little more demanding - before choosing your fish breeds.

One thing to consider is that some fish are far easier to keep healthy and happy than others - so are perfect for novice fish fanciers.

Here are the 10 best breeds for newbies.

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