Best fish to have as pets​.More and more families are getting pet fish because they offer the advantage of being small and less difficult to keep than larger mammals such as dogs and cats. Before preparing to keep a pet fish, beginners should know which pet fish are easier to care for. Here are a few pet fish species for beginners.

Goldfish

Goldfish is one of the most popular pet fish, and has been a traditional Chinese pet fish since ancient times, as well as one of the most popular ornamental fish internationally. Goldfish are mainly categorized into various varieties such as vegetable gold, loach gold, dragon's eye gold, short-tailed gold and so on, and they are very beautiful in appearance. In terms of breeding, goldfish are very suitable for beginners as they do not require high water quality and can adapt to a wider range of living environments. In addition, goldfish are omnivorous fish and their feed is relatively easy to purchase. They also come in a variety of forms, so everyone can choose according to their own preferences.

Peacock Flower Fish

Peacock Flower Fish, commonly known as Peacock Fish, also known as Anchovy, Rainbow Flower Fish, Rainbow Fish, and Goupi, are tropical fish in the genus Flower Fish in the family Flower Fish. There are significant differences in body size and coloration between male and female fish. Adult males have an elongated body of 3-4 centimeters long and a brilliant body color; adult females are about 5 centimeters long, with the caudal peduncle and fins occupying more than one-third of the body, and all fins are shorter than those of males. Their body coloration is much poorer compared to the males.

Koi

The original variety of koi is the red carp. The red carp was very popular as an ornamental fish during the Ming Dynasty. Koi is said to have originated from Longzhou Koi in Guangxi, Xingguo Koi in Jiangxi and Hangzhou Koi in Zhejiang, China. With its unique masculine beauty, Koi is becoming more and more popular and is known as the “King of Ornamental Fish”. It belongs to the carp family in biology, which is the largest family of all fishes with more than 1,400 species. It is a popular high-end ornamental fish in today's world, and is known as the “living jewel in the water” and “swimming work of art”. It is popular among people because of its low water quality requirements, varied diet, and ease of breeding. It is easy to breed and raise, has a varied diet, and generally does not require high water quality for aquaculture. The term koi refers to any carp that has colors and patterns for human enjoyment.

With its robust body, bright colors, varied patterns, and majestic swimming posture, koi is highly valued for observation and breeding. It can reach 1-1.5 meters in length and has an extremely long lifespan. It can live for 60-70 years (legend has it that there is a 200-year-old koi), symbolizing good luck and bringing good fortune to its owner. It is a popular feng shui fish and ornamental pet.

Fighting Fish

Fighting fish are mainly small fish belonging to the order Perciformes, suborder Perciformes, family Saridae and subfamily Fighting Fish, with a rectangular body and slightly flattened sides. The mouth slit is small and slopes upward. Both the dorsal and anal fins are relatively long and placed vertically. The first lateral fin of the pelvic fin is elongated into a filament. The posterior margin of the fin cap has a blue spot. The body is reddish brown. Males are aggressive and very good fighters. It has long been kept as an ornamental fish due to its beautiful body color, fighting ability and mosquito killing ability.

All the above four pet fish species are suitable for beginners. As long as you take good care of them, change the water regularly, feed them and clean the tank, they will live well. Of course, these species usually have distinct preferences and habits, so it is important to carefully understand the lifestyle and habits of each pet fish before choosing one. In addition, beginners can refer to the advice and experience of other fish enthusiasts and consider fish keeping as a hobby to relax and enjoy.