Easy to raise small pet fish species.Due to home constraints and lack of large aquariums, many aquarium hobbyists often consider keeping small pet fish. There are various types of small pet fish, many of which are suitable for group breeding and are inexpensive. Breeding is relatively simple. So what types of small pet fish are there? Common small pet fish include zebra fish, tiger fish, peacock fish, pencil fish, moonfish, stoplight fish, Thai fighting fish, glass catfish, and coffee mouse. Below, we will introduce common and easy to keep small pets and their essentials. Let's take a look.

1. Zebra Fish

Zebra fish, often called flower fish or blue fish, is named after its body covered with multiple dark blue stripes. When swimming in groups in an aquarium, they look like a herd of zebras running across the African savannah. Zebrafish are 4-6 centimeters long, small and delicate, with a gentle temperament that prefers to swim in groups. Zebrafish are highly resistant to changes in water temperature and can survive as long as the water temperature does not fall below 20℃. The optimal growing temperature for keeping is 25℃. Various kinds of animal feeds or dry feeds can be consumed when keeping zebra fish.

2. Tigerfish

The Tigerfish, also known as the Tetrapin, Tetrapin, Pinpin Pinfish or Black Tetrapin, is 4-6 cm long, with bright colors and distinctive lines. It is known for eating the fins of other fish. The Tigerfish is a very hardy tropical fish, active and with low water quality requirements. It prefers to swim in the pelagic layer and thrives well in water temperatures of 22-26°C. Its body color is most vibrant at 22-25°C. Tiggerfish have a large appetite and are not food selective. They prefer to eat animal feed such as fish worms and nematodes.

3. Peacock Flower Fish

Peacock Flower Fish, commonly known as Peacock Fish, also known as Anchovy Fish, Peacock Fish, etc., are small in size with colorful patterns on their bodies. Peacock Flowerfish is an omnivorous small freshwater fish with a mild temperament, which can be mixed with mild small and medium-sized tropical fish. Peacock fish are very adaptable to their environment and can tolerate polluted water, with an optimal growing temperature of 22-24℃. They prefer slightly alkaline water and can adapt to neutral water. They feed on zooplankton, small insects and detritus.

5. Swordfish

Swordtails, also known as swordfish or green swords, are gentle and very active. They can be mixed with small fish and grow well in water temperatures of 20 degrees Celsius. They are suitable for breeding in water temperatures of 24-26 degrees Celsius. When startled, they like to jump and have great jumping ability. For safety reasons, it is best to add a cover to the top of the aquarium. Swordtails are omnivorous fish and eat many things such as pellet feed for tropical fish, cooked vegetable leaves, chewed rice and small fish worms.

6. Lillyfish

The Lili fish is small, brightly colored and can spit bubbles at the surface of the water. It is a very common small ornamental fish. Lili fish is suitable for living in the water temperature of 21-30 ℃, the optimal growth temperature of 23-26 ℃. It does not have strict requirements on water quality and feed, and can be fed with dry or live feed. It prefers clear old water. Because of its mild temperament, the Lilium can mix with other tropical fishes, but it is also timid, so more aquatic plants or big grass and rocks should be placed in the water for them to hide and roost.

7. Glass Catfish

The glass catfish has a transparent body and two long tentacles with cat whiskers that resemble willow leaves on its mouth. Glass catfish has strict requirements on water quality and water temperature, favoring weakly acidic soft water and old water, and the optimal water temperature is 22-28℃. In addition, the glass catfish does not choose its food and prefers live food such as fish worms and nematodes. Glass catfish have a mild temperament and need to be kept in the same group, just like a few species, they can be mixed with warm and slow small fish.

8. Moonfish

Moonfish is an important species of tropical fish, 4-6 cm in length, small, delicate and colorful. Moonfish are highly adaptable and fertile and can be crossed with swordtails to breed new species. The moonfish is highly adaptable to the environment and temperature, and can adapt to water temperatures of 18-28℃. The optimum growing temperature is 22-26°C. They prefer neutral and weakly alkaline water. The diet of moonfish consists mainly of live water fleas, and it can also be fed with chopped spinach or lettuce leaves.

9. Red Lotus Fish

The Red Lotus Fish, also known as Red Lotus Fish or Neon Fish, is 3-4 cm in length, with a slender body shape and bright colors. It often swims in a quiet environment on the surface of the water. Between the green water and green grass, it looks like sparkling fireflies, which is very beautiful. The Red and Green Lantern Fish is easy to keep with a temperature range of 20°C to 26°C and a pH of 5.0 to 7.0 (slightly acidic). It is best kept in soft water. Red and green lampreys like to eat live water fleas. When kept in captivity, they can be fed with artificial bait, daphnia, red worms and other foods.

10. Thai Fighting Fish

The Thai Fighting Fish is a relatively easy to keep ornamental fish with bright colors and a delicate appearance, like a ballerina in the water. However, it is known for being aggressive and cannot be kept with either males or females, let alone males. The Thai Fighting Fish is very adaptable to its environment, preferring to live in water at 22-24°C. It has no strict requirements for acidity, alkalinity or hardness. It is an omnivorous fish. Specialized artificial fish feeds such as shrimp eggs, nematodes, larvae, silkworms and daphnia can be their food.

11. Coffee Rat Fish

Coffee Rat is one of the most popular and famous rodent fish with a slightly greenish coffee brown body color. Coffee Mouse is known for its strong environmental conditions and robustness, making it one of the famous “scavenger fish”. They also have gentle habits and can be bred with other fish. The pH of the water used for coffee, rat and fish farming should be close to neutral, and the water temperature ranges from 22°C to 26°C, with a maximum of 30°C. They are not picky about bait. They are not fussy about bait, but like to compete for food.