Home Forums Fish Introduction of Common Species of Killifish


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    The origin of Killifish is mostly in tropical, subtropical swamps and streams in South, North America and Africa, and there are also small amounts in Asia and Europe. The Killifish is a small fish that lives in a small stream, and the stream is prone to geographical isolation due to many factors. Once isolation occurs, the same type of Killifish will be divided into many different ethnic groups, and gradually develop different types and body color varieties.

    Most of oviparous Killifish have extremely attractive body colors, and can be said to be one of the very few species of freshwater aquarium fish that can be compared with marine coral fish. Coupled with their small size and lively personality, it is a natural match in a water tank.

    Dwarf Argentine Pearl: The body color is dark blue, which is similar to black, and the whole body is covered with light-colored spots. It can impress people because its life span is only one year. If you want to watch it for a long time, you have to work hard on reproduction. 6cm in total length, habitat: Argentina. The feeding difficulty is average.

    Cynolebias affinis: The whole body is green, as if it will glow, like to hide in pairs and lay eggs in the water plants. 6cm in total length, habitat: Uruguay. The difficulty of raising is average.

    Cynolebias patriciae: with an elegant body color, the Cynolebias patriciae is round and full of body, and it feels very cute. 6cm in total length, habitat: Brazil. The difficulty of raising is average.

    Cynolebias notatus: Cynolebias notatus produced in South America, the body color is based on brown. The whole body is covered with blue spots. Exudes an elegant atmosphere. 4cm in total length, habitat: Brazil. The difficulty of raising is average.

    Simpsonichthys Picturatus : the Simpsonichthys picturatus produced in South America has only recently become known. Extremely sensitive to water quality, regular water changes are required, preferably 2/3 of the total amount of water per week (twice changes) Body length: 5cm, difficult to raise and more difficult.

    White’s Pearl: It is the entry variety of pearl medaka, feeding and breeding are very simple, suitable for entry. Some of them are improved varieties of white guppies. Full length 8CM, habitat: Brazil, difficult to raise, easy.

    Hypsolebias Fulminantis: a well-known Hypsolebias Fulminantis produced in South America, is a very popular species. There are very few in the market. The Japanese breed is artificially propagated, body length: 5cm, habitat: South America. Difficulty in feeding is more difficult.

    Costa pearl: its huge dorsal and caudal fins have a thin blue line. It is popular because of its rich body color. Full length 4CM, habitat: South America. Difficulty in feeding: more difficult.

    Diapteron georgiae: Because the pattern on its body side is very similar to the American flag, it is called American sailfish. After the females spawn, the males are responsible for caring for the eggs, easy to reproduce, full length: 6CM, habitat: Florida, breeding difficulty: easy.

    Nothobranchius Rubripinnis: Origin: Tanzania, Africa. Suitable water temperature: 24℃-26℃. Water quality: PH value around 6.5, total hardness 3°dGH. The surface of the fish body is mostly red, the upper part shows a metallic bright blue, and the pectoral fin, anal fin and caudal fin are bright red, which is really cute. The pink lady likes to eat live bait, such as Fengnian shrimp, with a maximum body length of up to 5 cm.

    Rocket Panchax: The body side of the Rocket Panchax is a wide band of black and white, and grows to an adult. The outer edge of the circular caudal fin is blue, and there are two red longitudinal stripes running through the middle. The caudal shank is yellowish brown. Bright and harmonious, it is particularly prominent in the water tank, and some people call it Spitfire. This fish belongs to the upper layer fish and can grow up to 4 cm in length. This fish is the green fluorescent gene of coral implanted into the embryo of Taiwan Rocket Panchax, and the transgenic fish obtained after long-term cultivation can emit strong green fluorescence. After turning off the aquarium lights at night, a little starlight in the aquarium is really beautiful.

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