Know a Fish a Day｜Red Dragon

Red Dragon Fish

Red Dragon Fish is also known as Red Golden Dragon Spitting Pearl, Wang Jia Fish. Biologically, it is categorized as a species in the animal kingdom, phylum Chordata, class Scleractinia, order Osteoglossiformes, family Osteoglossidae, and genus Scleractinia. Native to Indonesia, distribution area of Indonesia's Sumatra and Kalimantan along the rivers. It is one of the most primitive fish on earth and is known as a "living fossil".

Morphological features:

The body of the red dragonfish is cylindrical. The body length is 50~100 centimeters. Body color is pink or deep red. The scales are large, reflecting an attractive ruby luster, and the gill covers have a rich red color. There is a pair of short whiskers at the corners of the mouth. The back is smooth, and the dorsal fin moves posteriorly above the caudal peduncle to correspond remotely with the anal fin.

Distinguishing between males and females:

Females and males are difficult to distinguish in the juvenile stage. Mature females have a slightly convex abdomen, while males remain slim. In addition, females are always fatter and shorter than males, and their bellies tend to swell, and their pectoral fins and heads are not as dark as those of males.

Habitat:

The water temperature is 24~28℃, and the water quality is neutral or slightly acidic soft water. Prefer to eat small fish, shrimp, shellfish, water earthworms, red worms, breadworms and so on.

Feeding:

Weakly acidic or neutral, slow-moving clear water;

Temperature:24~28℃

PH:6~7

Hardness:5~7

Bait:Live feed, crickets, locusts, small frogs, etc.

Aquarium Length:100cm

Description:Lives in the middle and upper layers of the aquarium, fierce temperament and timid nature, avoid disturbing. You can put some pebbles or rainbows under the water. It is normally sexually mature for 7 years and has a strong mate selection.

Easy to feed, rapid growth. Do not mix with small fish. Dragonfish are difficult to breed in an aquarium.

Selection method:

Red dragonfish aesthetic standards a*** there are 11 points:

Color: According to the dragonfish species, the color should be beautiful.

Body shape:Wide, long, to be symmetrical, all parts of the fins should be complete.

Scales:They should be neat, bright, flat, and most importantly, the scales should be large and not deformed.

Whiskers:Should be long and straight, and aligned to match the color of the species of fish.

Fins: they should be large and open, and the peduncle of each fin should be smooth, not crooked.

Gills:They should be close to the body of the fish, the cartilaginous part should be smooth, and the whole gill cover should be bright.

Eyes:Average size, flat against the body, no whitish color, bright and attractive.

Mouth:Should be close fitting, not bulging.

Teeth:should be neat and not chipped.

Anal:Should not protrude and should match the curvature of the fish's belly.

Swimming posture:The swimming angle should be smooth and it is moving in the upper part of the water.