When it comes to keeping fish as pets, some species are easier to care for than others. Here are some of the easiest fish to look after:

1. Betta fish – Also known as Siamese fighting fish, bettas are a popular choice for beginner fish keepers. They are relatively hardy and can survive in small tanks or bowls without filtration, although it is recommended to provide a filtered and heated tank for optimal health. Betta fish are also easy to feed and can thrive on a diet of commercial fish food supplemented with the occasional treat of live or frozen food.
2. Guppies – Guppies are another popular choice for beginners. They are small and colorful, and are relatively easy to care for. Guppies prefer warmer water, so a heated tank is recommended, and they should be fed a diet of commercial fish food supplemented with live or frozen food.
3. Goldfish – Goldfish are a common fish species that are relatively easy to care for. They can survive in a wide range of water conditions, but it is important to provide them with a large tank or pond to swim in. Goldfish should be fed a balanced diet of commercial fish food and fresh vegetables.
4. Tetras – Tetras are a small, colorful fish that are easy to care for. They prefer warmer water, so a heated tank is recommended, and they should be fed a diet of commercial fish food supplemented with live or frozen food.
5. Swordtails – Swordtails are a peaceful fish that are easy to care for. They prefer warmer water and should be fed a diet of commercial fish food supplemented with live or frozen food.
6. Platies – Platies are another peaceful fish that are easy to care for. They prefer warmer water and should be fed a diet of commercial fish food supplemented with live or frozen food.
7. Corydoras – Corydoras are a small bottom-dwelling fish that are easy to care for. They prefer warmer water and should be fed a diet of commercial fish food supplemented with live or frozen food.
8. Cherry shrimp – Cherry shrimp are a small, peaceful species that are easy to care for. They prefer cooler water and should be fed a diet of commercial shrimp food supplemented with fresh vegetables.
9. Kuhli loaches – Kuhli loaches are a small, bottom-dwelling fish that are easy to care for. They prefer warmer water and should be fed a diet of commercial fish food supplemented with live or frozen food.
10. White cloud mountain minnows – White cloud mountain minnows are a small, peaceful species that are easy to care for. They prefer cooler water and should be fed a diet of commercial fish food supplemented with live or frozen food.

It is important to note that while these fish species are generally considered to be easy to care for, there is no such thing as a completely “maintenance-free” pet. Even the easiest fish require some level of attention and care, including regular feeding, water changes, tank cleaning, and monitoring for signs of illness. It is also important to consider the social needs of the fish species you choose, as some fish prefer to live in groups and may become stressed or aggressive if kept alone.

When setting up a tank for your fish, it is important to provide a suitable environment that meets their specific needs. This includes providing appropriate water conditions, such as temperature and pH levels, as well as appropriate tank size and filtration. It is also important to choose compatible tank mates, as some fish species may be territorial or aggressive towards others.

In addition to providing a suitable environment and diet, it is also important to monitor your fish for signs of illness and to seek veterinary care if necessary. Common signs of illness in fish include lethargy, loss of appetite, abnormal swimming behavior, and visible signs of infection or parasites.

Overall, while these fish species are generally considered to be easy to care for, it is important to do your research and provide your fish with the proper care and attention they require. With proper care, these fish can live long and healthy lives, and make a beautiful and entertaining addition to any home.