While that may be true, as well as the fact that they don't take up much space or require a lot of physical effort and trips to the vet, fish actually require a fair bit of effort to keep them happy and healthy.

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When it comes to fish, there are three main types to choose from, cold water, warm water, and salt water. All of which require water testing, correct food, clean tanks, vegetation, and aeration.

It's important to choose the type of fish that is going to suit your lifestyle the best and really ask yourself what it is your are after in a pet. Cold water fish such as goldfish and fighting fish require the least amount of work and are easier to maintain, with simple Ph testing and feeding.

Ensuring their tank stays clean and following general care guides for your breed will reward you with healthy and happy fish that you can look forward to watching swim around in their habitat all day.

Warm water fish and tanks require an extra level of care. These fish require temperature controls, different cleaning methods and are trickier and much more time-consuming to look after. However, they can become an obsessive hobby and something you will enjoy every day.

The same goes for saltwater fish. You will need to undertake a great deal of research before deciding to start a saltwater aquarium at home. Start a conversation with your local aquarium or pet store to learn more about their requirements and this will assist you make the best decision that suits your lifestyle and needs.

Fish are a unique and interesting pet with a proven calming effect when watching them glide around the water in their tanks (that's why you always find them in doctors surgeries) and compared to other animals they are a lot less work.

Believe it or not, larger aquariums are actually easier to care for. The more water you have, the easier it is to maintain "balance" in your environment. Many fish lovers, recommend starting with a 20L aquarium or larger.

Pick a spot away from direct sunlight, windows, heating or air vents, and high-traffic areas when finding the perfect spot to place your fish tank. Make sure it placed on a sturdy top that cannot topple over when little one's come careening down the passage.

Depending what species you go with, upkeep can be very affordable, but like all animals their is an element of knowledge required before 'diving' in.